Is Glendive, MT tap water safe?
The short answer
4 of the 9 utilities serving Glendive have a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and Montana’s records: Whispering Trees Mobile Park, I 94 Mobile Home Park, Pinnacle Estates of Glendive and 1 more.
City of Glendive, which serves the most people here, has 2 results above the health goal and 1 result above EPA’s health benchmark. The worst: Lithium at 42.6 ppb, above EPA’s health benchmark. Health goals are stricter than legal limits and are not enforced.
A town can be served by more than one utility, and some homes are on private wells. The name on your water bill tells you which is yours, and your ZIP code narrows it down. They are listed by how many people each serves in Glendive’s ZIP codes, from EPA’s estimates.
- Open report
City of Glendive
Montana · serves 4,873 people · under 100 in Glendive
2 results above the health goal and 1 result above EPA’s health benchmark. The worst: Lithium at 42.6 ppb, above EPA’s health benchmark.
No health-based violations since 2016
- Open report
Forest Park Water Rsid 24
Montana · serves 1,200 people · under 100 in Glendive
3 results above the health goal. The worst: Lead at 3.0 ppb, above the health goal.
No health-based violations since 2016
- Open report
Highland Park Utilities Assn
Montana · serves 500 people · under 100 in Glendive
2 results above the health goal. The worst: Lead at 2.0 ppb, above the health goal.
No health-based violations since 2016
- Open report
Whispering Trees Mobile Park
Montana · serves 100 people · under 100 in Glendive
3 results above the health goal. The worst: Arsenic at 1.0 ppb, above the health goal.
1 health-based violation since 2016
- Open report
Casitas del Rio
Montana · serves 216 people · lists Glendive among the places it serves
1 result above the limit’s level with no violation recorded. The worst: Total trihalomethanes (TTHM) at 98 ppb, above the limit’s level, no violation.
No health-based violations since 2016
- Open report
Casitas del Mesa MHP
Montana · serves 180 people · lists Glendive among the places it serves
3 results above the health goal. The worst: Arsenic at 1.1 ppb, above the health goal.
No health-based violations since 2016
- Open report
I 94 Mobile Home Park
Montana · serves 90 people · lists Glendive among the places it serves
3 results above the health goal. The worst: Lead at 5.0 ppb, above the health goal.
1 health-based violation since 2016
- Open report
Pinnacle Estates of Glendive
Montana · serves 50 people · lists Glendive among the places it serves
1 result above the legal limit and 2 results above the health goal. The worst: Total trihalomethanes (TTHM) at 117 ppb, above the legal limit.
6 health-based violations since 2016
- Open report
Rainbow Estates
Montana · serves 30 people · lists Glendive among the places it serves
1 result above the limit’s level with no violation recorded and 1 result above the health goal. The worst: Fluoride at 4.1 ppm, above the limit’s level, no violation.
3 health-based violations since 2016
What handles it
Each of these is certified, on a certifier’s listing, for a result above a line in City of Glendive’s water, which serves the most people here. Another utility’s report names what handles its own results.
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Aquasana SmartFlow Reverse Osmosis (AQ-SFRO2)
Under-sink reverse osmosis
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 58NSF/ANSI 401checked Oct. 9, 2026
Certified for: Lead, Arsenic
Brondell Capella RC250 Reverse Osmosis System
Under-sink reverse osmosis
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 58NSF/ANSI 401checked Oct. 9, 2026
Certified for: Lead, Arsenic
Water testing near Glendive
No lab Montana certifies is within 75 miles of Glendive on the state’s list. Some take samples by mail; the state’s page lists them all.
Montana State Environmental Laboratory: Private well testing packages for bacteria, metals, nutrients, anions, organic chemicals and more, open to the public. Samples can be mailed, sent by the lab's free courier, or dropped off at the lab. Environmental Laboratory, Montana Department of Public Health and Human Services.
All 36 certified labs for MontanaZIP codes in Glendive
Which ZIP codes are in Glendive: Census 2020 relationship files. Which utilities serve them, and how many people: EPA SDWIS and EPA’s service area map. Each utility’s results: EPA UCMR 5, EPA SDWIS, and EPA’s and the state’s compliance monitoring, as its report lists them. How they are measured: methodology.
What to do next
- Read City of Glendive’s full reportEvery result with its dates, the violations, and the certification claim that handles each finding.Open the report
- About LithiumWhat it does to health, where it comes from, and the certification claim that addresses it.About Lithium
- On a private well?No utility tests a well. A certified lab test is the first step.How to test well water