stormwater pollution prevention april 18, 2009 · microsoft powerpoint - stormwater presentation...
TRANSCRIPT
![Page 1: Stormwater Pollution Prevention April 18, 2009 · Microsoft PowerPoint - Stormwater presentation residents.ppt Author: Envdc36 Created Date: 5/20/2009 10:23:18 AM](https://reader034.vdocuments.us/reader034/viewer/2022050201/5f54dddf7339460ed007dcf3/html5/thumbnails/1.jpg)
Stormwater Pollution Prevention
April 18, 2009
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THE worst POLLUTERS ARE NOT WHO WE THINK…
•Sewage plants?
•Chemical companies?
•Oil tanker spills?
•Industrial discharges?
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http://img.photobucket.com/albums/v632/pabiker1100/IMG_6246wm.jpg
www.flickr.com
http://www.ourtown50.com/rain%20driveway.jpg
STORMWATER RUNOFF IS PUBLIC ENEMY #1
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Our Storm Drain System
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The road is part of the storm drain system
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Storm drains are not connected to a treatment plant
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Water Pollution Laws
• Clean Water Act in the 1970s
• NPDES- Control pollution from getting to
waterways
• Industrial then Stormwater
• Only clean water down the storm drain –
it all goes to our waters
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ENFORCEMENT
• County ordinance: only CLEAN WATER into drainage and waterways.
Fines up to $10,000!
• Examples of illegal discharges:
– Pet waste
– Yard clippings, leaves
– Dirt, concrete, sand
– Chemical washout (paint, etc)
– Chlorinated pool water
• Even during the dry season it is important to prevent stormwater pollution
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EXEMPT DISCHARGES
• POOL WATER (IF NOT CHLORINATED)
• RESIDENTIAL CARWASH
• GROUNDWATER
• IRRIGATION WATER
What about illicit connections???
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Worst Pollutants
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DIRT It’s not just Dirt!
Sources:
• Construction
• Stream Bank
Erosion
Impacts:
• High turbidity
• Reduced
Oxygen
• Fish kills
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NUTRIENTS, a.k.a plant food
Sources:
• Yard Clippings
• Fertilizer overuse
Impacts:
• Green water (very unsightly)
• Algae consume all the oxygen
• No oxygen = no fish
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NUTRIENTS, a.k.a plant food
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OTHER SOURCES OF NUTRIENTS
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PESTICIDES
Sources:
•Yard clippings
•Excessive usage
Impacts:
•Danger to aquatic life
•Human exposure
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OIL AND GREASE
•Have leaks repaired immediately. •Use oil absorber to collect the oil. Dispose of it in the trash.
•Drip pan to collect leaking fluids •Recycle or dispose of the fluids properly
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Chlorinated pool water• Pool filter backwash
(diatomaceous earth)
• Test water before discharging
• Drain water to lawn or garden
if possible
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Contractors• Pool, masonry, bricklayers, power washers,
landscapers, waste haulers
• Make sure they know about the ordinance
• Make sure they clean up the road
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WHAT CAN YOU DO TO HELP?
• Limit fertilizer and pesticide usage to recommended quantitiesand do not use near water or just before a rain.
• Recycle your yard clippings.
• Wash your car at a local car wash facility; they recycle the water. Or wash it on the grass.
• Pick up after your pet
• Maintain your car regularly
• Never discharge pool water containing chlorine or particulatesto the stormwater system.
• Store chemicals inside where they are not exposed to rain
• Report any possible violations of the stormwater ordinance.
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Contact Information
for Possible Illegal Discharges
• (727)464-4425
• 24 hr hotline (727)464-5060
• Stormwater Education website-
www.pinellas.wateratlas.usf.edu/StormwaterEd/
• Brochures