Is Lolo, MT tap water safe?
The short answer
None of the 7 utilities serving Lolo has a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and Montana’s records.
Lolo Water and Sewer Dist, 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.
The water from Lolo Water and Sewer Dist is very hard, typically 196 mg/L (11.5 grains per gallon). How Montana’s water compares.
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 Lolo’s ZIP codes, from EPA’s estimates.
- Open report
Lolo Water and Sewer Dist
Montana · serves 3,315 people · under 100 in Lolo
2 results above the health goal. The worst: Lead at 2.0 ppb, above the health goal. Hardness: very hard, typically 196 mg/L (11.5 grains per gallon).
No health-based violations since 2016
- Open report
Missoula Water
Montana · serves 68,200 people · under 100 in Lolo
3 results above the health goal and 1 result above EPA’s health benchmark. The worst: Lithium at 15 ppb, above EPA’s health benchmark. Hardness: moderately hard to very hard depending on the source, 109 to 224 mg/L (6.4 to 13.1 grains per gallon).
No health-based violations since 2016
- Open report
Shelby Addition Water District
Montana · serves 145 people · under 100 in Lolo
3 results above the health goal. The worst: Arsenic at 3.0 ppb, above the health goal.
No health-based violations since 2016
- Open report
Branco Court
Montana · serves 37 people · under 100 in Lolo
Nothing in its records is above a health goal.
No health-based violations since 2016
- Open report
Valley West Trailer Court
Montana · serves 115 people · under 100 in Lolo
1 result above the health goal. The worst: Lead at 1.0 ppb, above the health goal.
No health-based violations since 2016
- Open report
Bitterroot Gateway Mb Pk Lolo
Montana · serves 130 people · under 100 in Lolo
Nothing in its records is above a health goal.
No health-based violations since 2016
- Open report
Valley Grove Water Users Association
Montana · serves 30 people · lists Lolo among the places it serves
2 results above the health goal. The worst: Lead at 2.0 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 Lolo Water and Sewer Dist’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 Lolo
The 3 labs Montana certifies closest to Lolo, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.
Water Technologies Laboratory
Missoula, MT · about 17 miles
Certified for bacteria
RD Water Lab, LLC
Missoula, MT · about 18 miles
Certified for bacteria
Missoula CCHD Water Lab
Missoula, MT · about 22 miles
Certified for bacteria
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 Lolo: 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 Lolo
Other towns in Missoula County with a page of their own.
What to do next
- Read Lolo Water and Sewer Dist’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