Is Chandler, AZ tap water safe?
The short answer
4 of the 7 utilities serving Chandler have a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and CDC’s records: City of Chandler, Pima Utilities, Peekaboo Water Coop and 1 more.
City of Chandler, 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 305 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 Chandler’s ZIP codes, from EPA’s estimates.
- Open report
City of Chandler
Arizona · serves 247,328 people · about 214,900 in Chandler
3 results above the health goal and 1 result above EPA’s health benchmark. The worst: Lithium at 305 ppb, above EPA’s health benchmark.
1 health-based violation since 2016
- Open report
Pima Utilities
Arizona · serves 20,000 people · about 3,200 in Chandler
2 results above the health goal and 1 result above EPA’s health benchmark. The worst: Lithium at 381 ppb, above EPA’s health benchmark.
2 health-based violations since 2016
- Open report
The Oaks Mobile Home Park
Arizona · serves 180 people · nearly all in Chandler
2 results above the health goal. The worst: Arsenic at 1.0 ppb, above the health goal.
No health-based violations since 2016
- Open report
Gilbert Rigg Well Coop
Arizona · serves 95 people · under 100 in Chandler
1 result above the health goal. The worst: Arsenic at 3.4 ppb, above the health goal.
No health-based violations since 2016
- Open report
Chandler Heights Citrus Irrigation Dist
Arizona · serves 2,620 people · lists Chandler among the places it serves
2 results above the health goal. The worst: Arsenic at 4.9 ppb, above the health goal.
No health-based violations since 2016
- Open report
Peekaboo Water Coop
Arizona · serves 100 people · lists Chandler among the places it serves
1 result above the health goal. The worst: Arsenic at 8.8 ppb, above the health goal.
2 health-based violations since 2016
- Open report
Greenfield Ranchettes
Arizona · serves 53 people · lists Chandler among the places it serves
1 result above the legal limit and 1 result above the health goal. The worst: Arsenic at 9.3 ppb, above the legal limit.
6 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 Chandler’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 Chandler
The 3 labs Arizona certifies closest to Chandler, 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 · under a mile
AnalysisNow! Inc.
Chandler, AZ · under a mile
AGAT Laboratories
Tempe, AZ · about 9 miles
Which ZIP codes are in Chandler: 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 Chandler
Other towns in Maricopa County with a page of their own.
What to do next
- Read City of Chandler’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