Public water system record
Lancaster Water Dept
Serves Lancaster, Coos County, NH · 2,500 people served
Federal records show 3 health-based violations and no monitoring/reporting issues for Lancaster Water Dept in the last ten years. The most serious issue in this window was a resolved Haloacetic Acids (HAA5) violation.
System profile
- Health-based violations, last 10 years
- 3
- Resolved
- 3
- Unresolved
- 0
- Any acute record
- No
- Monitoring issues, last 10 years
- 0
Key facts
- Lancaster Water Dept draws water from 1 surface water intake.
- Highest measured level in the last 10 years: Haloacetic Acids (HAA5), 0.094 mg/L, federal limit 0.06 mg/L (1.6 times the limit), 2018.
- Record on file since 1992, with 4 health-based violations before October 19, 2016.
Check whether Lancaster 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.
| Contaminant | Rule family | Start date | Status | Acute |
|---|---|---|---|---|
|
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.094 mg/L, federal limit 0.06 mg/L (1.6 times the limit)
|
220 | Jul 1, 2018 | Resolved | No |
|
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.064 mg/L, federal limit 0.06 mg/L (1.1 times the limit)
|
220 | Jan 1, 2018 | Resolved | No |
|
Haloacetic Acids (HAA5)
Contaminant limit exceeded
Measured 0.063 mg/L, federal limit 0.06 mg/L (1.1 times the limit)
|
220 | Oct 1, 2017 | Resolved | No |
Full record since 1992
EPA's records for Lancaster Water Dept go back to 1992. Before October 19, 2016 they list 4 health-based violations (2 resolved, 2 archived by EPA without a recorded fix) and 36 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1990s | 3 | 36 |
| 2000s | 1 | 0 |
| October 19, 2016 to 2019 | 3 | 0 |
Most recent health-based violation before October 19, 2016: Haloacetic Acids (HAA5), began October 2004, Resolved.
Show all 4 health-based violations before October 19, 2016
| Contaminant | Start date | Status |
|---|---|---|
|
Haloacetic Acids (HAA5)
Contaminant limit exceeded
|
Oct 1, 2004 | Resolved |
|
Total Coliform (acute)
Contaminant limit exceeded
|
Nov 1, 1995 | Archived |
|
Total Coliform
Contaminant limit exceeded
|
Sep 1, 1994 | Archived |
|
Surface Water Treatment Rule
Treatment technique failure
|
Jan 1, 1992 | Resolved |
What the violations mean
Haloacetic Acids (HAA5)
3 incidentsHaloacetic acid byproducts exceeded the federal limit
Long-term exposure to HAAs may increase cancer risk
Where the water comes from
Lancaster Water Dept draws water from 1 surface water intake.
Annual water quality report
Lancaster 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.
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 New Hampshire.
Certified drinking water labs by state EPA guidance for private wells