MUNICIPAL SEPARATE STORM SEWER SYSTEM (MS4)
Stormwater Management Plan This plan is required by the General Permit for the Discharge of Stormwater from Small Municipal Separate Storm Sewer Systems issued by the Connecticut Department of Energy and Environmental Protection (DEEP) January 20, 2016 (commonly known as the "MS4 Permit"). Public comment is welcome and can be sent to the Selectman's Office, Thompson Town Hall, 815 Riverside Drive, P.O. Box 899 North Grosvenordale, CT 06255 (860-923-9561) and via email at This email address is being protected from spambots. You need JavaScript enabled to view it..
Stormwater Management Plan Annual Report 2017 This report documents Thompson's activities and progress in 2017 to manage it's stormwater system and improve, where possible, the water quality of the discharges from its stormwater system. Thompson's Stormwater Management Plan (see above) provides the framework and sets goals for these activities. Both the Stormwater Management Plan and this Annual Report are required by the MS4 Permit. As with the Stormwater Management Plans public comment is welcome and can be sent to the Selectman's Office, Thompson Town Hall, 815 Riverside Drive, P.O. Box 899 North Grosvenordale, CT 06255 (860-923-9561) and via email at This email address is being protected from spambots. You need JavaScript enabled to view it..
MS4 Public Education Resources
- Detergent Use
- Fertilizer - Pesticides - Herbicides Application
Lawn Care The Environmentally Friendly Way
- Grass Clippings & Leaf Management
An Introduction to Home Composting
- Illicit Discharges & Impervious Cover
After the Storm - A Citizen's Guide to Understanding Stormwater
Illicit Discharges and Water Pollution
Nonpoint Source Water Pollution
Protecting Water Quality from Urban Runoff
Rain Garden brochure for homeowners
- Mercury Recycling
DEEP- Household Products Containing Mercury
USGS - Mercury in the Environment
- Pet Waste
- Sediment From Construction Sites
2002 CT Guidelines For Soil Erosion & Sediment Control
- Septic Systems
TRANSFER STATION INDUSTRIAL STORMWATER
Stormwater Pollution Prevention Plan - Transfer Station March 21, 2017 Public Comment Welcome