Public water system record
Billerica Water Works
Serves an area of Middlesex County, MA that includes Pinehurst · 42,119 people served
Federal records show 3 health-based violations and no monitoring/reporting issues for Billerica Water Works in the last ten years. The most serious issue in this window was a resolved Bromate violation.
System profile
- Health-based violations, last 10 years
- 3
- Resolved
- 1
- Unresolved
- 0
- Archived by EPA
- 2
- Any acute record
- No
- Monitoring issues, last 10 years
- 0
Key facts
- Billerica Water Works draws water from 1 surface water intake.
- Most recent formal enforcement: compliance order (no penalty) by Massachusetts, July 2023.
- Record on file since 1995, with 4 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 25 unknown out of 13,038 service lines.
Check whether Billerica Water Works 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 |
|---|---|---|---|---|
|
Bromate
Contaminant limit exceeded
|
210 | Apr 1, 2023 | Resolved | No |
|
Bromate
Contaminant limit exceeded
|
210 | Jan 1, 2023 |
Archived
Violation period ended. EPA no longer counts it toward current compliance, but no fix was formally recorded.
|
No |
|
Bromate
Contaminant limit exceeded
|
210 | Oct 1, 2022 |
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 Billerica Water Works go back to 1995. Before October 19, 2016 they list 4 health-based violations (4 archived by EPA without a recorded fix) and 26 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1990s | 4 | 0 |
| 2000s | 0 | 25 |
| 2010 to October 18, 2016 | 0 | 1 |
| 2020s | 3 | 0 |
Most recent health-based violation before October 19, 2016: Total Trihalomethanes (TTHMs), began January 1998, Archived.
Show all 4 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
|
Jan 1, 1998 | Archived |
|
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
|
Oct 1, 1997 | Archived |
|
Total Coliform
Contaminant limit exceeded
|
Oct 1, 1995 | Archived |
|
Total Coliform (acute)
Contaminant limit exceeded
|
Jul 1, 1995 | Archived |
Enforcement actions
Massachusetts regulators took 5 formal enforcement actions against Billerica Water Works between 1999 and 2023. The most recent was a compliance order (no penalty) in July 2023.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Jul 28, 2023 | Massachusetts | Compliance order (no penalty) | 1 violation (1 health-based): Bromate |
| Apr 21, 2023 | Massachusetts | Compliance order (no penalty) | 1 violation (1 health-based): Bromate |
| Jan 13, 2023 | Massachusetts | Compliance order (no penalty) | 2 violations (2 health-based): Bromate |
| Oct 23, 2007 | Massachusetts | Compliance order (no penalty) | 25 violations: 1,1-Dichloroethylene, 1,2-Dichloroethane, Trichloroethylene, Total Trihalomethanes (TTHMs), Xylenes, Total |
| Mar 12, 1999 | Massachusetts | Compliance order (no penalty) | 2 violations (2 health-based): Total Trihalomethanes (TTHMs) |
What the violations mean
Bromate
3 incidentsTest results for Bromate were above the federal limit (a maximum contaminant level violation).
The utility had to notify customers about each of these violations.
Where the water comes from
Billerica Water Works draws water from 1 surface water intake.
Annual water quality report
Billerica Water Works 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