Is Prescott, AZ Tap Water Safe to Drink?
Prescott tap water meets federal Safe Drinking Water Act standards but 3 of 5 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 Prescott Get Its Water?
Water in Prescott, AZ is provided by 3 public water systems: PRESCOTT CITY OF, PONDEROSA PARK DWID and Yavapai Apache - Cliff Castle.
How Is Prescott Tap Water Treated?
Treated water is disinfected using free chlorine. Treatment includes groundwater disinfection.
What's in Prescott Tap Water?
The following contaminants were detected most frequently in Prescott public water systems. 3 of 5 ZIP codes showed detections above EPA health guidelines.
| Contaminant | Peak detected | EPA guideline | ZIPs detected | Status |
|---|---|---|---|---|
| lithium | 36 µg/L | 10 µg/L | 3 ZIPs | Above guideline |
| PFBS | 0.024 µg/L | — | 1 ZIP | Within guideline |
| PFTrDA | 0.007 µg/L | — | 0 ZIPs | Within guideline |
| PFOA | 0.007 µg/L | — | 1 ZIP | Within guideline |
| PFHxA | 0.0065 µg/L | — | 1 ZIP | Within guideline |
Health Risk Profile for Prescott
Based on EPA monitoring data, 3 of 5 ZIP codes in Prescott 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 Prescott Tap Water
Is Prescott tap water safe to drink?
Prescott tap water meets Safe Drinking Water Act requirements but 3 of 5 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 Prescott tap water?
The most commonly detected contaminants in Prescott water systems include: lithium, PFBS, PFTrDA. See the ZIP-level reports for exact measurements and EPA guideline comparisons.
Where does Prescott get its drinking water?
Prescott receives water from 3 public water systems, including PRESCOTT CITY OF.
Do I need a water filter in Prescott?
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 Prescott tap water tested?
Public water systems in Prescott 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 2025-08-05.
Tap water reports by ZIP in Prescott
- 86301 - Prescott CCD, Prescott tap water report Higher concern
- 86302 - Prescott tap water report No recent data
- 86303 - Prescott Valley, Prescott tap water report Higher concern
- 86304 - Prescott tap water report No recent data
- 86313 - Prescott CCD, Prescott tap water report Higher concern
Water utilities serving Prescott, 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.
- PONDEROSA PARK DWIDAction advised
- PRESCOTT CITY OFAction advised
- LYNX LAKE CAMPGROUND (WQP)No recent federal sampling
Also covers / overlaps with
- Prescott CCD, AZ · Township
- Prescott Valley, AZ