Is Desert Hills, AZ tap water safe?
The short answer
1 of the 3 utilities serving Desert Hills has a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and CDC’s records: Cs Water Company.
City of Lake Havasu, which serves the most people here, has 3 results above the health goal and 1 result above EPA’s health benchmark. The worst: Lithium at 100 ppb, above EPA’s health benchmark. 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 Desert Hills’s ZIP codes, from EPA’s estimates.
- Open report
City of Lake Havasu
Arizona · serves 54,610 people · about 390 in Desert Hills
3 results above the health goal and 1 result above EPA’s health benchmark. The worst: Lithium at 100 ppb, above EPA’s health benchmark.
No health-based violations since 2016
- Open report
Epcor - Lake Havasu
Arizona · serves 4,712 people · under 100 in Desert Hills
1 result above the health goal and 1 result above EPA’s health benchmark. The worst: Lithium at 100 ppb, above EPA’s health benchmark.
No health-based violations since 2016
- Open report
Cs Water Company
Arizona · serves 258 people · lists Desert Hills among the places it serves
1 result above the legal limit and 1 result above the health goal. The worst: Arsenic at 13.2 ppb, above the legal limit.
16 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 Lake Havasu’s water, which serves the most people here. Another utility’s report names what handles its own results.
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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 Desert Hills
The lab Arizona certifies closest to Desert Hills, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.
Mohave Environmental Labs
Bullhead City, AZ · about 39 miles
ZIP codes in Desert Hills
Which ZIP codes are in Desert Hills: 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: Arizona Department of Health Services, Arizona certified commercial drinking water laboratories; distances from the Census 2020 ZIP code tabulation area gazetteer.
Near Desert Hills
Other towns in Mohave County with a page of their own.
What to do next
- Read City of Lake Havasu’s full reportEvery result with its dates, the violations, and the certification claim that handles each finding.Open the report
- About LithiumWhat it does to health, where it comes from, and the certification claim that addresses it.About Lithium
- On a private well?No utility tests a well. A certified lab test is the first step.How to test well water