Is Green Valley, AZ Tap Water Safe to Drink?
Green Valley tap water meets federal Safe Drinking Water Act standards but 2 of 2 ZIP codes show detections above EPA health guidelines, primarily for lithium. A certified filter is recommended for households that want an additional layer of protection.
Where Does Green Valley Get Its Water?
Water in Green Valley, AZ is provided by 6 public water systems: COMMUNITY WC OF GREEN VALLEY, GREEN VALLEY DWID, FARMERS WATER CO CONTINENTAL, FARMERS WATER CO SANTA RITA SPRINGS, LAS QUINTAS SERENAS WATER COMPANY and QUAIL CREEK WATER COMPANY.
How Is Green Valley Tap Water Treated?
Treated water is disinfected using free chlorine. Treatment includes groundwater disinfection, in-line filtration and post-ozone biofiltration.
What's in Green Valley Tap Water?
The following contaminants were detected most frequently in Green Valley public water systems. 2 of 2 ZIP codes showed detections above EPA health guidelines.
| Contaminant | Peak detected | EPA guideline | ZIPs detected | Status |
|---|---|---|---|---|
| lithium | 166 µg/L | 10 µg/L | 2 ZIPs | Above guideline |
| PFTrDA | 0.007 µg/L | — | 0 ZIPs | Within guideline |
| 6:2 FTS | 0.005 µg/L | — | 0 ZIPs | Within guideline |
| 11Cl-PF3OUdS | 0.005 µg/L | — | 0 ZIPs | Within guideline |
| 8:2 FTS | 0.005 µg/L | — | 0 ZIPs | Within guideline |
Health Risk Profile for Green Valley
Based on EPA monitoring data, 2 of 2 ZIP codes in Green Valley have recorded detections above EPA health guidelines. Sensitive populations such as infants, pregnant individuals, and those with weakened immune systems may benefit from an additional layer of protection such as a certified point-of-use filter.
Best Broad-Spectrum Filters for This Water Profile
This city profile includes PFAS detections, chlorine disinfection, and other dissolved contaminants. Reverse osmosis (RO) systems certified under NSF/ANSI 58 provide broad reduction coverage; for PFAS specifically, confirm NSF/ANSI P473 or equivalent PFAS reduction certification.
8-stage tankless RO system certified to NSF/ANSI 58, reduces 1,000+ contaminants including PFAS, lead, arsenic, fluoride, and nitrates.
See recommendations matched to your exact address: choose your ZIP code below.
Frequently Asked Questions about Green Valley Tap Water
Is Green Valley tap water safe to drink?
Green Valley tap water meets Safe Drinking Water Act requirements but 2 of 2 ZIP codes show contaminant levels above EPA health-based guidelines. A certified point-of-use filter adds an extra layer of protection.
What contaminants are in Green Valley tap water?
The most commonly detected contaminants in Green Valley water systems include: lithium, PFTrDA, 6:2 FTS. See the ZIP-level reports for exact measurements and EPA guideline comparisons.
Where does Green Valley get its drinking water?
Green Valley receives water from 6 public water systems, including COMMUNITY WC OF GREEN VALLEY.
Do I need a water filter in Green Valley?
If your ZIP code is among those with detections above EPA health guidelines, choose a filter certified for the specific contaminants shown in your ZIP report. Reverse osmosis is generally the broadest option for PFAS, lithium, and many other dissolved contaminants.
How often is Green Valley tap water tested?
Public water systems in Green Valley are required by the EPA to test for regulated contaminants on schedules ranging from daily (for microbials and disinfectants) to annual or triennial (for many chemical contaminants). Results are published in annual Consumer Confidence Reports (CCRs). The data on this page reflects the most recent available EPA monitoring results, with the latest sample date of 2025-05-06.
Tap water reports by ZIP in Green Valley
- 85614 - Tucson CCD, Green Valley tap water report Higher concern
- 85622 - Arivaca CCD, Green Valley tap water report Higher concern
Water utilities serving Green Valley, AZ
Service area boundaries are approximate and based on state filings or modeled estimates. Contact your utility to confirm exact service at a specific address.
- COMMUNITY WC OF GREEN VALLEYAction advised
- GREEN VALLEY DWIDAction advised
Also covers / overlaps with
- Arivaca CCD, AZ · Township
- Patagonia CCD, AZ · Township
- Sahuarita, AZ
- Tucson CCD, AZ · Township