Public water system record

Carroll Water Works

Serves an area of Coos County, NH · 875 people served

Federal records show no health-based violations and no monitoring or reporting issues for Carroll Water Works in the last ten years.

  • NH0381010
  • TWIN MOUNTAIN
  • NH
  • 875 served

System profile

Source water Groundwater
ZIP 03595
EPA system ID NH0381010

Verify this system on EPA ECHO →

Health-based violations, last 10 years
0
Resolved
0
Unresolved
0
Any acute record
No
Monitoring issues, last 10 years
0

Key facts

  • Carroll Water Works draws water from 2 wells.
  • Record on file since 1992, with 1 health-based violation before October 19, 2016.

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Health-based violations

Since October 2016

Violation 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 1992

EPA's records for Carroll Water Works go back to 1992. Before October 19, 2016 they list 1 health-based violation (1 resolved) and no monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
1990s 1 0

Most recent health-based violation before October 19, 2016: Surface Water Treatment Rule, began January 1992, Resolved.

Show the health-based violation before October 19, 2016
Contaminant Start date Status
Surface Water Treatment Rule
Treatment technique failure
Jan 1, 1992 Resolved

Where the water comes from

Carroll Water Works draws water from 2 wells.

Annual water quality report

Carroll 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.

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.