Is Mead, CO tap water safe?
The short answer
1 of the 8 utilities serving Mead has a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and Colorado’s records: Town of Berthoud.
Little Thompson WD, which serves the most people here, has 1 result above EPA’s new limit, which takes effect in 2029 and 1 result above the health goal. The worst: PFOA at 4.8 ppt, above EPA’s new limit, which takes effect in 2029.
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 Mead’s ZIP codes, from EPA’s estimates.
- Open report
Little Thompson WD
Colorado · serves 25,654 people · about 2,700 in Mead
1 result above EPA’s new limit, which takes effect in 2029 and 1 result above the health goal. The worst: PFOA at 4.8 ppt, above EPA’s new limit, which takes effect in 2029.
No health-based violations since 2016
- Open report
City of Longmont
Colorado · serves 104,178 people · about 1,200 in Mead
1 result above the health goal. The worst: Lead at 1.6 ppb, above the health goal.
No health-based violations since 2016
- Open report
Town of Firestone
Colorado · serves 27,798 people · about 440 in Mead
1 result above the health goal. The worst: Lead at 3.6 ppb, above the health goal.
No health-based violations since 2016
- Open report
Town of Frederick
Colorado · serves 17,173 people · about 220 in Mead
1 result above the health goal. The worst: Lead at 2.9 ppb, above the health goal.
No health-based violations since 2016
- Open report
Left Hand WD
Colorado · serves 20,280 people · about 190 in Mead
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
Town of Berthoud
Colorado · serves 14,211 people · about 190 in Mead
1 result above the health goal. The worst: Lead at 10 ppb, above the health goal.
1 health-based violation since 2016
- Open report
Central Weld Cnty WD
Colorado · serves 7,662 people · about 190 in Mead
1 result above the health goal. The worst: Lead at 6.0 ppb, above the health goal.
No health-based violations since 2016
- Open report
Town of Platteville
Colorado · serves 2,900 people · under 100 in Mead
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 Little Thompson WD’s water, which serves the most people here. Another utility’s report names what handles its own results.
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ZeroWater 10 Cup Pitcher (ZP-010)
Pitcher
- IAPMO listing:NSF/ANSI 42NSF/ANSI 53checked Oct. 4, 2026
Certified for: PFOA, Lead
Aquasana Claryum Direct Connect (AQ-MF-1)
Under-sink carbon
- IAPMO listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 16, 2026
Certified for: PFOA, Lead
Express Water StreamLine Direct Connect System (USC001)
Under-sink carbon
- IAPMO listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 16, 2026
Certified for: PFOA, Lead
Water testing near Mead
The 3 labs Colorado certifies closest to Mead, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.
EAnalytics Laboratory
Loveland, CO · about 16 miles
Certified for bacteria
M.M.S Environmental Laboratories
Fort Collins, CO · about 21 miles
Certified for bacteria
Technology Laboratory, Inc.
Fort Collins, CO · about 21 miles
Certified for nitrate, minerals and other inorganics, organic chemicals
Which ZIP codes are in Mead: 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: CDPHE certified drinking water laboratories; distances from the Census 2020 ZIP code tabulation area gazetteer.
Near Mead
Other towns in Weld County with a page of their own.
What to do next
- Read Little Thompson WD’s full reportEvery result with its dates, the violations, and the certification claim that handles each finding.Open the report
- Filters for PFOARanked by certification and what they cost over five years.The best water filters for PFAS, ranked
- On a private well?No utility tests a well. A certified lab test is the first step.How to test well water