Is Lower Santan Village, AZ tap water safe?
The short answer
3 of the 3 utilities serving Lower Santan 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: City of Chandler, Gric DPW Sacaton and Pima Utilities.
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 Lower Santan Village’s ZIP codes, from EPA’s estimates.
- Open report
City of Chandler
Arizona · serves 247,328 people · about 220 in Lower Santan Village
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
Gric DPW Sacaton
Arizona · serves 5,307 people · about 180 in Lower Santan Village
3 results above the health goal and 1 result above EPA’s health benchmark. The worst: Lithium at 150 ppb, above EPA’s health benchmark.
1 health-based violation since 2016
- Open report
Pima Utilities
Arizona · serves 20,000 people · about 140 in Lower Santan Village
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
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 Lower Santan Village
The 3 labs Arizona certifies closest to Lower Santan 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 8 miles
AnalysisNow! Inc.
Chandler, AZ · about 8 miles
AGAT Laboratories
Tempe, AZ · about 16 miles
Which ZIP codes are in Lower Santan 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 Lower Santan Village
Other towns in Pinal 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