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Public water system record

Four Bears Water System

Serves Four Bears Village, McKenzie County, ND · 1,200 people served

Federal records show 6 health-based violations and 5 monitoring/reporting issues for Four Bears Water System in the last ten years. The most serious issue in this window was a resolved Total Trihalomethanes (TTHMs) violation.

  • 083890015
  • NEW TOWN
  • ND
  • 1,200 served

System profile

Source water Surface water
ZIP 58763
EPA system ID 083890015

Verify this system on EPA ECHO →

Health-based violations, last 10 years
6
Resolved
6
Unresolved
0
Any acute record
No
Monitoring issues, last 10 years
5

Key facts

  • Four Bears Water System draws water from 1 surface water intake.
  • Highest measured level in the last 10 years: Total Trihalomethanes (TTHMs), 0.095 mg/L, federal limit 0.08 mg/L (1.2 times the limit), 2020.
  • Record on file since 1976, with 7 health-based violations before October 19, 2016.
  • Lead pipe inventory: 0 lead and 80 unknown out of 307 service lines.

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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.

Contaminant Rule family Start date Status Acute
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.085 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
 220 Jul 1, 2020 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.095 mg/L, federal limit 0.08 mg/L (1.2 times the limit)
 220 Apr 1, 2020 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.087 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
 220 Jan 1, 2020 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.089 mg/L, federal limit 0.08 mg/L (1.1 times the limit)
 220 Oct 1, 2019 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.082 mg/L, federal limit 0.08 mg/L (at or just above the limit)
 220 Jul 1, 2019 Resolved No
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.081 mg/L, federal limit 0.08 mg/L (at or just above the limit)
 220 Jul 1, 2017 Resolved No

Monitoring and reporting issues

Since October 2016

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

Issue Start date Status
Revised Total Coliform Rule
Monitoring violation
 Jan 1, 2023 Resolved
Surface Water Treatment Rule
Monitoring and reporting
 Jan 1, 2023 Resolved
Long Term 2 Enhanced Surface Water Treatment Rule
Monitoring and reporting
 Nov 1, 2021 Resolved
Surface Water Treatment Rule
Monitoring and reporting
 Apr 1, 2019 Resolved
Surface Water Treatment Rule
Monitoring and reporting
 Apr 1, 2018 Resolved

Full record since 1976

EPA's records for Four Bears Water System go back to 1976. Before October 19, 2016 they list 7 health-based violations (7 resolved) and 76 monitoring or reporting violations.

Violations that began in Health-based Monitoring and reporting
1970s 0 2
1980s 0 25
1990s 0 12
2000s 2 30
2010 to October 18, 2016 5 7
October 19, 2016 to 2019 3 2
2020s 3 3

Most recent health-based violation before October 19, 2016: Surface Water Treatment Rule, began September 2012, Resolved.

Show all 7 health-based violations before October 19, 2016
Contaminant Start date Status
Surface Water Treatment Rule
Treatment technique failure
 Sep 1, 2012 Resolved
CARBON, TOTAL
Treatment technique failure
 Jul 1, 2011 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.082 mg/L, federal limit 0.08 mg/L (at or just above the limit)
 Jul 1, 2011 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.081 mg/L, federal limit 0.08 mg/L (at or just above the limit)
 Jan 1, 2011 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.0816 mg/L, federal limit 0.08 mg/L (at or just above the limit)
 Oct 1, 2010 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
Measured 0.08164 mg/L, federal limit 0.08 mg/L (at or just above the limit)
 Jan 1, 2008 Resolved
Surface Water Treatment Rule
Treatment technique failure
 Apr 1, 2003 Resolved

What the violations mean

Total Trihalomethanes (TTHMs)

6 incidents

Disinfection byproduct levels exceeded the federal limit

Long-term TTHM exposure may increase bladder cancer risk

Where the water comes from

Four Bears Water System draws water from 1 surface water intake.

Annual water quality report

Four Bears Water System 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 EPA Region 8.

Certified drinking water labs by state EPA guidance for private wells