Exceeded the Maximum Contaminant Level (running average)
When: July 1, 2025 – September 30, 2025Enforcement: Formal — state order issuedVerify on EPA.gov
TIER 2Unresolved
Exceeded the Maximum Contaminant Level (running average)
When: July 1, 2025 – September 30, 2025Enforcement: Formal — state order issuedVerify on EPA.gov
TIER 2Unresolved
Exceeded the Maximum Contaminant Level (running average)
When: April 1, 2025 – June 30, 2025Enforcement: Formal — state order issuedVerify on EPA.gov
TIER 2Unresolved
Exceeded the Maximum Contaminant Level (running average)
When: January 1, 2025 – March 31, 2025Enforcement: Formal — state order issuedVerify on EPA.gov
TIER 3Resolved
Failed to conduct Level 1 Assessment
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: December 26, 2024 – January 27, 2025Rule: Consumer Confidence RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved
Failed to conduct Level 1 Assessment
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: November 28, 2024 – December 2, 2024Rule: Consumer Confidence RuleEnforcement: Resolving — corrective action underway
TIER 2Unresolved
Exceeded the Maximum Contaminant Level (running average)
When: October 1, 2024 – December 31, 2024Enforcement: Formal — state order issuedVerify on EPA.gov
TIER 2Unresolved
Exceeded the Maximum Contaminant Level (running average)
When: July 1, 2024 – September 30, 2024Enforcement: Formal — state order issuedVerify on EPA.gov
TIER 2Unresolved
Exceeded the Maximum Contaminant Level (running average)
When: April 1, 2024 – June 30, 2024Enforcement: Formal — state order issuedVerify on EPA.gov
TIER 2Unresolved
Exceeded the Maximum Contaminant Level (running average)
When: January 1, 2024 – March 31, 2024Enforcement: Formal — state order issuedVerify on EPA.gov
TIER 2Unresolved
Exceeded the Maximum Contaminant Level (running average)
When: October 1, 2023 – December 31, 2023Enforcement: Formal — state order issuedVerify on EPA.gov
TIER 3Resolved
Monitoring Violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: August 1, 2023 – August 31, 2023Rule: Total Coliform RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved
Exceeded the MCL for disinfection byproducts
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: July 1, 2023 – September 30, 2023Enforcement: Resolving — corrective action underway
TIER 2Unresolved
Exceeded the Maximum Contaminant Level (running average)
When: April 1, 2023 – June 30, 2023Enforcement: Formal — state order issuedVerify on EPA.gov
TIER 2Unresolved
Exceeded the Maximum Contaminant Level (running average)
When: January 1, 2023 – March 31, 2023Enforcement: Formal — state order issuedVerify on EPA.gov
TIER 2Unresolved
Exceeded the Maximum Contaminant Level (running average)
When: October 1, 2022 – December 31, 2022Enforcement: Formal — state order issuedVerify on EPA.gov
TIER 2Unresolved
Exceeded the Maximum Contaminant Level (running average)
When: July 1, 2022 – September 30, 2022Enforcement: Formal — state order issuedVerify on EPA.gov
TIER 2Unresolved
Exceeded the Maximum Contaminant Level (running average)
When: April 1, 2022 – June 30, 2022Enforcement: Formal — state order issuedVerify on EPA.gov
TIER 2Unresolved
Exceeded the Maximum Contaminant Level (running average)
When: January 1, 2022 – March 31, 2022Enforcement: Formal — state order issuedVerify on EPA.gov
TIER 2Unresolved
Exceeded the Maximum Contaminant Level (running average)
When: October 1, 2021 – December 31, 2021Enforcement: Formal — state order issuedVerify on EPA.gov
TIER 2Unresolved
Exceeded the Maximum Contaminant Level (running average)
When: July 1, 2021 – September 30, 2021Enforcement: Formal — state order issuedVerify on EPA.gov
TIER 2Unresolved
Exceeded the Maximum Contaminant Level (running average)
When: July 1, 2021 – September 30, 2021Enforcement: Formal — state order issuedVerify on EPA.gov
Understanding violation severity
Tier 1Urgent health risk. Utility must notify all customers within 24 hours.Tier 2Important health or treatment issue. Customers notified within 30 days.Tier 3Administrative or monitoring issue. Reported in the annual water quality report.
Source: EPA Safe Drinking Water Information System (SDWIS) · Updated quarterly
Frequently Asked Questions About WHITEHALL TOWN OF
Is WHITEHALL TOWN OF water safe to drink?
WHITEHALL TOWN OF water receives a grade of F (0/100), which is considered failing. 0 contaminant(s) exceed EPA legal limits and 227 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has WHITEHALL TOWN OF detected?
1 contaminants were tested in WHITEHALL TOWN OF's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does WHITEHALL TOWN OF have any EPA violations?
Yes, WHITEHALL TOWN OF has 227 EPA violation(s) on record, with the most recent in 2025. Violation types include MCL, MR, MON. 62 are health-based violations.
How many people does WHITEHALL TOWN OF serve?
WHITEHALL TOWN OF serves approximately 1,500 people, Montana. The system provides water to 1 community: Whitehall.
What type of water does WHITEHALL TOWN OF provide?
WHITEHALL TOWN OF sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is MT0000359.
How does WHITEHALL TOWN OF compare to other utilities in Montana?
WHITEHALL TOWN OF scores 0/100 with a grade of F (failing). This score suggests significant water quality concerns relative to other utilities. Visit our Montana state page for a full comparison of water systems.