Climate Change
Addressing climate change presents residents, businesses, nonprofits, and municipalities a chance to create, evolve, and maintain a sustainable environment, a robust economy, and a higher quality of life today and tomorrow.
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Water Education: Project WET and the CT Science Curiculum Framework
Subsurface Sewage Treatment and Disposal Systems - Septic Systems
Septic systems treat and disperse wastewater from individual or small numbers of homes and commercial buildings. The type and/or size of the septic system, determines what agency has regulatory authority.
2007 Guidance Document for Design of Large-Scale On-Site Wastewater Renovation Systems
The Guidance Document for Design of Large-Scale On-Site Wastewater Renovation Systems (OWRS) is intended to provide information and methodologies for the design, construction, operation and maintenance for those wastewater renovation systems which are under the Department’s regulatory authority.
CT Stormwater Quality Manual - Errata Sheet
Errata Sheet for 2004 Connecticut Stormwater Quality Manual
Video Tutorial -- General Permit with modifications
The following tutorial is an overview of the requirements of the General Permit for the Discharge of Stormwater Associated with Industrial Activity, effective October 1, 2011. The video presents general information on permit conditions, control measures, inspections, monitoring, benchmarks, impaired waters requirements, and a discussion of specific requirements for Sector G--Transportation and Public Works Facilities.
This page provides specific instructions to former registrants under the Vehicle Maintenance Wastewater general permit on how to complete the Discharge Notification Form to POTW Authority for the General Permit for Discharges from Miscellaneous Industrial Users (MIU GP).
The Forest Practices Act was passed by the Connecticut General Assembly in 1991.
Help slow the spread of the invasive insect, emerald ash borer.
Learn about the non-native insect, hemlock woolly adelgid, that feeds on conifer trees.
Oak Shelterwood Establishment Harvest
Before and after photographs of an oak shelterwood establishment harvest implemented by CT DEEP Division of Forestry to diversify forest age structure and regenerate an oak-dominated forest type.
Slab Wood for Firewood at the DEEP Sawmill
Find out how to purchase bundles of slab wood from DEEP's Portland Sawmill to cut into firewood.
Climate Change
Addressing climate change presents residents, businesses, nonprofits, and municipalities a chance to create, evolve, and maintain a sustainable environment, a robust economy, and a higher quality of life today and tomorrow.
Recycling
Connecticut disposes of 2.4 million tons of trash annually, an estimated 1,370 pounds of trash per person per year. That's too much! Learn more about how we manage our waste and how to help us move toward more waste reduction, reuse and recycling.
DEEP Programs & Services
DEEP conserves, improves and protects Connecticut's natural resources and the environment, and makes cheaper, cleaner and more reliable energy available to people and businesses. Find DEEP's programs and services here.