Is Ak-Chin Village, AZ tap water safe?
The short answer
3 of the 4 utilities serving Ak-Chin Village have a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and CDC’s records: Gw Santa Cruz Water Co, Maricopa Mountain Dwid 1 and AK - Chin Village.
Gw Santa Cruz Water Co, which serves the most people here, has 2 results above the health goal and 1 result above EPA’s health benchmark. The worst: Lithium at 263 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 Ak-Chin Village’s ZIP codes, from EPA’s estimates.
- Open report
Gw Santa Cruz Water Co
Arizona · serves 84,000 people · about 250 in Ak-Chin Village
2 results above the health goal and 1 result above EPA’s health benchmark. The worst: Lithium at 263 ppb, above EPA’s health benchmark.
1 health-based violation since 2016
- Open report
Maricopa Mountain Dwid 1
Arizona · serves 450 people · under 100 in Ak-Chin Village
2 results above the legal limit and 1 result above the health goal. The worst: Nitrate at 15.8 ppm, above the legal limit.
34 health-based violations since 2016
- Open report
Maricopa Mountain Dwid 2
Arizona · serves 120 people · under 100 in Ak-Chin Village
1 result above the health goal. The worst: Arsenic at 7.3 ppb, above the health goal.
No health-based violations since 2016
- Open report
AK - Chin Village
Arizona · serves 11,646 people · lists Ak-Chin Village among the places it serves
1 result above the limit’s level with no violation recorded, 3 results above the health goal and 1 result above EPA’s health benchmark. The worst: Chromium (total) at 350 ppb, above the limit’s level, no violation.
3 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 Gw Santa Cruz Water Co’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
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
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
Water testing near Ak-Chin Village
The 3 labs Arizona certifies closest to Ak-Chin Village, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.
Radiation Safety Engineering, Inc.
Chandler, AZ · about 26 miles
AnalysisNow! Inc.
Chandler, AZ · about 26 miles
AGAT Laboratories
Tempe, AZ · about 30 miles
ZIP codes in Ak-Chin Village
Which ZIP codes are in Ak-Chin Village: 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 Ak-Chin Village
Other towns in Maricopa County with a page of their own.
What to do next
- Read Gw Santa Cruz Water Co’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