Public water system record
Weston Water Dept.
Serves an area of Middlesex County, MA · 11,941 people served
Federal records show no health-based violations and no monitoring or reporting issues for Weston Water Dept. 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
- 0
Key facts
- Weston Water Dept. buys its water from MWRA.
- Most recent formal enforcement: compliance order (no penalty) by Massachusetts, June 2008.
- Record on file since 1980, with 16 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 343 unknown out of 3,449 service lines.
Check whether Weston Water Dept. 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, and no monitoring or reporting violations either.
Full record since 1980
EPA's records for Weston Water Dept. go back to 1980. Before October 19, 2016 they list 16 health-based violations (7 resolved, 9 archived by EPA without a recorded fix) and 3 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1980s | 0 | 1 |
| 1990s | 13 | 1 |
| 2000s | 3 | 1 |
Most recent health-based violation before October 19, 2016: Total Coliform (acute), began August 2004, Archived.
Show all 16 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Total Coliform (acute)
Contaminant limit exceeded
|
Aug 1, 2004 | Archived |
|
Total Coliform
Contaminant limit exceeded
|
Jul 1, 2002 | Archived |
|
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
|
Jul 1, 1997 | Archived |
|
Total Coliform
Contaminant limit exceeded
|
Sep 1, 1996 | Archived |
|
Total Coliform
Contaminant limit exceeded
|
Aug 1, 1996 | Archived |
|
Total Coliform
Contaminant limit exceeded
|
Jul 1, 1995 | Archived |
|
Total Coliform
Contaminant limit exceeded
|
Jun 1, 1995 | Archived |
|
Lead and Copper Rule
Treatment technique failure
|
Jan 1, 1994 | Resolved |
|
Lead and Copper Rule
Treatment technique failure
|
Jan 1, 1993 | Resolved |
|
Total Coliform
Contaminant limit exceeded
|
Jan 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 |
|
Total Coliform
Contaminant limit exceeded
|
Aug 1, 1991 | Resolved |
Enforcement actions
Massachusetts regulators took 8 formal enforcement actions against Weston Water Dept. between 1993 and 2008. The most recent was a compliance order (no penalty) in June 2008.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Jun 24, 2008 | Massachusetts | Compliance order (no penalty) | 1 violation: Total Coliform |
| Sep 9, 2004 | Massachusetts | Compliance order (no penalty) | 1 violation (1 health-based): Total Coliform |
| Aug 21, 2002 | Massachusetts | Compliance order (no penalty) | 1 violation (1 health-based): Total Coliform |
| 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) | 1 violation (1 health-based): Lead and Copper Rule |
| Jun 29, 1993 | Massachusetts | Compliance order (no penalty) | 1 violation (1 health-based): Surface Water Treatment Rule |
| Mar 19, 1993 | Massachusetts | Compliance order (no penalty) | 1 violation (1 health-based): Total Coliform |
Where the water comes from
Weston Water Dept. buys its water from MWRA. EPA also lists 1 well, all for emergency, seasonal or other part-time use. 1 other public water system has an emergency connection to Weston Water Dept.
Buys water from
- MWRA Chelsea, MA
Annual water quality report
Weston Water Dept. 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.
Systems serving 10,000 or more people must mail or deliver the report to every customer, and from 2027 they must send it twice a year.
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