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REPORT OF CHIEF ENGINEER HUDSON RIVER - BLACK RIVER REGULATING DISTRICT
BOARD MEETING APRIL 10, 2020 – MAYFIELD, NEW YORK
HUDSON RIVER AREA - MARCH SUMMARY
Reservoir Operation
Great Sacandaga Lake
The March average daily release from the Sacandaga Reservoir (Great Sacandaga Lake) was approximately 2,390 cubic feet per second (cfs). The Upper Hudson / Sacandaga River Offer of Settlement target elevation for March 31 is 748.12 feet (ft.). The release of water from Great Sacandaga Lake was consistent with the Upper Hudson/Sacandaga River Offer of Settlement. Table 1.0 - Great Sacandaga Lake Elevation and Release
Date Daily Average Elevation
Deviation (ft) (1) Release (cfs)
(ft,NAVD)(4) From Average
From Offer of Settlement
Conklingville Dam
E.J. West (2) Hydro Plant
Feb. 28 754.11 +7.36 +5.57 0 4,080
Mar. 31 760.6 (e) +10.0 (e) +12.5 (e) 0 350 (e) Notes: (1) Difference between current reservoir elevation and historic average or Level 3 (2) Release established by Regulating District
(3) "(e)" represents estimated value (4) "NAVD” is North American Vertical Datum
Indian Lake Reservoir The March average daily release from Indian Lake was approximately 195 cfs.
Table 2.0 - Indian Lake Reservoir Elevation and Release
Date Daily Average Elevation (1) Deviation (ft) Release
(ft, NAVD) From Average From Target (cfs)
Feb. 28 1,637.80 -2.31 -0.10 180
Mar. 31 1,643.8 (e) +2.2 (e) +6.7 (e) 212 (e) Notes: (1) Local datum = NAVD elevation + 1617.63ft; spillway crest = 1651.01ft (33.38ft) (2) "(e)" represents estimated value
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HUDSON RIVER AREA - MARCH SUMMARY- continued River Flow Hudson River flow, downstream of the confluence with the Sacandaga River, was approximately 8,780 cfs on March 30 and approximately 1,120 cfs above the historic average flow. Table 3.0 - Sacandaga, Indian, and Hudson River Flow
River Monthly Average Flow
Historic Average Flow (2)
(cfs) (cfs)
Sacandaga at Hope 2,670 (e) 1,640
Sacandaga at Stewarts Bridge 2,390 (e) 1,990
Indian at Indian Lake Dam 195 (e) 280
Hudson at Hadley (1) 5,120 (e) 3,680
Notes: (1) Above confluence with Sacandaga River (2) Based on USGS records (3) "(e)" represents estimated value (4) Gauge unavailable due to ice
Precipitation Monthly total precipitation measured 88%, 96%, and 91% historic average at Indian Lake, Mayfield, and Conklingville, respectively, as of March 30 Table 4.0 - Hudson River Basin Precipitation - as of March 30
Station Monthly Total Historic Average (inch) (inch)
Indian Lake 2.71 3.08
Mayfield 3.45 3.59
Conklingville 3.29 3.63
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HUDSON RIVER AREA - MARCH SUMMARY- continued Operation Overview Precipitation during the month of March was below normal across the Great Sacandaga Lake watershed and the Indian Lake watershed. The monthly inflow to Great Sacandaga Lake and Indian Lake reservoir was approximately 145% and 133% of historic average, respectively. Monthly release of water from Great Sacandaga Lake and Indian Lake measured 116% and 67% of historic average, respectively. Great Sacandaga Lake Operation Great Sacandaga Lake operation summary report for the period March 1, 2020 through March 29, 2020 is attached. This report includes projected and forecast values for dates after March 29, 2020. Hudson River Area Staff Activities Staff completed routine maintenance and operations activities during the month. A summary of Regulating District staff activities and work projects at the dam facilities is attached in the Administrator’s Report.
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BLACK RIVER AREA – MARCH SUMMARY
Reservoir Operations
Stillwater Reservoir
The March average daily release from Stillwater Reservoir was approximately 430 cfs. The maximum discharge for the month was 700 cfs.
Table 1.0 - Stillwater Reservoir Elevation and Release
Date Daily Average Elevation
Deviation from Average Elevation
Release
(ft, NAVD) (ft) (1) (cfs) Feb. 28 1,664.40 -1.38 700
Mar. 31 1,668.4 (e) +0.83 (e) 300 (e) Notes: (1) Difference between current reservoir elevation and historic average (2) "(e)" represents estimated value
Sixth Lake Reservoir
The March average daily release from Sixth Lake Reservoir was approximately 50 cfs. Table 2.0 - Sixth Lake Reservoir Elevation and Release
Date Elevation (1) Deviation from Average Elevation (2)
Release
(ft, NAVD) (ft) (cfs)
Feb. 28 1,779.35 -2.49 48
Mar. 31 1,781.5 (e) -0.20 (e) 26 Notes: (1) Local datum = USGS datum (2) Difference between current reservoir elevation and historic average.
(3) "(e)" represents estimated value
Old Forge Reservoir
The March average daily release from Old Forge Reservoir was approximately 110 cfs.
Table 3.0 - Old Forge Reservoir Elevation and Release Date Elevation (1) Deviation from
Average Elevation (2) Release
(ft, NAVD) (ft) (cfs)
Feb. 28 1,702.87 -0.71 116
Mar. 31 1,704.1 (e) -0.3 (e) 41 (e) Notes: (1) Local Datum = USGS elevation
(2) Difference between current reservoir elevation and historic average. (3) "(e)" represents estimated value
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BLACK RIVER AREA - MARCH SUMMARY - continued
River Flow
The average daily Black River flow, as measured at the Watertown gauge, was approximately 6,150 cfs on March 29.
Table 4.0 - Moose, Independence, Beaver, and Black River Flow
River Monthly Average Flow
Historic Average Flow (1)
(cfs) (cfs)
Moose at McKeever 1,967 (e) 1,107
Beaver at Croghan 1,030 (e) 722
Black at Watertown 9,160(e) 6,160
Notes: (1) Based on USGS records (2) "(e)" represents estimated value
(3) Stage and flow affected by ice in river Precipitation Monthly total precipitation measured 65%, 73%, 63% of historic average at Stillwater, Old Forge, and Sixth Lake, respectively, as of March 29.
Table 5.0 - Black River Basin Precipitation - as of March 29
Station Monthly Total Historic Average (inch) (inch)
Stillwater 2.16 3.30
Old Forge 2.66 3.63
Sixth Lake 2.10 3.35
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BLACK RIVER AREA - MARCH SUMMARY - continued Operation Overview Precipitation in the month of March was below average at Stillwater, Old Forge and at Sixth Lake. The monthly inflow to Stillwater Reservoir was approximately 131% of historic average. The inflow to Sixth Lake and Old Forge Reservoir totaled 0.20 and 0.44 billion cubic feet, respectively, in March. Release of water from Stillwater Reservoir averaged 106% of historic discharge. Black River Area Staff Activities A summary of Regulating District staff activities and work projects at the dam facilities is attached in the Administrator’s Report.
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740742744746748750752754756758760762764766768770772774
Elev
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Great Sacandaga Lake2020 Reservoir Elevation
Historic Average Elevation Settlement Target Elevation 2020
1635
1637
1639
1641
1643
1645
1647
1649
1651
1653
1655
Elev
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, 88
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Indian Lake2020 Reservoir Elevation
Historic Average Elevation Target Elevation 2020 ILA Target
8
1655
1657
1659
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1663
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1669
1671
1673
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1681
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Stillwater Reservoir2020 Reservoir Elevation
Historic Average Elevation Operating Elevation 2020
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1779
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1785
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1787
Elev
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Sixth Lake2020 Reservoir Elevation
Historic Average Elevation Target Elevation 2020
1702
1703
1704
1705
1706
1707
1708
Elev
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, 88
NAV
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Old Forge2020 Reservoir Elevation
Historic Average Elevation Target Elevation 2020
Signature:__________________________________________________________________________________
Date:_________________________ 8:13 AM U:\Hudson River Area\Hydrologic and Hydraulic\Sacandaga Reservoir\Great Sacandaga Lake Elevation Calculator - NAVD88.xlsx
SACANDAGA RESERVOIR ELEVATION CALCULATORDatum: Settlement Parameters1988 NAVD Date 3/30/2020 Whitewater Daily Avg Daily Conditions
Target Elevation 748.12 (hrs) (cfs) Date 3/30/2020Actual "Level" 3.28 3 806 Day of Year 4838 Dan McCarty 744-2067 Eric Johnson"Level 2.5 threshold" 4 958 Starting Elevation (ft) 759.54 759.79 Piezometers 518-696-5807 863-8791"Level 1.2 threshold" 740.42 5 1110 Average Elevation 759.38Hudson River Target Elevation Level 6 1263 ACTUAL High ValueMaximum Flow (cfs) 8000 8060 Rafting Relase at Abanakee 7 1415 Flow Below Hadley (cfs) 8000 SCHEDULED Low ValueMinimum Flow (cfs) n/a 2560 North Crk T, Th, Sa., Su. 8 1567 Todays Release 2660 ESTIMATED Instant. (min + raffting)Min. Rec/Rafting Hours (hrs) #VALUE! Hadley M, W, F, Su. * 4000 cfs/hr + base flow 350 cfs Tomorrows Release 2100 TO BE CHANGED
Starting Date Starting Net Settlement Hudson Hudson River Hudson River Target Flow Ending Ending Date Daily Settlement Historic Daily12:00 AM Elevation Average E.J. West Valves Spillway Average Maximum Level at Hadley Below Minimum Maximum Elevation 12:00 AM Average Target Average Elev.
Inflow Release (Table F - Elev.) Confluence (Table C - Level) (Table D - Elev.) (Table E - Level) Elevation Elevation
3/1/2020 753.99 1200 4080 0 0 4080 4000 3.23 1730 5810 2460 6000 7960 753.73 3/2/2020 753.86 748.49 746.483/2/2020 753.73 1400 4080 0 0 4080 4000 3.23 1840 5920 2460 6000 7960 753.48 3/3/2020 753.61 748.43 746.403/3/2020 753.48 3000 4080 0 0 4080 4000 3.22 1920 6000 2440 6000 7940 753.38 3/4/2020 753.43 748.38 746.313/4/2020 753.38 4400 4080 0 0 4080 4000 3.21 2520 6600 2420 6000 7920 753.40 3/5/2020 753.39 748.33 746.253/5/2020 753.40 4300 2920 0 0 2920 4000 3.20 2800 5720 2400 6000 7900 753.52 3/6/2020 753.46 748.28 746.213/6/2020 753.52 3100 2780 0 0 2780 4000 3.19 2800 5580 2380 6000 7880 753.54 3/7/2020 753.53 748.22 746.183/7/2020 753.54 3000 3050 0 0 3050 4000 3.20 2700 5750 2400 6000 7900 753.53 3/8/2020 753.54 748.17 746.153/8/2020 753.53 2700 3340 0 0 3340 4000 3.23 2560 5900 2460 6000 7960 753.47 3/9/2020 753.50 748.12 746.153/9/2020 753.47 3500 3340 0 0 3340 4000 3.22 2620 5960 2440 6000 7940 753.48 3/10/2020 753.48 748.12 746.17
3/10/2020 753.48 5600 3080 0 0 3080 4000 3.22 3460 6540 2440 6000 7940 753.70 3/11/2020 753.59 748.12 746.183/11/2020 753.70 7800 2030 0 0 2030 4000 3.24 5110 7140 2480 6000 7980 754.21 3/12/2020 753.96 748.12 746.223/12/2020 754.21 5900 2730 0 0 2730 4000 3.25 5480 8210 2500 8000 8000 754.49 3/13/2020 754.35 748.12 746.283/13/2020 754.49 11000 2310 0 0 2310 4000 3.27 6840 9150 2540 8000 8040 755.26 3/14/2020 754.88 748.12 746.403/14/2020 755.26 9000 424 0 0 424 4000 3.28 9100 9524 2560 8000 8060 756.00 3/15/2020 755.63 748.12 746.513/15/2020 756.00 6200 421 0 0 421 4000 3.28 8280 8701 2560 8000 8060 756.50 3/16/2020 756.25 748.12 746.613/16/2020 756.50 4800 740 0 0 740 4000 3.30 7100 7840 2600 8000 8100 756.85 3/17/2020 756.68 748.12 746.743/17/2020 756.85 4000 2070 0 0 2070 4000 3.33 6040 8110 2660 8000 8160 757.01 3/18/2020 756.93 748.12 746.923/18/2020 757.01 3000 2450 0 0 2450 4000 3.37 5320 7770 2740 8000 8240 757.05 3/19/2020 757.03 748.12 747.103/19/2020 757.05 3600 3070 0 0 3070 4000 3.37 4890 7960 2740 8000 8240 757.09 3/20/2020 757.07 748.12 747.283/20/2020 757.09 7600 2150 0 0 2150 4000 3.37 4960 7110 2740 8000 8240 757.55 3/21/2020 757.32 748.12 747.473/21/2020 757.55 7300 416 0 0 416 4000 3.37 6820 7236 2740 8000 8240 758.13 3/22/2020 757.84 748.12 747.693/22/2020 758.13 5800 414 0 0 414 4000 3.37 7210 7624 2740 8000 8240 758.58 3/23/2020 758.36 748.12 747.933/23/2020 758.58 5300 1180 0 0 1180 4000 3.37 6620 7800 2740 8000 8240 758.92 3/24/2020 758.75 748.12 748.143/24/2020 758.92 4000 2110 0 0 2110 4000 3.37 5910 8020 2740 8000 8240 759.07 3/25/2020 759.00 748.12 748.373/25/2020 759.07 3000 2990 0 0 2990 4000 3.38 5320 8310 2760 8000 8260 759.07 3/26/2020 759.07 748.12 748.603/26/2020 759.07 4200 3200 0 0 3200 4000 3.40 4820 8020 2800 8000 8300 759.15 3/27/2020 759.11 748.12 748.893/27/2020 759.15 3100 3630 0 0 3630 4000 3.42 4840 8470 2840 8000 8340 759.10 3/28/2020 759.13 748.12 749.263/28/2020 759.10 4300 2860 0 0 2860 4000 3.45 5090 7950 2900 8000 8400 759.21 3/29/2020 759.16 748.12 749.653/29/2020 759.21 6700 2660 0 0 2660 4000 3.48 5340 8000 2960 8000 8460 759.54 3/30/2020 759.38 748.12 750.073/30/2020 759.54 8000 2100 0 0 2100 4000 3.50 5900 8000 3000 8000 8500 760.03 3/31/2020 759.79 748.12 750.543/31/2020 760.03 8700 1800 0 0 1800 4000 3.52 6200 8000 3040 8000 9300 760.59 4/1/2020 760.31 748.12 751.054/1/2020 760.59 7200 2000 0 0 2000 4000 3.55 6000 8000 3100 8000 10500 754.37 3/18/2020 748.12 751.61
1/19/2019 767.29 1000 4500 0 0 4500 5487 3.00 1500 6000 2000 8000 7500 751.18 3/15/2019 #N/A #N/A500
Sacandaga River Flow
Ft. E
d. F
loo
Justin St.John
Jonathan Norris
518-743-2004 (w)315-396-8194 (cell)518-743-2094
BROOKFIELD HYDRO CONTROL CENTER: 877-816-7466
GREAT SACANDAGA LAKE Print Date: 3/30/2020RESERVOIR OPERATION SUMMARY 3/1/2020 to 3/29/2020
Starting Date Daily Avg. Net Sacandaga River Flow Settlement Hudson Hudson River Hudson River Target Flow Maximum12:00 AM Elevation Average Average Maximum Level at Hadley Below Minimum Maximum Allowable
Inflow Release (Table F - Elev.) Confluence (Table B - Level) (Table D & E) Sacandaga
3/1/2020 753.86 1200 4080 4000 3.23 1730 5810 2460 6000 40003/2/2020 753.61 1400 4080 4000 3.23 1840 5920 2460 6000 40003/3/2020 753.43 3000 4080 4000 3.22 1920 6000 2440 6000 40003/4/2020 753.39 4400 4080 4000 3.21 2520 6600 2420 6000 40003/5/2020 753.46 4300 2920 4000 3.20 2800 5720 2400 6000 40003/6/2020 753.53 3100 2780 4000 3.19 2800 5580 2380 6000 40003/7/2020 753.54 3000 3050 4000 3.20 2700 5750 2400 6000 40003/8/2020 753.50 2700 3340 4000 3.23 2560 5900 2460 6000 40003/9/2020 753.48 3500 3340 4000 3.22 2620 5960 2440 6000 40003/10/2020 753.59 5600 3080 4000 3.22 3460 6540 2440 6000 40003/11/2020 753.96 7800 2030 4000 3.24 5110 7140 2480 6000 40003/12/2020 754.35 5900 2730 4000 3.25 5480 8210 2500 8000 40003/13/2020 754.88 11000 2310 4000 3.27 6840 9150 2540 8000 40003/14/2020 755.63 9000 424 4000 3.28 9100 9524 2560 8000 40003/15/2020 756.25 6200 421 4000 3.28 8280 8701 2560 8000 40003/16/2020 756.68 4800 740 4000 3.30 7100 7840 2600 8000 40003/17/2020 756.93 4000 2070 4000 3.33 6040 8110 2660 8000 40003/18/2020 757.03 3000 2450 4000 3.37 5320 7770 2740 8000 40003/19/2020 757.07 3600 3070 4000 3.37 4890 7960 2740 8000 40003/20/2020 757.32 7600 2150 4000 3.37 4960 7110 2740 8000 40003/21/2020 757.84 7300 416 4000 3.37 6820 7236 2740 8000 40003/22/2020 758.36 5800 414 4000 3.37 7210 7624 2740 8000 40003/23/2020 758.75 5300 1180 4000 3.37 6620 7800 2740 8000 40003/24/2020 759.00 4000 2110 4000 3.37 5910 8020 2740 8000 40003/25/2020 759.07 3000 2990 4000 3.38 5320 8310 2760 8000 40003/26/2020 759.11 4200 3200 4000 3.40 4820 8020 2800 8000 40003/27/2020 759.13 3100 3630 4000 3.42 4840 8470 2840 8000 40003/28/2020 759.16 4300 2860 4000 3.45 5090 7950 2900 8000 40003/29/2020 759.38 6700 2660 4000 3.48 5340 8000 2960 8000 40003/30/2020 759.79 8000 2100 4000 3.50 5900 8000 3000 8000 40003/31/2020 760.31 8700 1800 4000 3.52 6200 8000 3040 8000 4000
Period of Record:
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Great Sacandaga LakeActual and Maximum Allowable Hudson River Flow Below Confluence
Maximum Allowable Hudson River Flow Below Confluence Hudson River Flow Below Confluence
Maximum Allowable Sacandaga River Flow Sacandaga River Flow
Minimum Allowable Hudson River Flow Below Confluence Hudson River at Hadley
Great Sacandaga Lake Inflow
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Great Sacandaga LakeGSL Release and Natural Hudson River Flow
GSL Release Natural Hudson River Flow
STATE OF NEW YORKHUDSON RIVER-BLACK RIVER REGULATING DISTRICT
Monthly Report for: February 2020Sacandaga Sacandaga Sacandaga Reservoir Sacandaga Hudson RegulatedReservoir Reservoir River Near Inflow River at River at Hudson River
Day Elevation Elevation Hope Hope x 2.0710 Stewarts Bridge Hadley below confluenceAverage Daily Midnight cfs cfs cfs cfs cfs
1 761.00 761.12 640 1325 4110 2560 66702 760.76 760.86 609 1261 4110 2460 65703 760.52 760.63 582 1205 4160 2360 65204 760.26 760.37 564 1168 4160 2280 64405 760.00 760.11 549 1137 4160 2170 63306 759.77 759.88 528 1093 4170 1890 60607 759.61 759.62 608 1259 4200 1930 61308 759.42 759.56 631 1307 4210 1640 58509 759.15 759.29 595 1232 4210 1710 5920
10 758.95 759.04 628 1301 4210 1970 618011 758.72 758.84 630 1305 4210 2080 629012 758.48 758.62 592 1226 4210 2040 625013 758.24 759.34 571 1183 4190 1910 610014 757.99 759.12 528 1093 4210 1740 595015 757.69 757.85 497 1029 4210 1360 557016 757.41 757.55 536 1110 4210 1600 581017 757.13 757.27 522 1081 4200 1750 595018 756.86 756.94 496 1027 4200 1540 574019 756.63 756.81 540 1118 4200 1620 582020 756.34 756.47 509 1054 4210 1640 585021 756.05 756.20 497 1029 4220 1410 563022 755.75 755.91 601 1245 4210 1440 565023 755.45 755.59 545 1129 4200 1540 574024 755.15 755.31 495 1025 4160 1590 575025 754.85 754.99 510 1056 4200 1550 575026 754.60 754.72 549 1137 4180 1590 577027 754.47 754.51 650 1346 4090 1760 585028 754.32 754.40 800 1657 4080 1900 598029 754.11 754.19 736 1524 4080 1860 5940
AVERAGE 580 1200 4180 1820 6000
CHANGE IN STORAGE DURING THE MONTH -7.22 B.C.F.
88 NAVD
SACANDAGA RESERVOIR / HUDSON RIVER REGULATION
CHIEF ENGINEER
Monthly Report for: February, 2020
1 1639.00 1639.10 171 501 197 12002 1638.81 1638.90 186 499 189 12003 1638.63 1638.72 184 496 182 11904 1638.43 1638.54 102 415 175 12105 1638.36 1638.37 149 184 168 7786 1638.35 1638.34 219 184 166 7637 1638.41 1638.37 307 185 179 8718 1638.43 1638.43 167 184 195 9229 1638.40 1638.42 149 184 194 938
10 1638.39 1638.40 97 184 192 93911 1638.36 1638.36 167 184 185 93212 1638.33 1638.34 149 184 178 90113 1638.30 1638.32 81 185 172 87914 1638.26 1638.26 184 184 163 76415 1638.23 1638.26 80 184 156 75716 1638.18 1638.20 115 184 151 75517 1638.13 1638.16 62 184 147 73218 1638.12 1638.10 184 184 143 72219 1638.09 1638.10 113 182 141 71920 1638.04 1638.05 78 182 137 71021 1637.99 1637.99 147 182 133 64122 1637.94 1637.97 78 182 130 62723 1637.89 1637.91 78 182 127 63324 1637.84 1637.86 129 181 127 63425 1637.79 1637.82 58 180 128 62326 1637.76 1637.75 163 180 133 62427 1637.80 1637.74 302 180 150 64928 1637.80 1637.81 58 180 171 688
AVERAGE 141 225 161 821
CHANGE IN STORAGE DURING THE MONTH -0.213 B.C.F
88 NAVD
CHIEF ENGINEER
Net Reservoir Inflow
cfs
Hudson River at Newcomb
cfs
Indian River at Indian Lake
cfs
Regulated Hudson River at
North Creek cfs
STATE OF NEW YORKHUDSON RIVER-BLACK RIVER REGULATING DISTRICT
INDIAN LAKE RESERVOIR REGULATION
Reservoir Elevation
Average Daily
Reservoir Elevation Midnight
Day
STATE OF NEW YORKHUDSON RIVER-BLACK RIVER REGULATING DISTRICT
STILLWATER RESERVOIR / BLACK RIVER REGULATIONMonthly Report for: February 2020
Stillwater Stillwater Stillwater Stillwater Black River Beaver River RegulatedReservoir Reservoir Reservoir Reservoir at Boonville at Croghan Black River at
Day Elevation Elevation Net Inflow Release WatertownAverage Daily Midnight cfs cfs cfs cfs cfs
1 1670.82 1670.82 230 700 580 898 38302 1670.63 1670.62 253 700 565 893 35603 1670.42 1670.42 206 700 544 908 36104 1670.20 1670.21 159 700 514 850 33205 1669.97 1669.98 220 700 488 761 32606 1669.77 1669.75 336 700 468 783 31107 1669.62 1669.57 470 700 462 866 28308 1669.44 1669.44 279 700 498 895 22409 1669.22 1669.22 279 700 523 1030 3320
10 1669.00 1669.00 260 700 511 860 247011 1668.77 1668.78 260 700 500 843 249012 1668.54 1668.55 241 700 454 898 259013 1668.32 1668.31 279 700 396 856 254014 1668.08 1668.09 241 700 342 749 319015 1667.83 1667.85 203 700 316 853 299016 1667.57 1667.59 203 700 310 863 291017 1667.31 1667.33 203 700 302 777 293018 1667.05 1667.07 222 700 293 801 300019 1666.78 1666.82 145 700 288 790 289020 1666.50 1666.53 183 700 283 801 289021 1666.21 1666.25 107 700 288 835 301022 1665.91 1665.94 183 700 310 846 287023 1665.63 1665.67 69 700 352 851 270024 1665.31 1665.35 126 700 427 742 275025 1665.02 1665.05 164 700 482 692 273026 1664.74 1664.77 222 700 520 818 295027 1664.56 1664.51 451 700 768 925 344028 1664.40 1664.38 336 700 855 1010 3950
AVERAGE 233 700 450 850 3010
CHANGE IN STORAGE DURING THE MONTH -1.17 B.C.F.
CHIEF ENGINEER88 NAVD
Gate A Gate B
1 1781.31 1781.36 28 0.83 0.83 632 1781.21 1781.26 31 0.83 0.83 623 1781.12 1781.17 24 0.83 0.83 624 1781.02 1781.06 26 0.83 0.83 615 1780.92 1780.96 30 0.83 0.83 616 1780.84 1780.87 43 0.83 0.83 607 1780.83 1780.82 60 0.83 0.83 608 1780.78 1780.82 29 0.83 0.83 609 1780.69 1780.73 35 0.83 0.83 59
10 1780.61 1780.66 27 0.83 0.83 5811 1780.52 1780.57 23 0.83 0.83 5812 1780.43 1780.47 29 0.83 0.83 5713 1780.35 1780.39 28 0.83 0.83 5614 1780.27 1780.31 25 0.83 0.83 5615 1780.18 1780.22 27 0.83 0.83 5516 1780.10 1780.14 23 0.83 0.83 5417 1780.01 1780.05 22 0.83 0.83 5318 1779.93 1779.96 36 0.83 0.83 5319 1779.86 1779.91 22 0.83 0.83 5220 1779.77 1779.82 21 0.83 0.83 5221 1779.69 1779.73 23 0.83 0.83 5122 1779.61 1779.65 22 0.83 0.83 5023 1779.53 1779.57 19 0.83 0.83 5024 1779.45 1779.48 25 0.83 0.83 4925 1779.37 1779.41 24 0.83 0.83 4826 1779.34 1779.34 55 0.83 0.83 4827 1779.37 1779.36 51 0.83 0.83 4828 1779.35 1779.37 38 0.83 0.83 48
AVERAGE 30 55
CHANGE IN STORAGE DURING THE MONTH -0.062 B.C.F
88 NAVD
CHIEF ENGINEER
Net Reservoir Inflow
cfs
Reservoir Release
(cfs)
STATE OF NEW YORKHUDSON RIVER-BLACK RIVER REGULATING DISTRICT
SIXTH LAKE RESERVOIR REGULATION
Reservoir Elevation
Average Daily
Reservoir Elevation Midnight
DayGate Opening (ft)
Monthly Report for: February, 2020
Gate A Gate B
1 1703.27 1703.28 105 1.50 1.50 1212 1703.25 1703.26 90 1.50 1.50 1213 1703.22 1703.24 105 1.50 1.50 1214 1703.21 1703.23 57 1.50 1.50 1205 1703.18 1703.19 106 1.50 1.50 1206 1703.19 1703.18 150 1.50 1.50 1207 1703.23 1703.20 214 1.50 1.50 1208 1703.26 1703.27 105 1.50 1.50 1219 1703.24 1703.25 90 1.50 1.50 121
10 1703.22 1703.23 104 1.50 1.50 12011 1703.21 1703.22 59 1.50 1.50 12012 1703.17 1703.18 91 1.50 1.50 12013 1703.16 1703.16 90 1.50 1.50 11914 1703.12 1703.14 61 1.50 1.50 11915 1703.09 1703.11 73 1.50 1.50 11816 1703.06 1703.08 73 1.50 1.50 11817 1703.04 1703.05 72 1.50 1.50 11718 1703.02 1703.02 117 1.50 1.50 11719 1702.97 1703.01 58 1.50 1.50 11620 1702.95 1702.97 74 1.50 1.50 11621 1702.91 1702.94 59 1.50 1.50 11522 1702.88 1702.90 101 1.50 1.50 11523 1702.85 1702.89 58 1.50 1.50 11424 1702.82 1702.86 86 1.50 1.50 11425 1702.82 1702.84 153 0.67 0.67 8426 1702.86 1702.88 133 0.67 0.67 6427 1702.89 1702.93 39 1.50 1.50 8128 1702.87 1702.90 144 1.50 1.50 116
AVERAGE 95 114
CHANGE IN STORAGE DURING THE MONTH -0.048 B.C.F
88 NAVD
CHIEF ENGINEER
Net Reservoir Inflow
cfs
Reservoir Release
(cfs)
STATE OF NEW YORKHUDSON RIVER-BLACK RIVER REGULATING DISTRICT
OLD FORGE RESERVOIR REGULATION
Reservoir Elevation
Average Daily
Reservoir Elevation Midnight
DayGate Opening (ft)
Monthly Report for: February, 2020
WATERSURFACE
ELEV.12 A.M.
TOTALSTORAGEB.C.F. (1)
PERIODSOF
RELEASE
RELEASEAVG.DAILYC.F.S.*
HADLEYAVG.DAILYC.F.S.
SPIER FALLSAVG.DAILYC.F.S.
Saturday
29754.19 20.68 12 AM - Mid 4,080 1,860 5,940
Sunday
1753.99 20.49 12 AM - Mid 4,080 1,750 5,830
Monday
2753.73 20.24 12 AM - Mid 4,080 1,860 5,940
Tuesday
3753.47 19.99 12 AM - Mid 4,080 1,940 6,020
Wednesday
4753.37 19.89 12 AM - Mid 4,080 2,550 6,630
Thursday
5753.35 19.87 12 AM - Mid 2,920 2,800 5,720
Friday
6753.46 19.98 12 AM - Mid 2,780 2,800 5,580
Saturday
7753.54 20.06 12 AM - Mid 3,050 2,700 5,750
-0.62
NO. YEAR ELEV. CAPACITY NO. YEAR ELEV. CAPACITY
1 2019 758.53 25.01 6 2011 748.55 15.44
2 2017 757.50 23.96 7 2013 747.99 14.94
3 2018 754.68 21.16 8 2014 747.91 14.87
4 2016 753.88 20.38 9 2015 747.90 14.86
5 2020 753.54 20.06 10 2012 747.78 14.75
(1) Includes dead storage below El. 734.12 ft. Datum: NAVD 88 ____________________________________
CHIEF ENGINEER
ELEVATIONS AND CAPACITIES ON THIS DATE FOR THE PAST TEN YEARS
DATE
CHANGE IN STORAGE DURING THE WEEK
CAPACITY AT SPILLWAY CREST (EL 770.12) 37.72 B.C.F.CAPACITY AT LOW FLOW LINE (EL 734.12) 4.60 B.C.F.
* SACANDAGA RIVER AT STEWARTS BRIDGE
March 7, 2020FOR WEEK ENDING:
STATE OF NEW YORKHUDSON RIVER-BLACK RIVER REGULATING DISTRICT
SACANDAGA RESERVOIR OPERATION
SACANDAGA RESERVOIR HUDSON RIVER FLOW
WATERSURFACE
ELEV.12 A.M.
TOTALSTORAGEB.C.F. (1)
PERIODSOF
RELEASE
RELEASEAVG.DAILYC.F.S.*
HADLEYAVG.DAILYC.F.S.
SPIER FALLSAVG.DAILYC.F.S.
Saturday
7753.54 20.06 12 AM - Mid 3,050 2,700 5,750
Sunday
8753.57 20.09 12 AM - Mid 3,340 2,560 5,900
Monday
9753.52 20.04 12 AM - Mid 3,340 2,620 5,960
Tuesday
10753.48 20.00 12 AM - Mid 3,080 3,460 6,540
Wednesday
11753.73 20.24 12 AM - Mid 2,030 5,110 7,140
Thursday
12754.23 20.72 12 AM - Mid 2,730 5,480 8,210
Friday
13754.48 20.96 12 AM - Mid 2,310 6,840 9,150
Saturday
14755.21 21.67 12 AM - Mid 424 9,100 9,524
1.62
NO. YEAR ELEV. CAPACITY NO. YEAR ELEV. CAPACITY
1 2017 758.08 24.54 6 2011 751.85 18.45
2 2019 756.68 23.13 7 2012 750.41 17.12
3 2016 755.90 22.36 8 2013 749.73 16.50
4 2020 755.21 21.67 9 2014 747.83 14.80
5 2018 753.68 20.19 10 2015 747.40 14.42
(1) Includes dead storage below El. 734.12 ft. Datum: NAVD 88 ____________________________________
CHIEF ENGINEER
ELEVATIONS AND CAPACITIES ON THIS DATE FOR THE PAST TEN YEARS
DATE
CHANGE IN STORAGE DURING THE WEEK
CAPACITY AT SPILLWAY CREST (EL 770.12) 37.72 B.C.F.CAPACITY AT LOW FLOW LINE (EL 734.12) 4.60 B.C.F.
* SACANDAGA RIVER AT STEWARTS BRIDGE
March 14, 2020FOR WEEK ENDING:
STATE OF NEW YORKHUDSON RIVER-BLACK RIVER REGULATING DISTRICT
SACANDAGA RESERVOIR OPERATION
SACANDAGA RESERVOIR HUDSON RIVER FLOW
WATERSURFACE
ELEV.12 A.M.
TOTALSTORAGEB.C.F. (1)
PERIODSOF
RELEASE
RELEASEAVG.DAILYC.F.S.*
HADLEYAVG.DAILYC.F.S.
SPIER FALLSAVG.DAILYC.F.S.
Saturday
14755.21 21.67 12 AM - Mid 424 9,100 9,524
Sunday
15756.00 22.45 12 AM - Mid 421 8,280 8,701
Monday
16756.51 22.96 12 AM - Mid 740 7,100 7,840
Tuesday
17756.86 23.31 12 AM - Mid 2,070 6,040 8,110
Wednesday
18757.07 23.52 12 AM - Mid 2,450 5,320 7,770
Thursday
19757.09 23.54 12 AM - Mid 3,070 4,890 7,960
Friday
20757.09 23.54 12 AM - Mid 2,150 4,960 7,110
Saturday
21757.57 24.03 12 AM - Mid 416 6,820 7,236
2.36
NO. YEAR ELEV. CAPACITY NO. YEAR ELEV. CAPACITY
1 2016 758.26 24.73 6 2012 755.00 21.47
2 2020 757.57 24.03 7 2018 752.06 18.65
3 2017 756.63 23.08 8 2013 750.95 17.62
4 2019 755.80 22.26 9 2014 747.64 14.63
5 2011 755.31 21.77 10 2015 747.03 14.10
(1) Includes dead storage below El. 734.12 ft. Datum: NAVD 88 ____________________________________
CHIEF ENGINEER
ELEVATIONS AND CAPACITIES ON THIS DATE FOR THE PAST TEN YEARS
DATE
CHANGE IN STORAGE DURING THE WEEK
CAPACITY AT SPILLWAY CREST (EL 770.12) 37.72 B.C.F.CAPACITY AT LOW FLOW LINE (EL 734.12) 4.60 B.C.F.
* SACANDAGA RIVER AT STEWARTS BRIDGE
March 21, 2020FOR WEEK ENDING:
STATE OF NEW YORKHUDSON RIVER-BLACK RIVER REGULATING DISTRICT
SACANDAGA RESERVOIR OPERATION
SACANDAGA RESERVOIR HUDSON RIVER FLOW
WATERSURFACE
ELEV.12 A.M.
TOTALSTORAGEB.C.F. (1)
PERIODSOF
RELEASE
RELEASEAVG.DAILYC.F.S.*
HADLEYAVG.DAILYC.F.S.
SPIER FALLSAVG.DAILYC.F.S.
Saturday
21757.57 24.03 12 AM - Mid 416 6,820 7,236
Sunday
22758.13 24.59 12 AM - Mid 414 7,210 7,624
Monday
23758.58 25.06 12 AM - Mid 1,180 6,620 7,800
Tuesday
24758.86 25.35 12 AM - Mid 2,110 5,910 8,020
Wednesday
25759.06 25.54 12 AM - Mid 2,990 5,320 8,310
Thursday
26759.08 25.57 12 AM - Mid 3,200 4,820 8,020
Friday
27759.20 25.70 12 AM - Mid 3,630 4,840 8,470
Saturday
28759.09 25.58 12 AM - Mid 2,860 5,090 7,950
1.55
NO. YEAR ELEV. CAPACITY NO. YEAR ELEV. CAPACITY
1 2016 759.42 25.93 6 2019 754.88 21.35
2 2020 759.09 25.58 7 2018 750.18 16.91
3 2012 757.13 23.58 8 2013 749.53 16.32
4 2011 755.92 22.38 9 2014 747.45 14.46
5 2017 755.05 21.52 10 2015 746.82 13.91
(1) Includes dead storage below El. 734.12 ft. Datum: NAVD 88 ____________________________________
CHIEF ENGINEER
ELEVATIONS AND CAPACITIES ON THIS DATE FOR THE PAST TEN YEARS
DATE
CHANGE IN STORAGE DURING THE WEEK
CAPACITY AT SPILLWAY CREST (EL 770.12) 37.72 B.C.F.CAPACITY AT LOW FLOW LINE (EL 734.12) 4.60 B.C.F.
* SACANDAGA RIVER AT STEWARTS BRIDGE
March 28, 2020FOR WEEK ENDING:
STATE OF NEW YORKHUDSON RIVER-BLACK RIVER REGULATING DISTRICT
SACANDAGA RESERVOIR OPERATION
SACANDAGA RESERVOIR HUDSON RIVER FLOW
INDIAN RIVERWATER
SURFACEELEV.
12 A.M.
AVAIL.STORAGE
B.C.F.
PERIODSOF
RELEASE
RELEASEAVG.DAILYC.F.S.*
NEWCOMBAVG.DAILYC.F.S.
NORTH CREEKAVG.DAILYC.F.S.
Saturday
291,637.70 1.46 12 AM - Mid 178 187 763
Sunday
11,637.67 1.46 12 AM - Mid 178 191 747
Monday
21,637.65 1.45 12 AM - Mid 178 182 739
Tuesday
31,637.64 1.45 12 AM - Mid 178 177 741
Wednesday
41,637.65 1.45 12 AM - Mid 184 204 909
Thursday
51,637.76 1.47 12 AM - Mid 186 249 941
Friday
61,637.85 1.48 12 AM - Mid 186 281 941
Saturday
71,637.88 1.49 12 AM - Mid 186 276 941
0.03
NO. YEAR ELEV. CAPACITY NO. YEAR ELEV. CAPACITY
1 2017 1,645.67 2.73 6 2019 1,638.61 1.60
2 2018 1,643.79 2.41 7 2012 1,638.61 1.60
3 2016 1,643.47 2.35 8 2020 1,637.88 1.49
4 2011 1,639.18 1.68 9 2014 1,637.74 1.47
5 2015 1,638.68 1.61 10 2013 1,637.48 1.43
Datum: NAVD 88____________________________________
CHIEF ENGINEER
ELEVATIONS AND CAPACITIES ON THIS DATE FOR THE PAST TEN YEARS
DATE
CHANGE IN STORAGE DURING THE WEEK
CAPACITY AT SPILLWAY CREST (EL 1651.01) 3.7 B.C.F.
* INIDAN RIVER NEAR INDIAN LAKE
March 7, 2020FOR WEEK ENDING:
STATE OF NEW YORKHUDSON RIVER-BLACK RIVER REGULATING DISTRICT
INDIAN LAKE RESERVOIR OPERATION
INDIAN LAKE RESERVOIR HUDSON RIVER
INDIAN RIVERWATER
SURFACEELEV.
12 A.M.
AVAIL.STORAGE
B.C.F.
PERIODSOF
RELEASE
RELEASEAVG.DAILYC.F.S.*
NEWCOMBAVG.DAILYC.F.S.
NORTH CREEKAVG.DAILYC.F.S.
Saturday
71,637.96 1.50 12 AM - Mid 186 276 1,230
Sunday
81,638.00 1.51 12 AM - Mid 187 257 1,210
Monday
91,638.00 1.51 12 AM - Mid 188 252 1,150
Tuesday
101,638.00 1.51 12 AM - Mid 190 288 1,670
Wednesday
111,638.16 1.53 12 AM - Mid 192 491 2,870
Thursday
121,638.55 1.59 12 AM - Mid 191 896 3,350
Friday
131,638.82 1.63 12 AM - Mid 195 966 4,170
Saturday
141,639.55 1.74 12 AM - Mid 198 1,230 5,370
0.24
NO. YEAR ELEV. CAPACITY NO. YEAR ELEV. CAPACITY
1 2016 1,645.95 2.77 6 2020 1,639.55 1.74
2 2017 1,644.73 2.57 7 2015 1,638.59 1.59
3 2018 1,643.15 2.30 8 2013 1,638.15 1.53
4 2011 1,641.24 2.00 9 2014 1,637.62 1.45
5 2012 1,639.88 1.79 10 2019 1,637.48 1.43
Datum: NAVD 88____________________________________
CHIEF ENGINEER
ELEVATIONS AND CAPACITIES ON THIS DATE FOR THE PAST TEN YEARS
DATE
CHANGE IN STORAGE DURING THE WEEK
CAPACITY AT SPILLWAY CREST (EL 1651.01) 3.7 B.C.F.
* INIDAN RIVER NEAR INDIAN LAKE
March 14, 2020FOR WEEK ENDING:
STATE OF NEW YORKHUDSON RIVER-BLACK RIVER REGULATING DISTRICT
INDIAN LAKE RESERVOIR OPERATION
INDIAN LAKE RESERVOIR HUDSON RIVER
INDIAN RIVERWATER
SURFACEELEV.
12 A.M.
AVAIL.STORAGE
B.C.F.
PERIODSOF
RELEASE
RELEASEAVG.DAILYC.F.S.*
NEWCOMBAVG.DAILYC.F.S.
NORTH CREEKAVG.DAILYC.F.S.
Saturday
141,639.55 1.74 12 AM - Mid 198 1,230 5,370
Sunday
151,640.10 1.82 12 AM - Mid 199 1,260 4,700
Monday
161,640.46 1.87 12 AM - Mid 200 981 3,670
Tuesday
171,640.65 1.90 12 AM - Mid 200 768 2,830
Wednesday
181,640.77 1.92 12 AM - Mid 200 613 2,360
Thursday
191,640.85 1.93 12 AM - Mid 203 525 2,090
Friday
201,640.92 1.95 12 AM - Mid 205 503 2,330
Saturday
211,641.22 1.99 12 AM - Mid 207 919 4,330
0.26
NO. YEAR ELEV. CAPACITY NO. YEAR ELEV. CAPACITY
1 2016 1,647.89 3.12 6 2020 1,641.22 1.99
2 2012 1,644.12 2.46 7 2013 1,638.53 1.59
3 2017 1,643.26 2.32 8 2015 1,638.51 1.58
4 2018 1,642.25 2.16 9 2014 1,637.53 1.44
5 2011 1,641.81 2.09 10 2019 1,637.11 1.37
Datum: NAVD 88____________________________________
CHIEF ENGINEER
ELEVATIONS AND CAPACITIES ON THIS DATE FOR THE PAST TEN YEARS
DATE
CHANGE IN STORAGE DURING THE WEEK
CAPACITY AT SPILLWAY CREST (EL 1651.01) 3.7 B.C.F.
* INIDAN RIVER NEAR INDIAN LAKE
March 21, 2020FOR WEEK ENDING:
STATE OF NEW YORKHUDSON RIVER-BLACK RIVER REGULATING DISTRICT
INDIAN LAKE RESERVOIR OPERATION
INDIAN LAKE RESERVOIR HUDSON RIVER
INDIAN RIVERWATER
SURFACEELEV.
12 A.M.
AVAIL.STORAGE
B.C.F.
PERIODSOF
RELEASE
RELEASEAVG.DAILYC.F.S.*
NEWCOMBAVG.DAILYC.F.S.
NORTH CREEKAVG.DAILYC.F.S.
Saturday
211,641.22 1.99 12 AM - Mid 207 919 4,330
Sunday
221,641.73 2.08 12 AM - Mid 208 1,170 4,200
Monday
231,642.02 2.12 12 AM - Mid 208 970 3,510
Tuesday
241,642.26 2.16 12 AM - Mid 209 788 2,830
Wednesday
251,642.37 2.18 12 AM - Mid 210 643 2,350
Thursday
261,642.44 2.19 12 AM - Mid 211 548 2,060
Friday
271,642.51 2.20 12 AM - Mid 213 523 2,130
Saturday
281,642.63 2.22 12 AM - Mid 213 574 2,310
0.23
NO. YEAR ELEV. CAPACITY NO. YEAR ELEV. CAPACITY
1 2016 1,648.56 3.24 6 2011 1,641.16 1.98
2 2012 1,646.18 2.81 7 2015 1,638.43 1.57
3 2020 1,642.63 2.22 8 2013 1,637.73 1.47
4 2017 1,641.78 2.08 9 2014 1,637.33 1.41
5 2018 1,641.32 2.01 10 2019 1,636.42 1.27
Datum: NAVD 88____________________________________
CHIEF ENGINEER
ELEVATIONS AND CAPACITIES ON THIS DATE FOR THE PAST TEN YEARS
DATE
CHANGE IN STORAGE DURING THE WEEK
CAPACITY AT SPILLWAY CREST (EL 1651.01) 3.7 B.C.F.
* INIDAN RIVER NEAR INDIAN LAKE
March 28, 2020FOR WEEK ENDING:
STATE OF NEW YORKHUDSON RIVER-BLACK RIVER REGULATING DISTRICT
INDIAN LAKE RESERVOIR OPERATION
INDIAN LAKE RESERVOIR HUDSON RIVER
BLACK RIVER
WATERSURFACE
ELEV.12 A.M.
AVAIL.STORAGE
B.C.F.
PERIODSOF
RELEASE
STILLWATERRELEASE
AVG. DAILYC.F.S.
CROGHANAVG.
DAILY FLOWC.F.S.
WATERTOWNAVG.
DAILY FLOWC.F.S.
Saturday
291,664.19 1.59 12 AM -Mid 700 1,000 3,870
Sunday
11,663.93 1.55 12 AM -Mid 700 1,070 4,630
Monday
21,663.67 1.50 12 AM -Mid 700 951 4,910
Tuesday
31,663.43 1.46 12 AM -Mid 700 1,020 5,310
Wednesday
41,663.34 1.45 12 AM -Mid 700 1,160 7,580
Thursday
51,663.34 1.45 12 AM -Mid 700 1,300 9,400
Friday
61,663.29 1.44 12 AM -Mid 700 1,240 9,790
Saturday
71,663.15 1.42 12 AM -Mid 700 1,080 9,860
-0.17
NO. YEAR ELEV. CAPACITY NO. YEAR ELEV. CAPACITY
1 2018 1,674.30 3.49 6 2013 1,666.42 1.96
2 2017 1,673.34 3.27 7 2011 1,666.09 1.90
3 2016 1,670.50 2.66 8 2012 1,665.36 1.78
4 2014 1,668.54 2.31 9 2020 1,663.15 1.42
5 2019 1,667.24 2.09 10 2015 1,659.86 0.88
Datum: NAVD 88____________________________________
CHIEF ENGINEER
ELEVATIONS AND CAPACITIES ON THIS DATE FOR THE PAST TEN YEARS
CHANGE IN STORAGE DURING THE WEEK
CAPACITY AT SPILLWAY CREST (EL 1677.19) 4.213 B.C.F.CAPACITY AT LOW FLOW LINE (EL 1650.69) 0.10 B.C.F.
STATE OF NEW YORKHUDSON RIVER-BLACK RIVER REGULATING DISTRICT
STILLWATER RESERVOIR OPERATION
STILLWATER RESERVOIR BEAVER RIVER
DATE
March 7, 2020FOR WEEK ENDING:
BLACK RIVER
WATERSURFACE
ELEV.12 A.M.
AVAIL.STORAGE
B.C.F.
PERIODSOF
RELEASE
STILLWATERRELEASE
AVG. DAILYC.F.S.
CROGHANAVG.
DAILY FLOWC.F.S.
WATERTOWNAVG.
DAILY FLOWC.F.S.
Saturday
71,663.15 1.42 12 AM -Mid 700 1,080 9,860
Sunday
81,662.96 1.39 12 AM -Mid 700 1,000 8,910
Monday
91,662.74 1.35 12 AM -Mid 700 973 7,580
Tuesday
101,662.56 1.32 12 AM -Mid 700 1,180 8,800
Wednesday
111,662.69 1.34 12 AM -Mid 467 1,650 12,200
Thursday
121,663.15 1.42 12 AM -Mid 300 1,480 12,200
Friday
131,663.47 1.47 12 AM -Mid 300 1,320 12,700
Saturday
141,664.01 1.56 12 AM -Mid 300 1,250 14,100
0.14
NO. YEAR ELEV. CAPACITY NO. YEAR ELEV. CAPACITY
1 2017 1,673.66 3.34 6 2012 1,666.99 2.05
2 2018 1,673.64 3.34 7 2013 1,665.81 1.86
3 2016 1,672.72 3.13 8 2019 1,665.77 1.85
4 2011 1,668.75 2.34 9 2020 1,664.01 1.56
5 2014 1,667.16 2.08 10 2015 1,658.91 0.79
Datum: NAVD 88
March 14, 2020FOR WEEK ENDING:
STATE OF NEW YORKHUDSON RIVER-BLACK RIVER REGULATING DISTRICT
STILLWATER RESERVOIR OPERATION
BEAVER RIVER
____________________________________CHIEF ENGINEER
ELEVATIONS AND CAPACITIES ON THIS DATE FOR THE PAST TEN YEARS
DATE
CHANGE IN STORAGE DURING THE WEEK
CAPACITY AT SPILLWAY CREST (EL 1677.19) 4.213 B.C.F.CAPACITY AT LOW FLOW LINE (EL 1650.69) 0.10 B.C.F.
STILLWATER RESERVOIR
BLACK RIVER
WATERSURFACE
ELEV.12 A.M.
AVAIL.STORAGE
B.C.F.
PERIODSOF
RELEASE
STILLWATERRELEASE
AVG. DAILYC.F.S.
CROGHANAVG.
DAILY FLOWC.F.S.
WATERTOWNAVG.
DAILY FLOWC.F.S.
Saturday
141,664.01 1.56 12 AM -Mid 300 1,250 14,100
Sunday
151,664.50 1.64 12 AM -Mid 300 1,160 14,200
Monday
161,664.77 1.68 12 AM -Mid 300 967 13,500
Tuesday
171,664.96 1.72 12 AM -Mid 300 809 11,600
Wednesday
181,665.10 1.74 12 AM -Mid 300 681 9,720
Thursday
191,665.21 1.76 12 AM -Mid 300 674 8,210
Friday
201,665.33 1.78 12 AM -Mid 300 818 7,720
Saturday
211,665.80 1.85 12 AM -Mid 300 1,010 9,100
0.29
NO. YEAR ELEV. CAPACITY NO. YEAR ELEV. CAPACITY
1 2016 1,674.08 3.44 6 2013 1,666.72 2.01
2 2017 1,673.22 3.24 7 2020 1,665.80 1.85
3 2018 1,672.63 3.11 8 2014 1,665.59 1.82
4 2011 1,671.12 2.78 9 2019 1,665.20 1.76
5 2012 1,671.09 2.78 10 2015 1,657.99 0.71
Datum: NAVD 88
March 21, 2020FOR WEEK ENDING:
STATE OF NEW YORKHUDSON RIVER-BLACK RIVER REGULATING DISTRICT
STILLWATER RESERVOIR OPERATION
BEAVER RIVER
____________________________________CHIEF ENGINEER
ELEVATIONS AND CAPACITIES ON THIS DATE FOR THE PAST TEN YEARS
DATE
CHANGE IN STORAGE DURING THE WEEK
CAPACITY AT SPILLWAY CREST (EL 1677.19) 4.213 B.C.F.CAPACITY AT LOW FLOW LINE (EL 1650.69) 0.10 B.C.F.
STILLWATER RESERVOIR
BLACK RIVER
WATERSURFACE
ELEV.12 A.M.
AVAIL.STORAGE
B.C.F.
PERIODSOF
RELEASE
STILLWATERRELEASE
AVG. DAILYC.F.S.
CROGHANAVG.
DAILY FLOWC.F.S.
WATERTOWNAVG.
DAILY FLOWC.F.S.
Saturday
211,665.80 1.85 12 AM -Mid 300 1,010 9,100
Sunday
221,666.36 1.95 12 AM -Mid 300 1,260 9,740
Monday
231,666.66 2.00 12 AM -Mid 300 977 10,900
Tuesday
241,666.86 2.03 12 AM -Mid 300 827 10,400
Wednesday
251,667.00 2.05 12 AM -Mid 300 813 9,110
Thursday
261,667.07 2.06 12 AM -Mid 300 688 7,800
Friday
271,667.16 2.08 12 AM -Mid 300 708 6,810
Saturday
281,667.26 2.10 12 AM -Mid 300 654 6,280
0.24
NO. YEAR ELEV. CAPACITY NO. YEAR ELEV. CAPACITY
1 2016 1,674.62 3.57 6 2020 1,667.26 2.10
2 2012 1,672.93 3.17 7 2013 1,666.27 1.93
3 2017 1,672.49 3.08 8 2019 1,664.09 1.57
4 2011 1,671.89 2.95 9 2014 1,663.76 1.52
5 2018 1,671.35 2.83 10 2015 1,657.71 0.60
Datum: NAVD 88
March 28, 2020FOR WEEK ENDING:
STATE OF NEW YORKHUDSON RIVER-BLACK RIVER REGULATING DISTRICT
STILLWATER RESERVOIR OPERATION
BEAVER RIVER
____________________________________CHIEF ENGINEER
ELEVATIONS AND CAPACITIES ON THIS DATE FOR THE PAST TEN YEARS
DATE
CHANGE IN STORAGE DURING THE WEEK
CAPACITY AT SPILLWAY CREST (EL 1677.19) 4.213 B.C.F.CAPACITY AT LOW FLOW LINE (EL 1650.69) 0.10 B.C.F.
STILLWATER RESERVOIR
WATERSURFACE
ELEV.12 A.M.
AVAIL.STORAGE
B.C.F.
RELEASEAVG.DAILYC.F.S.
WATERSURFACE
ELEV.12 A.M.
AVAIL.STORAGE
B.C.F.
RELEASEAVG.DAILYC.F.S.
Saturday
291,702.92 0.395 116 1,779.34 0.097 48
Sunday
11,702.89 0.391 115 1,779.29 0.095 47
Monday
21,702.87 0.387 115 1,779.24 0.094 47
Tuesday
31,702.86 0.386 115 1,779.20 0.093 47
Wednesday
41,702.85 0.385 115 1,779.21 0.093 48
Thursday
51,702.93 0.396 116 1,779.38 0.098 49
Friday
61,702.96 0.399 116 1,779.42 0.099 49
Saturday
71,702.95 0.398 116 1,779.41 0.099 49
0.004 0.002
OLD FORGE RESERVOIR SIXTH LAKE RESERVOIR
NO. YEAR ELEV. CAPACITY NO. YEAR ELEV. CAPACITY
1 2017 1,704.16 0.551 1 2017 1,782.59 0.195
2 2018 1,703.79 0.504 2 2016 1,781.41 0.159
3 2016 1,703.31 0.444 3 2018 1,781.06 0.148
4 2020 1,702.95 0.398 4 2020 1,779.41 0.099
5 2019 1,702.93 0.396 5 2019 1,778.85 0.082
STATE OF NEW YORKHUDSON RIVER-BLACK RIVER REGULATING DISTRICT
FULTON CHAIN RESERVOIR OPERATION
OLD FORGE RESERVOIR SIXTH LAKE RESERVOIR
DATE
March 7, 2020FOR WEEK ENDING:
Datum: NAVD 88____________________________________
CHIEF ENGINEER
CHANGE IN STORAGE
OLD FORGE CAPACITY AT SPILLWAY CREST (EL 1706.99) 0.924 B.C.F.SIXTH LAKE CAPACITY AT SPILLWAY CREST (EL 1785.83) 0.297 B.C.F.
ELEVATIONS AND CAPACITIES ON THIS DATE FOR THE PAST FIVE YEARS
WATERSURFACE
ELEV.12 A.M.
AVAIL.STORAGE
B.C.F.
RELEASEAVG.DAILYC.F.S.
WATERSURFACE
ELEV.12 A.M.
AVAIL.STORAGE
B.C.F.
RELEASEAVG.DAILYC.F.S.
Saturday
71,702.95 0.398 116 1,779.40 0.098 49
Sunday
81,702.92 0.395 115 1,779.34 0.097 48
Monday
91,702.90 0.392 115 1,779.30 0.095 48
Tuesday
101,702.90 0.392 116 1,779.30 0.095 49
Wednesday
111,702.99 0.403 117 1,779.51 0.102 51
Thursday
121,703.09 0.415 119 1,779.77 0.110 52
Friday
131,703.14 0.422 120 1,779.84 0.112 53
Saturday
141,703.16 0.425 121 1,780.08 0.119 54
0.027 0.020
OLD FORGE RESERVOIR SIXTH LAKE RESERVOIR
NO. YEAR ELEV. CAPACITY NO. YEAR ELEV. CAPACITY
1 2017 1,704.66 0.616 1 2017 1,781.99 0.176
2 2018 1,703.68 0.491 2 2016 1,781.85 0.172
3 2016 1,703.63 0.484 3 2018 1,780.33 0.126
4 2020 1,703.16 0.425 4 2020 1,780.08 0.119
5 2019 1,702.99 0.403 5 2019 1,778.83 0.082
Datum: NAVD 88____________________________________
CHIEF ENGINEER
CHANGE IN STORAGE
OLD FORGE CAPACITY AT SPILLWAY CREST (EL 1706.99) 0.924 B.C.F.SIXTH LAKE CAPACITY AT SPILLWAY CREST (EL 1785.83) 0.297 B.C.F.
ELEVATIONS AND CAPACITIES ON THIS DATE FOR THE PAST FIVE YEARS
STATE OF NEW YORKHUDSON RIVER-BLACK RIVER REGULATING DISTRICT
FULTON CHAIN RESERVOIR OPERATION
OLD FORGE RESERVOIR SIXTH LAKE RESERVOIR
DATE
March 14, 2020FOR WEEK ENDING:
WATERSURFACE
ELEV.12 A.M.
AVAIL.STORAGE
B.C.F.
RELEASEAVG.DAILYC.F.S.
WATERSURFACE
ELEV.12 A.M.
AVAIL.STORAGE
B.C.F.
RELEASEAVG.DAILYC.F.S.
Saturday
141,703.22 0.433 121 1,780.08 0.119 53
Sunday
151,703.30 0.442 121 1,780.27 0.124 55
Monday
161,703.32 0.444 122 1,780.30 0.125 55
Tuesday
171,703.33 0.446 122 1,780.30 0.125 55
Wednesday
181,703.29 0.441 122 1,780.28 0.125 56
Thursday
191,703.31 0.443 122 1,780.26 0.124 56
Friday
201,703.31 0.443 123 1,780.26 0.124 56
Saturday
211,703.43 0.459 125 1,780.58 0.134 59
0.027 0.015
OLD FORGE RESERVOIR SIXTH LAKE RESERVOIR
NO. YEAR ELEV. CAPACITY NO. YEAR ELEV. CAPACITY
1 2017 1,704.71 0.623 1 2016 1,781.97 0.176
2 2016 1,704.04 0.536 2 2017 1,781.60 0.164
3 2018 1,703.49 0.467 3 2020 1,780.58 0.134
4 2020 1,703.43 0.459 4 2018 1,779.76 0.109
5 2019 1,703.27 0.439 5 2019 1,779.41 0.099
STATE OF NEW YORKHUDSON RIVER-BLACK RIVER REGULATING DISTRICT
FULTON CHAIN RESERVOIR OPERATION
OLD FORGE RESERVOIR SIXTH LAKE RESERVOIR
DATE
March 21, 2020FOR WEEK ENDING:
Datum: NAVD 88____________________________________
CHIEF ENGINEER
CHANGE IN STORAGE
OLD FORGE CAPACITY AT SPILLWAY CREST (EL 1706.99) 0.924 B.C.F.SIXTH LAKE CAPACITY AT SPILLWAY CREST (EL 1785.83) 0.297 B.C.F.
ELEVATIONS AND CAPACITIES ON THIS DATE FOR THE PAST FIVE YEARS
WATERSURFACE
ELEV.12 A.M.
AVAIL.STORAGE
B.C.F.
RELEASEAVG.DAILYC.F.S.
WATERSURFACE
ELEV.12 A.M.
AVAIL.STORAGE
B.C.F.
RELEASEAVG.DAILYC.F.S.
Saturday
211,703.43 0.459 125 1,780.58 0.134 59
Sunday
221,703.59 0.478 126 1,780.80 0.140 60
Monday
231,703.62 0.482 127 1,780.84 0.141 60
Tuesday
241,706.65 0.878 127 1,780.87 0.142 60
Wednesday
251,703.65 0.487 127 1,780.85 0.142 60
Thursday
261,703.64 0.486 127 1,780.83 0.141 60
Friday
271,703.64 0.486 68 1,780.82 0.141 37
Saturday
281,703.69 0.492 39 1,780.89 0.143 26
0.033 0.009
OLD FORGE RESERVOIR SIXTH LAKE RESERVOIR
NO. YEAR ELEV. CAPACITY NO. YEAR ELEV. CAPACITY
1 2017 1,704.62 0.611 1 2016 1,782.27 0.185
2 2016 1,704.41 0.584 2 2017 1,781.07 0.148
3 2020 1,703.69 0.492 3 2020 1,780.89 0.143
4 2019 1,703.44 0.461 4 2019 1,779.61 0.105
5 2018 1,703.31 0.444 5 2018 1,779.45 0.100
Datum: NAVD 88____________________________________
CHIEF ENGINEER
CHANGE IN STORAGE
OLD FORGE CAPACITY AT SPILLWAY CREST (EL 1706.99) 0.924 B.C.F.SIXTH LAKE CAPACITY AT SPILLWAY CREST (EL 1785.83) 0.297 B.C.F.
ELEVATIONS AND CAPACITIES ON THIS DATE FOR THE PAST FIVE YEARS
STATE OF NEW YORKHUDSON RIVER-BLACK RIVER REGULATING DISTRICT
FULTON CHAIN RESERVOIR OPERATION
OLD FORGE RESERVOIR SIXTH LAKE RESERVOIR
DATE
March 28, 2020FOR WEEK ENDING:
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