Is Butte-Silver Bow (balance), MT tap water safe?
The short answer
None of the 3 utilities serving Butte-Silver Bow (balance) has a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and Montana’s records.
Butte Silverbow Water Dept, which serves the most people here, has 2 results above the health goal. The worst: Lead at 2.0 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 Butte-Silver Bow (balance)’s ZIP codes, from EPA’s estimates.
- Open report
Butte Silverbow Water Dept
Montana · serves 33,000 people · about 14,900 in Butte-Silver Bow (balance)
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
Anaconda Water Department
Montana · serves 6,750 people · about 670 in Butte-Silver Bow (balance)
2 results above the health goal. The worst: Lead at 8.0 ppb, above the health goal.
No health-based violations since 2016
- Open report
Ramsay Water and Sewer District
Montana · serves 97 people · nearly all in Butte-Silver Bow (balance)
3 results above the health goal. The worst: Arsenic at 6.0 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 Butte Silverbow Water Dept’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 Butte-Silver Bow (balance)
The 3 labs Montana certifies closest to Butte-Silver Bow (balance), in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.
Montana Bureau of Mines and Geology
Butte, MT · about 15 miles
Certified for minerals and other inorganics
MSM Laboratory
Butte, MT · about 15 miles
Certified for bacteria
DPHHS State of Montana Environmental Laboratory
Helena, MT · about 47 miles
Certified for bacteria, minerals and other inorganics, organic chemicals
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 MontanaWhich ZIP codes are in Butte-Silver Bow (balance): 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. Certified labs: Montana Department of Public Health and Human Services, Water Laboratory Certification Program, certified laboratories; distances from the Census 2020 ZIP code tabulation area gazetteer.
Near Butte-Silver Bow (balance)
Towns nearby with a page of their own.
What to do next
- Read Butte Silverbow Water Dept’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