Is Sunburst, MT tap water safe?
The short answer
None of the 3 utilities serving Sunburst has a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and Montana’s records.
Town of Sunburst, which serves the most people here, has 2 results above the health goal. The worst: Lead at 1.0 ppb, above the health goal. 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 Sunburst’s ZIP codes, from EPA’s estimates.
- Open report
Town of Sunburst
Montana · serves 459 people · under 100 in Sunburst
2 results above the health goal. The worst: Lead at 1.0 ppb, above the health goal.
No health-based violations since 2016
- Open report
Rimrock Colony
Montana · serves 124 people · under 100 in Sunburst
1 result above the health goal. The worst: Uranium at 3.0 ppb, above the health goal.
No health-based violations since 2016
- Open report
Nine Mile Co Water and Sewer District
Montana · serves 90 people · based in Sunburst
1 result above the health goal. The worst: Lead at 1.0 ppb, above the health goal.
No 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 Town of Sunburst’s water, which serves the most people here. Another utility’s report names what handles its own results.
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Brita Tahoe Pitcher with Elite Filter (OB60, OB06)
Pitcher
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 13, 2026
- IAPMO listing:NSF/ANSI 53checked Oct. 13, 2026
Certified for: Lead
Brita Everyday Pitcher with Elite Filter (OB46, OB06)
Pitcher
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 13, 2026
Certified for: Lead
PUR PLUS 11-Cup Pitcher (PPT111W)
Pitcher
- NSF listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 4, 2026
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 4, 2026
- IAPMO listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 4, 2026
Certified for: Lead
Water testing near Sunburst
No lab Montana certifies is within 75 miles of Sunburst 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 Sunburst
Which ZIP codes are in Sunburst: 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.
Near Sunburst
Towns nearby with a page of their own.
What to do next
- Read Town of Sunburst’s full reportEvery result with its dates, the violations, and the certification claim that handles each finding.Open the report
- Filters for LeadRanked by certification and what they cost over five years.The best water filters for lead, ranked
- On a private well?No utility tests a well. A certified lab test is the first step.How to test well water