F2/100
Sacaton Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 33,271 residents · Arizona
What's In Sacaton's Tap Water?
39
Contaminants Tested
0
Exceed EPA Limits
1
Above EPA Goals
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | < 0.001 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
3
Violations (last 5yr)
1
Unresolved
1
Health-Related
TIER 2Unresolved
Treatment technique violation
When: October 17, 2024Rule: Ground Water RuleEnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 3Resolved
Monitoring / Reporting Violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: August 25, 2023 – May 16, 2024Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved
Exceeded the MCL for disinfection byproducts
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: January 1, 2023 – March 31, 2023Enforcement: Resolving — corrective action underway
Understanding violation severity
Tier 1Urgent health risk. Utility must notify all customers within 24 hours.Tier 2Important health or treatment issue. Customers notified within 30 days.Tier 3Administrative or monitoring issue. Reported in the annual water quality report.
Source: EPA Safe Drinking Water Information System (SDWIS) · Updated quarterly
Water Utility Details
GRIC DPW Sacaton
Population Served
5,307
Water Source
Groundwater
System ID
090400047
GRIC DPW Casa Blanca_Bapchule
Population Served
2,603
Water Source
Groundwater
System ID
090400092
GRIC DPW Stotonic
Population Served
2,566
Water Source
Purchased Groundwater
System ID
090400096
GRIC DPW Wild Horse Pass
Population Served
22,795
Water Source
Groundwater
System ID
090400692
Frequently Asked Questions About Sacaton Water
Is Sacaton tap water safe to drink?
Sacaton, Arizona tap water receives a grade of F (2/100), which is considered failing. 0 contaminant(s) exceed EPA maximum contaminant levels and 220 violation(s) are on record. Residents should consider using an NSF-certified water filter to reduce contaminant exposure.
What contaminants are in Sacaton's water?
Of the 57 contaminants tested in Sacaton's water supply, the most notable include Lead (90th percentile), strontium. No contaminants exceed EPA legal limits. 2 contaminant(s) exceed EPA health goals (MCLGs), which are non-enforceable targets set at levels with no known health risk.
Does Sacaton have any water quality violations?
Yes, Sacaton has 220 EPA violation(s) on record, with the most recent in 2024. Violation types include TT, RPT, MR. 44 of these are health-based violations, which are the most serious category.
Do I need a water filter in Sacaton?
Sacaton water meets EPA standards, so a filter is not strictly necessary. However, some residents prefer the added security of a water filter. EPA health goals (MCLGs) are stricter than legal limits and are set at levels with zero expected health risk. 2 contaminant(s) exceed these stricter goals.
Where does Sacaton's tap water come from?
Sacaton's drinking water is sourced from groundwater and supplied by GRIC DPW Sacaton and 3 other water system(s). The system serves approximately 33,271 people. Groundwater is pumped from underground aquifers, which often provides natural filtration.
How often is Sacaton's water tested?
Under the Safe Drinking Water Act (SDWA), water utilities are required to regularly test for over 90 contaminants. Testing frequency varies by contaminant — some are tested monthly, others quarterly or annually. Sacaton's water systems must report results to the EPA and publish an annual Consumer Confidence Report (CCR). The data on this page reflects the latest available EPA testing data.
How does Sacaton's water compare to other cities in Arizona?
Sacaton's water quality score of 2/100 earns a grade of F, which is considered failing. This is a concerning score that suggests significant water quality issues. Visit our Arizona state page to see how all cities in the state compare.
What should I do if I'm concerned about Sacaton's water quality?
If you have concerns about Sacaton's tap water, consider these steps: (1) Request your utility's annual Consumer Confidence Report for detailed local data. (2) Get your water independently tested through a state-certified laboratory. (3) Consider an NSF-certified water filter rated for the contaminants found in your area. (4) Contact your water utility (GRIC DPW Sacaton) with specific questions. (5) Report water quality issues to your state drinking water program or the EPA Safe Drinking Water Hotline at 800-426-4791.