Public water system record
Aquarion-Ridgefield
Serves Ridgefield, West Mountain, Lakes East and 1 more place, Western Connecticut Planning Region, CT · 7,476 people served
Federal records show no health-based violations and 4 monitoring/reporting issues for Aquarion-Ridgefield in the last ten years.
System profile
- Health-based violations, last 10 years
- 0
- Resolved
- 0
- Unresolved
- 0
- Any acute record
- No
- Monitoring issues, last 10 years
- 4
Key facts
- Aquarion-Ridgefield draws water from 9 wells.
- Most recent formal enforcement: signed compliance agreement by Connecticut, July 2000.
- Record on file since 1991, with 2 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 2,581 unknown out of 2,922 service lines.
Check whether Aquarion-Ridgefield serves your address
Health-based violations
Since October 2016Violation data reflects EPA records through March 2026. For the most current status, visit the EPA ECHO database.
None since October 2016.
Monitoring and reporting issues
Since October 2016Missed tests or reports, not contaminants found above a limit.
| Issue | Start date | Status |
|---|---|---|
|
Lead and Copper Rule
Monitoring and reporting
|
Dec 30, 2021 | Resolved |
|
Public Notice
OTHER
|
Jan 21, 2021 | Resolved |
|
E. coli
Monitoring and reporting
|
Sep 12, 2019 | Resolved |
|
Consumer Confidence Rule
OTHER
|
Jul 1, 2018 | Resolved |
Full record since 1991
EPA's records for Aquarion-Ridgefield go back to 1991. Before October 19, 2016 they list 2 health-based violations (1 resolved, 1 archived by EPA without a recorded fix) and 17 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1990s | 2 | 16 |
| 2000s | 0 | 1 |
| October 19, 2016 to 2019 | 0 | 2 |
| 2020s | 0 | 2 |
Most recent health-based violation before October 19, 2016: Surface Water Treatment Rule, began January 1992, Archived.
Show all 2 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Surface Water Treatment Rule
Treatment technique failure
|
Jan 1, 1992 | Archived |
|
Surface Water Treatment Rule
Treatment technique failure
|
Jan 1, 1992 | Resolved |
Enforcement actions
Connecticut regulators took 9 formal enforcement actions against Aquarion-Ridgefield between 1993 and 2000, filed as 10 records in EPA's data. The most recent was a signed compliance agreement in July 2000.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Jul 14, 2000 | Connecticut | Signed compliance agreement | 1 violation (1 health-based): Surface Water Treatment Rule |
| Aug 12, 1998 | Connecticut | Signed compliance agreement | 2 violations (1 health-based): Nickel, Surface Water Treatment Rule |
| Aug 29, 1996 | Connecticut | Signed compliance agreement | 1 violation (1 health-based): Surface Water Treatment Rule |
| Jun 3, 1995 | Connecticut | Administrative penalty | 1 violation: Gross Alpha, Excl. Radon and U |
| Jun 2, 1995 | Connecticut | Administrative penalty | 12 violations: Beryllium, Total, Antimony, Total, Nickel, Fluoride, Chromium (total) |
| May 4, 1995 | Connecticut | Compliance order with a penalty | 12 violations: Beryllium, Total, Antimony, Total, Nickel, Fluoride, Chromium (total) |
| Jun 29, 1993 | Connecticut | Compliance order (no penalty) | 1 violation (1 health-based): Surface Water Treatment Rule |
| Jun 25, 1993 | Connecticut | Signed compliance agreement | 1 violation (1 health-based): Surface Water Treatment Rule |
| Apr 30, 1993 | Connecticut | Compliance order (no penalty) | 2 violations (1 health-based): Nickel, Surface Water Treatment Rule |
Where the water comes from
Aquarion-Ridgefield draws water from 9 wells. It also buys water from Aquarion-Eastern Fairfield County. 1 other community water system buys water from Aquarion-Ridgefield.
Buys water from
- Aquarion-Eastern Fairfield County Shelton, CT
Community systems that buy water from it
- Aquarion-Eastern Fairfield County Shelton, CT
Annual water quality report
Aquarion-Ridgefield must give its customers an annual water quality report (Consumer Confidence Report) by July 1, with the levels its tests found in the previous year.
Where the state allows it, systems serving fewer than 10,000 people may publish the report in a local newspaper or news site instead of mailing it, and must provide a copy on request.
Find a posted report with EPA's Consumer Confidence Report search
Testing your own water
To test the water at your tap, or a private well this record does not cover, use a laboratory certified for drinking water by Connecticut.
Certified drinking water labs by state EPA guidance for private wells