Is Fort Lupton, CO tap water safe?
The short answer
2 of the 6 utilities serving Fort Lupton have a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and Colorado’s records: City of Ft Lupton and Fox Hill Water Association Inc.
City of Ft Lupton, which serves the most people here, has 1 result above the health goal. The worst: Lead at 4.0 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 Fort Lupton’s ZIP codes, from EPA’s estimates.
- Open report
City of Ft Lupton
Colorado · serves 12,099 people · about 710 in Fort Lupton
1 result above the health goal. The worst: Lead at 4.0 ppb, above the health goal.
14 health-based violations since 2016
- Open report
Aristocrat Ranchette Water Project
Colorado · serves 1,715 people · about 160 in Fort Lupton
Nothing in its records is above a health goal.
No health-based violations since 2016
- Open report
Central Weld Cnty WD
Colorado · serves 7,662 people · about 110 in Fort Lupton
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
Wattenberg Improvement Assoc
Colorado · serves 350 people · under 100 in Fort Lupton
2 results above the health goal. The worst: Nitrate at 12.7 ppm, above the health goal.
No health-based violations since 2016
- Open report
Fox Hill Water Association Inc
Colorado · serves 44 people · under 100 in Fort Lupton
1 result above the health goal. The worst: Lead at 1.0 ppb, above the health goal.
1 health-based violation since 2016
- Open report
Copper Key Village MHP
Colorado · serves 260 people · based in Fort Lupton
Nothing in its records is above a health goal. Hardness: soft, typically 28 mg/L (1.6 grains per gallon).
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 City of Ft Lupton’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 Fort Lupton
The 3 labs Colorado certifies closest to Fort Lupton, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.
Colorado Analytical Laboratory - Commerce City
Commerce City, CO · about 16 miles
Certified for bacteria, nitrate, lead and copper, metals, minerals and other inorganics, organic chemicals, disinfection byproducts, PFAS, radioactivity
Murray-Brown Laboratories, LLC.
Northglenn, CO · about 16 miles
Certified for bacteria
SGS North America, Inc. - Denver
Denver, CO · about 22 miles
Certified for nitrate, lead and copper, metals, minerals and other inorganics
ZIP codes in Fort Lupton
Which ZIP codes are in Fort Lupton: 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 Fort Lupton
Other towns in Weld County with a page of their own.
What to do next
- Read City of Ft Lupton’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