Is Watkins, CO tap water safe?
The short answer
Neither of the 2 utilities serving Watkins has a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and Colorado’s records.
Rangeview MD, which serves the most people here, has 3 results above the health goal. The worst: Arsenic 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 Watkins’s ZIP codes, from EPA’s estimates.
- Open report
Rangeview MD
Colorado · serves 2,487 people · under 100 in Watkins
3 results above the health goal. The worst: Arsenic at 2.0 ppb, above the health goal.
No health-based violations since 2016
- Open report
Prairie View Poa
Colorado · serves 175 people · under 100 in Watkins
1 result above the health goal. The worst: Lead at 0.5 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 Rangeview MD’s water, which serves the most people here. Another utility’s report names what handles its own results.
Disclosure: TapBuff earns a commission if you buy through some links on this page. It does not change which standard or filter we name. As an Amazon Associate, TapBuff earns from qualifying purchases. How TapBuff makes money
Countertop reverse osmosis
- IAPMO listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 58NSF/ANSI 401checked Oct. 4, 2026
Certified for: Arsenic, Lead
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: Arsenic, Lead
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: Arsenic, Lead
Water testing near Watkins
The 3 labs Colorado certifies closest to Watkins, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.
SGS North America, Inc. - Denver
Denver, CO · about 13 miles
Certified for nitrate, lead and copper, metals, minerals and other inorganics
Colorado Department of Health & Environment
Denver, CO · about 16 miles
Certified for bacteria
Colorado Analytical Laboratory - Commerce City
Commerce City, CO · about 18 miles
Certified for bacteria, nitrate, lead and copper, metals, minerals and other inorganics, organic chemicals, disinfection byproducts, PFAS, radioactivity
ZIP codes in Watkins
Which ZIP codes are in Watkins: 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 Watkins
Other towns in Adams County with a page of their own.
What to do next
- Read Rangeview MD’s full reportEvery result with its dates, the violations, and the certification claim that handles each finding.Open the report
- Filters for ArsenicRanked by certification and what they cost over five years.The best reverse osmosis systems, ranked
- On a private well?No utility tests a well. A certified lab test is the first step.How to test well water