Public water system record
Nahant Water Dept. (MWRA)
Serves Nahant, Essex County, MA · 3,334 people served
Federal records show no health-based violations and 2 monitoring/reporting issues for Nahant Water Dept. (MWRA) in the last ten years. At least one of these issues remains unresolved.
System profile
- Health-based violations, last 10 years
- 0
- Resolved
- 0
- Unresolved
- 0
- Any acute record
- No
- Monitoring issues, last 10 years
- 2
Key facts
- Nahant Water Dept. (MWRA) buys its water from MWRA.
- Most recent formal enforcement: compliance order (no penalty) by Massachusetts, February 2022.
- Record on file since 1982, with 9 health-based violations before October 19, 2016.
- Lead pipe inventory: 7 lead and 1,281 unknown out of 1,460 service lines.
Check whether Nahant Water Dept. (MWRA) 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
|
Jan 1, 2021 |
Active
Enforcement action in place
|
|
Lead and Copper Rule
Monitoring and reporting
|
Jul 1, 1992 | Active |
Full record since 1982
EPA's records for Nahant Water Dept. (MWRA) go back to 1982. Before October 19, 2016 they list 9 health-based violations (4 resolved, 5 archived by EPA without a recorded fix) and 4 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1980s | 0 | 1 |
| 1990s | 8 | 2 |
| 2000s | 1 | 0 |
| 2010 to October 18, 2016 | 0 | 1 |
| 2020s | 0 | 1 |
Most recent health-based violation before October 19, 2016: Lead and Copper Rule, began January 2000, Resolved.
Show all 9 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Lead and Copper Rule
Treatment technique failure
|
Jan 1, 2000 | Resolved |
|
Lead and Copper Rule
Treatment technique failure
|
Jan 1, 1999 | Resolved |
|
Lead and Copper Rule
Treatment technique failure
|
Jan 1, 1998 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Oct 1, 1995 | Archived |
|
Total Coliform
Contaminant limit exceeded
|
Jun 1, 1995 | Archived |
|
Total Coliform
Contaminant limit exceeded
|
Dec 1, 1994 | Archived |
|
Total Coliform
Contaminant limit exceeded
|
Oct 1, 1993 | Archived |
|
Surface Water Treatment Rule
Treatment technique failure
|
Jan 1, 1992 | Archived |
|
Lead and Copper Rule
Treatment technique failure
|
Jan 1, 1992 | Resolved |
Enforcement actions
Massachusetts regulators took 5 formal enforcement actions against Nahant Water Dept. (MWRA) between 1993 and 2022. The most recent was a compliance order (no penalty) in February 2022.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Feb 11, 2022 | Massachusetts | Compliance order (no penalty) | 1 violation: Lead and Copper Rule |
| Mar 9, 2001 | Massachusetts | Compliance order (no penalty) | 1 violation (1 health-based): Lead and Copper Rule |
| Feb 10, 2000 | Massachusetts | Compliance order (no penalty) | 1 violation (1 health-based): Lead and Copper Rule |
| Mar 9, 1999 | Massachusetts | Compliance order (no penalty) | 2 violations (2 health-based): Lead and Copper Rule |
| Jun 29, 1993 | Massachusetts | Compliance order (no penalty) | 1 violation (1 health-based): Surface Water Treatment Rule |
Where the water comes from
Nahant Water Dept. (MWRA) buys its water from MWRA. It lists no wells or intakes of its own.
Buys water from
- MWRA Chelsea, MA
Annual water quality report
Nahant Water Dept. (MWRA) 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 Massachusetts.
Certified drinking water labs by state EPA guidance for private wells