F0/100
Sahuarita Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 26,865 residents · Arizona
What's In Sahuarita's Tap Water?
66
Contaminants Tested
0
Exceed EPA Limits
0
Above EPA Goals
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2017.
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
GREEN VALLEY DWID
Population Served
8,687
Water Source
Groundwater
System ID
AZ0410157
SAHUARITA WATER COMPANY
Population Served
18,178
Water Source
Groundwater
System ID
AZ0410312
Frequently Asked Questions About Sahuarita Water
Is Sahuarita tap water safe to drink?
Sahuarita, Arizona tap water receives a grade of F (0/100), which is considered failing. 0 contaminant(s) exceed EPA maximum contaminant levels and 207 violation(s) are on record. Residents should consider using an NSF-certified water filter to reduce contaminant exposure.
What contaminants are in Sahuarita's water?
66 contaminants were tested in Sahuarita's water supply. No contaminants exceed EPA legal limits (MCLs) or health goals (MCLGs), which is a positive indicator of water quality.
Does Sahuarita have any water quality violations?
Yes, Sahuarita has 207 EPA violation(s) on record, with the most recent in 2024. Violation types include MR, Other, RPT. 2 of these are health-based violations, which are the most serious category.
Do I need a water filter in Sahuarita?
Sahuarita 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. All contaminants are within health goals.
Where does Sahuarita's tap water come from?
Sahuarita's drinking water is sourced from groundwater and supplied by GREEN VALLEY DWID and 1 other water system(s). The system serves approximately 26,865 people. Groundwater is pumped from underground aquifers, which often provides natural filtration.
How often is Sahuarita'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. Sahuarita'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 Sahuarita's water compare to other cities in Arizona?
Sahuarita's water quality score of 0/100 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 Sahuarita's water quality?
If you have concerns about Sahuarita'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 (GREEN VALLEY DWID) 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.