F6/100
Glendive Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 6,073 residents · Montana
What's In Glendive's Tap Water?
31
Contaminants Tested
0
Exceed EPA Limits
1
Above EPA Goals
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.006 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
1
Violation (last 5yr)
0
Unresolved
0
Health-Related
TIER 3Resolved
Surface water treatment technique failure
When: July 1, 2022 – July 29, 2022Enforcement: 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
Water Utility Details
GLENDIVE CITY OF
Population Served
4,873
Water Source
Surface Water
System ID
MT0000229
FOREST PARK WATER RSID 24
Population Served
1,200
Water Source
Groundwater
System ID
MT0000233
Frequently Asked Questions About Glendive Water
Is Glendive tap water safe to drink?
Glendive, Montana tap water receives a grade of F (6/100), which is considered failing. 0 contaminant(s) exceed EPA maximum contaminant levels and 178 violation(s) are on record. Residents should consider using an NSF-certified water filter to reduce contaminant exposure.
What contaminants are in Glendive's water?
Of the 31 contaminants tested in Glendive's water supply, the most notable include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 contaminant(s) exceed EPA health goals (MCLGs), which are non-enforceable targets set at levels with no known health risk.
Does Glendive have any water quality violations?
Yes, Glendive has 178 EPA violation(s) on record, with the most recent in 2023. Violation types include Other, MR, MON. 1 of these are health-based violations, which are the most serious category.
Do I need a water filter in Glendive?
Glendive water meets EPA standards, so a filter is not strictly necessary. However, some residents prefer the added security of a water filter. EPA health goals (MCLGs) are stricter than legal limits and are set at levels with zero expected health risk. 1 contaminant(s) exceed these stricter goals.
Where does Glendive's tap water come from?
Glendive's drinking water is sourced from surface water and supplied by GLENDIVE CITY OF and 1 other water system(s). The system serves approximately 6,073 people. Surface water sources include rivers, lakes, and reservoirs.
How often is Glendive's water tested?
Under the Safe Drinking Water Act (SDWA), water utilities are required to regularly test for over 90 contaminants. Testing frequency varies by contaminant — some are tested monthly, others quarterly or annually. Glendive's water systems must report results to the EPA and publish an annual Consumer Confidence Report (CCR). The data on this page reflects the latest available EPA testing data.
How does Glendive's water compare to other cities in Montana?
Glendive's water quality score of 6/100 earns a grade of F, which is considered failing. This is a concerning score that suggests significant water quality issues. Visit our Montana state page to see how all cities in the state compare.
What should I do if I'm concerned about Glendive's water quality?
If you have concerns about Glendive's tap water, consider these steps: (1) Request your utility's annual Consumer Confidence Report for detailed local data. (2) Get your water independently tested through a state-certified laboratory. (3) Consider an NSF-certified water filter rated for the contaminants found in your area. (4) Contact your water utility (GLENDIVE CITY OF) with specific questions. (5) Report water quality issues to your state drinking water program or the EPA Safe Drinking Water Hotline at 800-426-4791.