watershed health report card: rapid riverfiles.dnr.state.mn.us/.../reportcard_major_78.pdflargest...
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Watershed Report Card:Rapid River
Watershed size: 603,843 acres 944 square miles
Watershed Surface Area: Percent Land - 100 % Percent Water - 0 % HUC8 ID: 09030007Basin Name: Rainy River (0903)
Percent of watershed area by land cover type:
Watershed Population: 2000 census - 215 2010 census - 182
Counties - % of watershed:
Oaks Corner - None Wayland - None Carp - None
Largest Cities - Population:
Lake of the Woods - 54 % Koochiching - 23 % Beltrami - 23 %
People and Places:
Land Use:Watershed Area:
September, 2015
Watershed Health Assessment Framework"Managing for System Health"
Rapid River
Rainy River
Altered Streams*Surface Storage
Flow Variability
Index Scores
Hydrologic Storage
Water Withdrawal*Impervious Cover*Perennial Cover*
Component Health Score(index average)
Component Health Score(index average)
Component Health Score(index average)
Hydrology
Index Scores
Climate Vulnerability
Groundwater Susceptibility
Soil Erosion Potential*
Index Scores
At-Risk SpeciesRichness
Species Richness
Stream Species Quality*
Terrestrial HabitatQuality*
Index Scores
Riparian Connectivity*
AquaticConnectivity*
Terrestrial HabitatConnectivity
Watershed Health Report - Major Watershed
Watershed Health Assessment Framework Health score methodology - www.dnr.state.mn.us/whaf/about/scores September, 2015
81
99
9899
50
1000
58
6694
95
88
100
8298
Connectivity
67
78
82
36
96
95
98100
93
54Sub-Scores
Component Health Score(index average)
National Land Cover - 2011Open WaterDeveloped, Open Developed, Low Developed, MediumDeveloped, High Barren LandDecidious ForestEvergreen ForestMixed ForestShrub/ScrubGrasslandPasture/HayCultivated CropsWoody WetlandsHerbaceous Wetlands
99
Rapid River
These health scores are calculated at the Major Watershed (HUC8) scale. Health score namesfollowed by (*) are also calculated at the DNR Catchment scale (subdivided HUC12). Thoseresults are reported on the following pages.
Average Watershed Health Score - 84
Component Health Score(index average)
Water Quality
Index Scores
Assessments
Localized Pollution Sources*
Non-Point Pollution Sources
Phosphorus Risk*Sub-Score
Geomorphology Biology
99
97
100
99
98
100
99
9899
9910099
100
100 100
9899
99
95
100 8799
9999
10099
9793
9597 88
Rapid River
Rainy River
Roseau River
100
97
100
100
100
100
100 100
100
100100
100100
100
100
100
100
100
100
100100100
100100100100
100100
100100 100
Rapid River
Rainy River
Roseau River
40
3
7
522
57
15 39
33
1829
78
7
100
0100
69
56
4678
100
89100
77100
944
6388 77
Rapid River
Rainy River
Roseau River
Perennial Cover (2011) Impervious Cover (2011)
Water Withdrawal Index
Health Score Distributions: Rapid River Min: 72 Max: 100 Median: 99.0 Mean: 96.06 Standard Dev: 6.56
Altered Streams
Health Score Distributions: Rapid River Min: 87 Max: 100 Median: 99.0 Mean: 97.77 Standard Dev: 3.16
Health Score Distributions: Rapid River Min: 0 Max: 100 Median: 46.0 Mean: 48.81 Standard Dev: 35.8
Health Score Distributions: Rapid River Min: 97 Max: 100 Median: 100.0 Mean: 99.9 Standard Dev: 0.53
100
98
100
97
98
100
99
97
9810099
100
100 100
100
94
99
99
98
8099
9699
999999
9683
7294 86
Rapid River
Rainy River
Roseau River
September, 2015
100
98
100
94
90
100
99
95
97100
100
100 100
100
90
10099
48
100 78
100100100
100100
8935
38
10030 7
Rapid River
Rainy River
Roseau River
50
57
66
51
50
6159
57
6161
61
5755
66
66
5951
57
Rapid River
Rainy River
Roseau River
69
6967
87 87
775787
67 63
67
7763
82
69
52
53
62
63
67 8777
Rapid River
Rainy River
Roseau River
Soil Erosion Potential Terrestrial Habitat Quality
Stream Species Quality - Mussel Score
Health Score Distributions: Rapid River Min: 75 Max: 100 Median: 96.0 Mean: 93.06 Standard Dev: 6.6
Stream Species Quality - Aquatic Invertebrate IBI
Health Score Distributions: Rapid River Min: 7 Max: 100 Median: 100.0 Mean: 86.68 Standard Dev: 25.21
Health Score Distributions: Rapid River Min: 52 Max: 87 Median: 68.0 Mean: 70.41 Standard Dev: 10.61
Health Score Distributions: Rapid River Min: 50 Max: 66 Median: 58.0 Mean: 58.06 Standard Dev: 5.1
98
99
94
95
98
9910096
94
9696
9297
97
97
88
94
94
96
8495
9798
969792
9176
8777 75
Rapid River
Rainy River
Roseau River
September, 2015
98
94
99
10097
97
83
100
86
8895
97
100
100
97
10098
98
100 97
100
94
10010095
100
99
97100 94 98
Rapid River
Rainy River
Roseau River
99
95
100
97
98
100
98
95
9710098
100
100 100
100
93
98 98
74
9399
100
9898
10098
9391
8296 90
Rapid River
Rainy River
Roseau River
100
99
100
98
98
10099
99100
100
100 100100
100
96
100
99
99
89
100 98
100100100100
9788
85
10096 88
Rapid River
Rainy River
Roseau River
Stream Species Quality - Fish IBI Aquatic Connectivity
Riparian Connectivity
Health Score Distributions: Rapid River Min: 0 Max: 76 Median: 58.0 Mean: 52.7 Standard Dev: 15.94
Non-Point Source - Phosphorus Risk
Health Score Distributions: Rapid River Min: 83 Max: 100 Median: 98.0 Mean: 96.81 Standard Dev: 4.18
Health Score Distributions: Rapid River Min: 85 Max: 100 Median: 100.0 Mean: 97.68 Standard Dev: 4.11
Health Score Distributions: Rapid River Min: 74 Max: 100 Median: 98.0 Mean: 96.06 Standard Dev: 5.58
44
4443
58 58
626429
43 64
43
6264
60
0
44
53
76
74
64
43 5862
Rapid River
Rainy River
Roseau River
September, 2015
100100
100
100
100
100
100 100
100
100100
100100
100
10097
98
100
100
100100100
100100100
97100
100100
100 100
Rapid River
Rainy River
Roseau River
100100
99
100
100
100
100
100 100
100
100
100100
100
100
100
100
100
100
100
99
100100100 100100
100100
100100 100
Rapid River
Rainy River
Roseau River
100100
100
100
100
100
100 100
100
100100
100100
100
100
100
100
100
100
100100100
100100100100
100100
100100 100
Rapid River
Rainy River
Roseau River
Localized Pollution Sources
Localized Pollution Sources - Potential Contaminants Localized Pollution Sources - Superfund Sites
Health Score Distributions: Rapid River Min: 98 Max: 100 Median: 100.0 Mean: 99.81 Standard Dev: 0.59
Health Score Distributions: Rapid River Min: 97 Max: 100 Median: 100.0 Mean: 99.74 Standard Dev: 0.8
Health Score Distributions: Rapid River Min: 100 Max: 100 Median: 100.0 Mean: 100.0 Standard Dev: 0.0
Health Score Distributions: Rapid River Min: 99 Max: 100 Median: 100.0 Mean: 99.94 Standard Dev: 0.25
100100
100
100
100
100
100 100
100
100100
100100
100
10098
100
100
100 100100100
100100100
98100
100100
100 98
Rapid River
Rainy River
Roseau River
Localized Pollution Sources - Animal Units
September, 2015
100100
100
100
100
100
100 100
100
100100
100100
100
100
100
100
100
100
100100100
100100100100
100100
100100 100
Rapid River
Rainy River
Roseau River
100100
100
10099100
100
100 100
100
100100
100
99
100
10099
99
100
100100100
100100100
97100
100100
98 94
Rapid River
Rainy River
Roseau River
Localized Pollution Sources - Wastewater Treatment
Localized Pollution Sources - Septic Systems
Health Score Distributions: Rapid River Min: 100 Max: 100 Median: 100.0 Mean: 100.0 Standard Dev: 0.0
Health Score Distributions: Rapid River Min: 100 Max: 100 Median: 100.0 Mean: 100.0 Standard Dev: 0.0
Health Score Distributions: Rapid River Min: 94 Max: 100 Median: 100.0 Mean: 99.52 Standard Dev: 1.21
100100
100
100
100
100
100 100
100
100100
100100
100
100
100
100
100
100
100100100
100100100100
100100
100100 100
Rapid River
Rainy River
Roseau River
Localized Pollution Sources - Open Pit Mines
September, 2015