D21/100
ANACONDA WATER DEPARTMENT — Water Quality Report 2026
Serving 6,750 people · Montana
Water Source
Groundwater
County
—
System ID
MT0000016
Violations
48
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.008 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
1
Violation (last 5yr)
0
Unresolved
0
Health-Related
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: August 16, 2023Rule: Consumer Confidence RuleEnforcement: Resolving — corrective action underway
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 ANACONDA WATER DEPARTMENT
Is ANACONDA WATER DEPARTMENT water safe to drink?
ANACONDA WATER DEPARTMENT water receives a grade of D (21/100), which is considered poor. 0 contaminant(s) exceed EPA legal limits and 48 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has ANACONDA WATER DEPARTMENT detected?
31 contaminants were tested in ANACONDA WATER DEPARTMENT's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does ANACONDA WATER DEPARTMENT have any EPA violations?
Yes, ANACONDA WATER DEPARTMENT has 48 EPA violation(s) on record, with the most recent in 2023. Violation types include MR, MCL, TT. 7 are health-based violations.
How many people does ANACONDA WATER DEPARTMENT serve?
ANACONDA WATER DEPARTMENT serves approximately 6,750 people, Montana. The system provides water to 1 community: Anaconda.
What type of water does ANACONDA WATER DEPARTMENT provide?
ANACONDA WATER DEPARTMENT sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is MT0000016.
How does ANACONDA WATER DEPARTMENT compare to other utilities in Montana?
ANACONDA WATER DEPARTMENT scores 21/100 with a grade of D (poor). This score suggests significant water quality concerns relative to other utilities. Visit our Montana state page for a full comparison of water systems.