LEDYARD, CT · New London County
LEDYARD WPCA, HIGHLANDS SYSTEM Water System
Inactive system
This water system is marked inactive in EPA’s federal records as of October 23, 2015. It is no longer an operating public water system under this PWSID, and no compliance deadlines — including the 2027 Consumer Confidence Report rule — apply to it.
If you are a resident looking for your current water provider, see water systems in New London County, CT.
Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 2026. This is a record-keeping and public-information tool — it does not replace Connecticut’s official records. Always confirm current status with Connecticut before making decisions based on this information.
System facts
- System ID (PWSID)
- CT0720031
- System type
- Community Water System
- Population served
- 4,134
- Service connections
- 574
- Ownership
- local government
- Water source
- groundwater (wells)
Violation history
Monitoring, Routine Minor (TCR)
—Coliform (TCR)
May 1, 1991 – May 31, 1991
ResolvedMonitoring, Regular
—Arsenic
December 1, 1988 – December 31, 1988
ResolvedMonitoring, Regular
—Barium
December 1, 1988 – December 31, 1988
ResolvedMonitoring, Regular
—Cadmium
December 1, 1988 – December 31, 1988
ResolvedMonitoring, Regular
—Chromium
December 1, 1988 – December 31, 1988
ResolvedMonitoring, Regular
—Mercury
December 1, 1988 – December 31, 1988
ResolvedMonitoring, Regular
—Nitrate
December 1, 1988 – December 31, 1988
ResolvedMonitoring, Regular
—Arsenic
December 1, 1986 – November 30, 1987
ResolvedMonitoring, Regular
—Barium
December 1, 1986 – November 30, 1987
ResolvedMonitoring, Regular
—Cadmium
December 1, 1986 – November 30, 1987
ResolvedMonitoring, Regular
—Chromium
December 1, 1986 – November 30, 1987
ResolvedMonitoring, Regular
—Mercury
December 1, 1986 – November 30, 1987
ResolvedMonitoring, Regular
—Fluoride
December 1, 1986 – November 30, 1987
ResolvedMonitoring, Regular
—Nitrate
December 1, 1986 – November 30, 1987
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| May 1, 1991 – May 31, 1991 | Monitoring, Routine Minor (TCR) | Coliform (TCR) | — | Resolved |
| December 1, 1988 – December 31, 1988 | Monitoring, Regular | Arsenic | — | Resolved |
| December 1, 1988 – December 31, 1988 | Monitoring, Regular | Barium | — | Resolved |
| December 1, 1988 – December 31, 1988 | Monitoring, Regular | Cadmium | — | Resolved |
| December 1, 1988 – December 31, 1988 | Monitoring, Regular | Chromium | — | Resolved |
| December 1, 1988 – December 31, 1988 | Monitoring, Regular | Mercury | — | Resolved |
| December 1, 1988 – December 31, 1988 | Monitoring, Regular | Nitrate | — | Resolved |
| December 1, 1986 – November 30, 1987 | Monitoring, Regular | Arsenic | — | Resolved |
| December 1, 1986 – November 30, 1987 | Monitoring, Regular | Barium | — | Resolved |
| December 1, 1986 – November 30, 1987 | Monitoring, Regular | Cadmium | — | Resolved |
| December 1, 1986 – November 30, 1987 | Monitoring, Regular | Chromium | — | Resolved |
| December 1, 1986 – November 30, 1987 | Monitoring, Regular | Mercury | — | Resolved |
| December 1, 1986 – November 30, 1987 | Monitoring, Regular | Fluoride | — | Resolved |
| December 1, 1986 – November 30, 1987 | Monitoring, Regular | Nitrate | — | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
- November 29, 2005State Compliance achieved3 linked violations
- November 15, 2005State Violation/Reminder Notice3 linked violations
- December 31, 1999State Compliance achieved16 linked violations
- September 23, 1996State Public Notification requested4 linked violations
- July 15, 1996State Public Notification requested5 linked violations
- July 15, 1996State Violation/Reminder Notice6 linked violations
- March 16, 1996State Public Notification requested5 linked violations
- March 14, 1996State Public Notification requested5 linked violations
- December 31, 1991State Compliance achieved2 linked violations
- July 1, 1991State Violation/Reminder Notice1 linked violation
- September 30, 1990State Compliance achievedgeneral compliance action — not tied to a specific violation on record
- December 31, 1988State Compliance achievedgeneral compliance action — not tied to a specific violation on record
- December 31, 1984State Compliance achievedgeneral compliance action — not tied to a specific violation on record
Last known contact on file (system is inactive)
GARDNER, JOHN R.
860-536-3181
LEDYARD, CT 06339