Is Naples, UT tap water safe?
The short answer
1 of the 2 utilities serving Naples has a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and Utah’s records: Ashley Valley Water and Sewer ID.
Ashley Valley Water and Sewer ID, which serves the most people here, has 2 results above the health goal. The worst: Lead at 7.1 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 Naples’s ZIP codes, from EPA’s estimates.
- Open report
Ashley Valley Water and Sewer ID
Utah · serves 13,835 people · under 100 in Naples
2 results above the health goal. The worst: Lead at 7.1 ppb, above the health goal.
1 health-based violation since 2016
- Open report
Vernal City Water System
Utah · serves 10,000 people · under 100 in Naples
1 result above the health goal. The worst: Lead at 0.7 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 Ashley Valley Water and Sewer ID’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 Naples
The lab Utah certifies closest to Naples, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.
TriCounty Health Department Environmental Laboratory
Vernal, UT · about 12 miles
Certified for bacteria, nitrate
ZIP codes in Naples
Which ZIP codes are in Naples: 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: Utah Department of Environmental Quality, Division of Drinking Water, certified laboratories; distances from the Census 2020 ZIP code tabulation area gazetteer.
Near Naples
Towns nearby with a page of their own.
What to do next
- Read Ashley Valley Water and Sewer ID’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