Download - Meteorological and Oceanographic Monitoring at Diablo Canyon Nuclear Power Plant John Lindsey
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Meteorological and Meteorological and Oceanographic Monitoring at Oceanographic Monitoring at Diablo Canyon Nuclear Power Diablo Canyon Nuclear Power PlantPlant
John Lindsey
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The Diablo Canyon Power located on a fourteen mile stretch of open coastline.
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Diablo Canyon Power Plant produces 2.1 Megawatts
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The plant uses a high volume of ocean water for cooling.
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Each Circulating Water Pump rated at 13,000 horsepower.
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1.7 million gallons per minute, or 2.5 billion gallons per day.
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Biofouling Control TeamStorm Swell Intake Evaluation
Summary Note: This Evaluation Summary and Worksheet is for guidance only.
Date: Evaluator:
Team Recommendations:
Plant impact potential: Primary threat to: Screens Condenser
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Bull Kelp
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1. Wind speed.
2. Wind duration.
3. Length of wind fetch.
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Maxium Water parttide motion at 25 feet w ith a 15 foot w ave
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5 10 15 20 25Wave period in seconds
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During periods of extreme swell activity, power plant operations can be challenged.
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27.6 MHz Waverider receiver at the DCPP Ocean Lab
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S4 Current Meter
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Ekman Spiral
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November Daily Seawater Temperatures
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2000 Temp
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Yearly Rain Fall Seawater Temperature
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The Diablo Canyon Weather ForecastThe Diablo Canyon Weather Forecast
============= DCPP Weather Forecast for Saturday 05/04/02 ===================
SWELL:
A 3 to 5 feet combined northwesterly sea/swell with a 5 to 9 second period will continue through
tomorrow. Fresh to strong northwesterly winds will generate a 5 to 7 foot combined northwesterly
sea/swell with a 7 to 11 second period on Monday and Tuesday.
Combined with this northwesterly sea/swell will be a 1 to 2 foot southern hemisphere swell
with a 13 to 17 second period through Sunday. Southern hemisphere swell will increase to 2
to 4 with a 14 to 18 second period on Monday and Tuesday.
ATMOSPHERIC CONDITIONS:
Low clouds and fog will develop during the night and morning hours along coastline. Otherwise,
mostly fair weather will continue through Friday.
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WINDS:
Moderate to fresh northwesterly winds will continue through Sunday.
Fresh to strong northwesterly winds will develop on Monday and Tuesday.
Northwesterly winds will decrease on Wednesday and Thursday.
Today's winds:
Max sustained wind: NW 23.3 mph (1800)
Max peak winds: NW 24.3 mph (1800)
Yesterday's Winds
Max sustained wind: NW 26.8 mph (1600)
Max peak winds: NW 34.7 mph (1600)
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DIABLO CANYON AIR TEMPERATURES:
Yesterday's Today's Tomorrow's
Min Max Min Max Min Max
48.9 F 55.6 F 48.8 F 54.4 F 48.0 F 55.0 F
SEAWATER TEMPERATURES:
Intake seawater temperatures will range between
49 to 51 degrees through Sunday, decreasing to 48
to 50 degrees on Monday through Wednesday.
OCEAN CURRENTS:
A southerly flowing (offshore) current will continue
through Wednesday.
SEAWATER VISIBILITY:
Seawater visibility was 32 feet (top to bottom) at the Diablo
Canyon Intake.
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==========================================================================
24-Hour Ocean Condition Outlook for Saturday 05/04 through Sunday 05/05
SEA/SWELL: DIR. NW HT. 3-5 PER. 5-9 morning
Remaining at: DIR. NW HT. 3-5 PER. 5-9 afternoon
Remaining at: DIR. NW HT. 3-5 PER. 5-9 tonight
WINDS: DIR. NW SPEED 10-15 morning
Increasing to: DIR. NW SPEED 20-25 afternoon
Decreasing to: DIR. NW SPEED 5-10 tonight
===========================================================================
48-Hour Ocean Condition Outlook for Sunday 05/05 through Monday 05/06
SEA/SWELL: DIR. NW HT. 3-5 PER. 5-9 Sunday morning
Remaining at: DIR. NW HT. 3-5 PER. 5-9 Sunday afternoon
Remaining at: DIR. NW HT. 3-5 PER. 5-9 Sunday night
WINDS: DIR. NW SPEED 5-10 Sunday morning
Increasing to: DIR. NW SPEED 20-25 + 30 Sunday afternoon
Decreasing to: DIR. NW SPEED 15-20 Sunday night
==========================================================================
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