Public water system record

Poynette Waterworks

Serves Poynette, Columbia County, WI · 2,520 people served

Federal records show 1 health-based violation and 4 monitoring/reporting issues for Poynette Waterworks in the last ten years. The most serious issue in this window was a resolved Groundwater Rule violation.

  • WI1110037
  • POYNETTE
  • WI
  • 2,520 served

System profile

Source water Groundwater
ZIP 53955
EPA system ID WI1110037

Verify this system on EPA ECHO →

Health-based violations, last 10 years
1
Resolved
1
Unresolved
0
Any acute record
No
Monitoring issues, last 10 years
4

Key facts

  • Poynette Waterworks draws water from 2 wells.
  • Record on file since 1993, with 0 health-based violations before October 19, 2016.
  • Lead pipe inventory: 0 lead and 0 unknown out of 1,103 service lines.

Check whether Poynette Waterworks serves your address

Address suggestions by Mapbox

Health-based violations

Since October 2016

Violation data reflects EPA records through March 2026. For the most current status, visit the EPA ECHO database.

Contaminant Rule family Start date Status Acute
Groundwater Rule
Treatment technique failure
140 Dec 1, 2024 Resolved No

Monitoring and reporting issues

Since October 2016

Missed tests or reports, not contaminants found above a limit.

Issue Start date Status
Public Notice
OTHER
Dec 1, 2024 Resolved
Consumer Confidence Rule
OTHER
Jul 1, 2024 Resolved
Consumer Confidence Rule
OTHER
Jul 1, 2024 Resolved
Fluoride
Monitoring and reporting
Oct 1, 2020 Resolved

Full record since 1993

EPA's records for Poynette Waterworks go back to 1993. Before October 19, 2016 they list no health-based violations and 31 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
1990s 0 28
2000s 0 3
2020s 1 4

What the violations mean

Groundwater Rule

1 incident

The system did not complete a treatment step or action that the Groundwater Rule requires (a treatment technique violation).

The utility had to notify customers about this violation.

Where the water comes from

Poynette Waterworks draws water from 2 wells.

Annual water quality report

Poynette Waterworks 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 Wisconsin.