Connecticut DEEP (CT)
Connecticut's environmental agency: inland wetlands guidance, water, coastal permits, state land and licences.
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What you can look up here
- Environmental conditionsContamination, tanks, spills, and permitted facilities near a site.
- WetlandsSee mapped wetlands and who to ask before filling or building near one.
- Public landState, county, and federal land open to the public, and land the county sells.
- Lakes and waterLake depth maps, water quality, public access, and public waters status.
About this resource
- Provided by
- Connecticut Department of Energy and Environmental Protection (official)
- Covers
- Connecticut statewide
- Link status
- Opened normally at the last check
- Link checked
- Oct 15, 2026
- Web address
- https://portal.ct.gov/deep
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