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Lead pipes · Connecticut

Lead pipes in Connecticut

Lead pipes (EPA LCRR + RTI National Lead Pipe Map) data for ZIP codes in Connecticut. Pick a ZIP below to dive into the lead pipes summary.

Last verified 2026-09-24 · methodology

What lands here

Not on zipradar yet. The plan is the utility's reported count of lead, galvanized-requiring-replacement and unknown-material lines. Until then, your water utility's service line inventory has them.

Source & refresh

EPA LCRR + RTI National Lead Pipe Map. Refreshed quarterly as state primacy agencies report. Primary source →

Connecticut top concern

Lead service lines, coastal flood

Connecticut's older housing stock carries elevated LCRR-flagged lead service line risk in cities like Hartford, Bridgeport, New Haven. Coastal Long Island Sound communities sit in FEMA AE/VE zones with Risk Rating 2.0 premium pressure. School data via NCES splits between large municipal districts and small magnet/charter networks.

See Connecticut state page for the full state-level rollup across all 12 dimensions.

Read more on lead pipes

Editorial deep-dives explaining the source data, its limits, and how to read it.

6 Connecticut ZIPs