Water Quality in WISE RIVER, MT (59762)

EPA violation data for public water systems serving ZIP code 59762.

110

Total Violations

6

Health-Based

104

Monitoring / Reporting

106

Resolved

What does this mean?

106 of 110 violations have been resolved. 6 are health-based violations, meaning contaminant levels exceeded federal safety limits. The remaining 104 are monitoring or reporting violations (missed testing deadlines or late paperwork — not necessarily a water quality issue). Not all violations mean your water is unsafe. The EPA requires reporting even for minor administrative issues.

Water systems: 7 Population served: 292

Violations Detail (110 total)

ContaminantCategoryMCL LimitMeasuredDateStatusHealth Effects
Revised Total Coliform RuleMonitoringN/AN/ASep 30, 2025ResolvedN/A
Revised Total Coliform RuleMonitoringN/AN/ASep 30, 2025ResolvedN/A
Revised Total Coliform RuleMonitoringN/AN/ASep 30, 2025ResolvedN/A
Revised Total Coliform RuleMonitoringN/AN/ASep 30, 2025ResolvedN/A
Revised Total Coliform RuleMonitoringN/AN/ASep 30, 2025ActiveN/A
Revised Total Coliform RuleMonitoringN/AN/ASep 30, 2025ActiveN/A
E. COLIMonitoring0N/AAug 14, 2025ActiveSevere gastrointestinal illness; may be fatal in vulnerable populations
E. COLIMonitoring0N/AAug 14, 2025ActiveSevere gastrointestinal illness; may be fatal in vulnerable populations
Groundwater RuleMonitoringN/AN/AMay 31, 2025ResolvedN/A
Groundwater RuleMonitoringN/AN/AMay 31, 2025ResolvedN/A

Violation Timeline

2025(23)

Revised Total Coliform Rule

3A

Sep 30Resolved

Revised Total Coliform Rule

3A

Sep 30Resolved

Revised Total Coliform Rule

3A

Sep 30Resolved

Revised Total Coliform Rule

3A

Sep 30Resolved

Revised Total Coliform Rule

4C

Sep 30Active

Revised Total Coliform Rule

4C

Sep 30Active

E. COLI

34

Aug 14Active

E. COLI

34

Aug 14Active

Groundwater Rule

31

May 31Resolved

Groundwater Rule

31

May 31Resolved

Groundwater Rule

31

May 31Resolved

Groundwater Rule

31

Apr 30Resolved

Groundwater Rule

31

Apr 30Resolved

Groundwater Rule

31

Apr 30Resolved

Groundwater Rule

31

Mar 31Resolved

Groundwater Rule

31

Mar 31Resolved

Groundwater Rule

31

Mar 31Resolved

Groundwater Rule

31

Feb 28Resolved

Groundwater Rule

31

Feb 28Resolved

Groundwater Rule

31

Feb 28Resolved

Groundwater Rule

31

Jan 31Resolved

Groundwater Rule

31

Jan 31Resolved

Groundwater Rule

31

Jan 31Resolved

2024(12)

Groundwater Rule

31

Aug 31Resolved

Groundwater Rule

31

Aug 31Resolved

Groundwater Rule

31

Aug 31Resolved

Groundwater Rule

31

Jul 31Resolved

Groundwater Rule

31

Jul 31Resolved

Groundwater Rule

31

Jul 31Resolved

Groundwater Rule

31

Apr 30Resolved

Groundwater Rule

31

Apr 30Resolved

Groundwater Rule

31

Apr 30Resolved

Groundwater Rule

41

Mar 31Resolved

Groundwater Rule

41

Mar 31Resolved

Groundwater Rule

41

Mar 31Resolved

How Does This Compare?

WISE RIVER (59762) has 110 recorded violations, including 6 health-based. 4 remain unresolved. Consider testing your tap water independently for added peace of mind.

Recommended Water Filters

Based on the contaminants detected in your area, these filter types may help improve your water quality.

Reverse Osmosis System

One of the few filtration methods effective at removing nitrates and nitrites. Essential for households with infants.

Targets:Nitrate, Nitrite, Dissolved Solids

Look for:NSF/ANSI 58 certified

NSF Certified Products → EPA Safe Drinking Water Guide →

UV Water Purifier

Uses ultraviolet light to neutralize bacteria, viruses, and parasites without chemicals. Ideal for homes with microbial contamination concerns.

Targets:E. coli, Coliform, Giardia, Cryptosporidium

Look for:NSF/ANSI 55 (Class A) certified

NSF Certified Products → EPA Safe Drinking Water Guide →

Always look for filters certified by NSF International for the specific contaminants you want to remove.

Nearby ZIP Codes

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