1. Pollution Prevention and Maintenance
Michelle LaRocco Coastal Training Program Coordinator North Inlet - Winyah Bay National Estuarine Research Reserve
Evals at the end – please fill these out
If you are interested in future programs from CWSEC, note this at the bottom of your page and put contact info.
Hands-on activities
Please get in a group where you don’t know everyone – let’s mix it up a bit – meet someone new!
To make it more fun and meaningful for the participants -- Stormwater folks this is a chance for you to observe w/o giving all the answers

2. Where does it come from?

3. Typical Stormwater Structures
Identifying stormwater structures – 3

4. The Stormwater “Super-Highway”

5. Identifying stormwater structures – storm water is a resource5

6. Pathogens Sediments Organic Debris FOGs Nutrients Toxic Chemicals
Pollution Prevention
Pathogens
Sediments
Organic Debris
FOGs
Nutrients
Toxic Chemicals
Litter

7. Where does it go?

8. Identifying stormwater structures- ditch collector for stormwater8

9. 9 Typical parts of a stormwater pond
Stormwater Pond “Parts” & When To Take Action!- Delaware Department of Natural Resources and Environmental Control
Division of Soil and Water Conservation, Sediment and Stormwater Program 9

10. Typical storm water pond – is there a stormwater facility maintenance agreement in place and do the property managers consult it. 10

11. Dry detention pond 11

12. 12 Typical parts of a stormwater pond
Stormwater Pond “Parts” & When To Take Action!- Delaware Department of Natural Resources and Environmental Control
Division of Soil and Water Conservation, Sediment and Stormwater Program 12

13. Don’t release them in the first place.
How to stop pollutants from getting in our waterways?
Don’t release them in the first place.
Properly maintain stormwater structures to capture them.

14. Good Housekeeping and Good Maintenance

15. Pathogens
Pet Waste
Use a plastic bag and dispose of pet waste in trash
Install pet waste digesters

16. Toxic Chemicals Household Hazardous Waste Facility Acids/bases
Toxic, corrosive, reactive and flammable materials present common household disposal challenges. If mismanaged or disposed of improperly, these materials can contaminate the environment.
The SWA manages a Household Hazardous Waste (HHW) Facility to collect these harmful materials, free to residents of Horry County, SC.
The HHW Facility is a permanent facility, open year-round on the third Saturday of every month from 8 AM - 3PM or by appointment. For more information, call (843)
Acceptable Materials:
Toxic Chemicals
Household Hazardous Waste Facility
Acids/bases
Aerosols
Antifreeze
Batteries
Brake fluids
Corrosives
Drain Openers
Flammables
Fuel
Furniture strippers
Gasoline
Household cleaners
Household polishes
Kerosene
Lighter fluid
Oxidizers
Paints
Pesticides
Photo chemicals
Poisons
Pool chemicals
Solvents/thinners
Weed killers
Wood preservatives

17. Fats, Oils, Greases (FOGs) & Dumpster Management
Dumpster management- dumpster juice! 17

19. Over irrigation 19

21. Where does the fertilizer go?

22. Nutrients & Pesticides 22 Fertilizer Runoff Pesticide Runoff
Grass Clipping
Use the least amount possible – more is not better 22

23. Sediments & Organic Debris

24. Buffers Vegetated buffer strips Don’t mow to the edge
Slows stormwater flows and adds treatment
Littoral shelves or aquatic “benches”

26. Width
Plant Types
Plant Species
Wildlife Habitat 26

29. http://s3-media3. fl. yelpcdn. com/bphoto/fBG8EPH-PH3i5MTpL1H38A/348s

31. Tools to help Manage Stormwater Facilities

32. Structural Failures

33. Sediment Removal Frequency
Maintenance Schedules
Type of BMP
Sediment Removal Frequency
Facility Life Span
Wet Pond
5 to 15 years
20 to 50 years
Dry Pond
2 to 10 years
Infiltration Trench
Monthly or as needed
10 years
Bioretention System
5 to 10 years
10 to 25 years
Vegetated Swale
As needed
Manufactured BMP
Annually or as required
20 to 100 years

34. Downspout disconnection
Can allow the runoff from the roof to soak into the lawn, but there could be concerns about just increasing pesticide/nutrient runoff

35. Rainwater capture and reuse around for landscaping.

36. Thank You Tara Groner Stormwater Program Coordinator
City of Myrtle Beach
(843)
Lisa Swanger
Coastal Waccamaw Watershed Education Programs Coordinator
(843)
Sean Torrens
S.C. Department of Health and Environmental Control
(843)
Susan Libes, Ph.D.
Professor and Director of the Waccamaw Watershed Academy
Coastal Carolina University
(843)
Michelle LaRocco
Coastal Training Program Coordinator
North Inlet - Winyah Bay National Estuarine Research Reserve
(843)
Thank You 36