Public water system record
Somerset Water Department
Serves Somerset, Bristol County, MA · 18,303 people served
Federal records show 9 health-based violations and no monitoring/reporting issues for Somerset Water Department in the last ten years. The most serious issue in this window was a Total Trihalomethanes (TTHMs) violation that EPA lists as archived, not resolved.
System profile
- Health-based violations, last 10 years
- 9
- Resolved
- 0
- Unresolved
- 0
- Archived by EPA
- 9
- Any acute record
- No
- Monitoring issues, last 10 years
- 0
Key facts
- Somerset Water Department draws water from 1 surface water intake.
- Most recent formal enforcement: compliance order (no penalty) by Massachusetts, April 2018.
- Record on file since 1995, with 2 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 3,096 unknown out of 6,905 service lines.
Check whether Somerset Water Department 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.
| Contaminant | Rule family | Start date | Status | Acute |
|---|---|---|---|---|
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
|
220 | Oct 1, 2021 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
No |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
|
220 | Jul 1, 2021 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
No |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
|
220 | Oct 1, 2020 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
No |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
|
220 | Jul 1, 2020 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
No |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
|
220 | Jan 1, 2020 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
No |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
|
220 | Oct 1, 2019 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
No |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
|
220 | Jul 1, 2019 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
No |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
|
220 | Apr 1, 2019 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
No |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
|
220 | Jan 1, 2018 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
No |
Full record since 1995
EPA's records for Somerset Water Department go back to 1995. Before October 19, 2016 they list 2 health-based violations (1 resolved, 1 archived by EPA without a recorded fix) and 12 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1990s | 0 | 12 |
| 2000s | 1 | 0 |
| 2010 to October 18, 2016 | 1 | 0 |
| October 19, 2016 to 2019 | 4 | 0 |
| 2020s | 5 | 0 |
Most recent health-based violation before October 19, 2016: Total Trihalomethanes (TTHMs), began July 2014, Archived.
Show all 2 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
|
Jul 1, 2014 | Archived |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
|
Oct 1, 2002 | Resolved |
Enforcement actions
Massachusetts regulators took 4 formal enforcement actions against Somerset Water Department between 1995 and 2018. The most recent was a compliance order (no penalty) in April 2018.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Apr 3, 2018 | Massachusetts | Compliance order (no penalty) | 9 violations (9 health-based): Total Trihalomethanes (TTHMs) |
| Sep 25, 2014 | Massachusetts | Compliance order (no penalty) | 1 violation (1 health-based): Total Trihalomethanes (TTHMs) |
| Apr 11, 2003 | Massachusetts | Compliance order (no penalty) | 1 violation (1 health-based): Total Trihalomethanes (TTHMs) |
| Feb 7, 1995 | Massachusetts | Compliance order (no penalty) | 12 violations: Arsenic, Barium, CYANIDE, Fluoride, Nickel |
What the violations mean
Total Trihalomethanes (TTHMs)
9 incidentsDisinfection byproduct levels exceeded the federal limit
Long-term TTHM exposure may increase bladder cancer risk
Where the water comes from
Somerset Water Department draws water from 1 surface water intake. 1 other community water system buys water from Somerset Water Department.
Community systems that buy water from it
- Dighton Water District North Dighton, MA
Annual water quality report
Somerset Water Department 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