Environmental Rules in Hamden, CT (2026)
2 verified environmental rules for Hamden, Connecticut, sourced directly from the municipal code and official government pages.
Verified from official government sources
Stormwater Management
Hamden's sewer ordinance keeps storm water out of the sanitary system and sewage out of storm drains. Section 51.30 bars anyone from discharging sewage into a storm sewer, and bars discharging storm water, surface water, groundwater, roof runoff, subsurface drainage, or unpolluted cooling water into a sanitary sewer. Storm water must reach a sewer built for that purpose or a natural outlet the Town Engineer approves.
Hamden Storm Water Discharge Rules
Some RestrictionsHamden Code of Ordinances § 51.30
(A) No person shall directly or indirectly discharge or cause to be discharged any sewage into any storm sewer. (B) No person shall discharge or cause to be discharged any stormwater, surface water, groundwater, roof runoff, subsurface drainage, uncontaminated cooling water, or unpolluted industrial process water into any sanitary sewer. (C) Storm water and all other unpolluted drainage s...
Flood Zones
Hamden's Planning and Zoning Commission reviews every development permit issued within the town's Special Flood Hazard Areas under Code of Ordinances § 155.03 and § 155.04, checking FEMA compliance and rejecting projects whose cumulative effect would raise the base flood elevation by more than one foot at any point under the town's Flood Damage Prevention chapter.
Hamden Floodplain Development Review Under Chapter 155
Some RestrictionsHamden Code of Ordinances § 155.04
§ 155.01 FINDINGS. ... The Special Flood Hazard Areas of the town, as identified on the federal Insurance Rate Map (FIRM) issued by the Federal Emergency Management Agency (FEMA) are subject to periodic inundation which results in loss of life and property, health and safety hazards, disruption of commerce and governmental services, extraordinary public expenditures for flood protection and rel...