Susanville
CA

Is Susanville, CA Tap Water Safe to Drink?

Susanville tap water meets federal Safe Drinking Water Act standards but 1 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.

2Water systems
2ZIP codes
50%ZIPs above EPA guideline
Metro areaSusanville, CA
Latest data2024-11-06

Where Does Susanville Get Its Water?

Water in Susanville, CA is provided by 2 public water systems: CITY OF SUSANVILLE and CDCR-HIGH DESERT STATE PRISON.

How Is Susanville Tap Water Treated?

Treated water is disinfected using free chlorine.

What's in Susanville Tap Water?

The following contaminants were detected most frequently in Susanville public water systems. 1 of 2 ZIP codes showed detections above EPA health guidelines.

ContaminantPeak detectedEPA guidelineZIPs detectedStatus
lithium 23.9 µg/L 10 µg/L 1 ZIP Above guideline
PFTrDA 0.007 µg/L 0.007 µg/L 1 ZIP Within guideline
11Cl-PF3OUdS 0.005 µg/L 0 ZIPs Within guideline
HFPO-DA 0.005 µg/L 0 ZIPs Within guideline
PFBA 0.005 µg/L 0 ZIPs Within guideline

Health Risk Profile for Susanville

Based on EPA monitoring data, 1 of 2 ZIP codes in Susanville 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.

Under-sink RO system

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 Susanville Tap Water

Is Susanville tap water safe to drink?

Susanville tap water meets Safe Drinking Water Act requirements but 1 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 Susanville tap water?

The most commonly detected contaminants in Susanville water systems include: lithium, PFTrDA, 11Cl-PF3OUdS. See the ZIP-level reports for exact measurements and EPA guideline comparisons.

Where does Susanville get its drinking water?

Susanville receives water from 2 public water systems, including CITY OF SUSANVILLE.

Do I need a water filter in Susanville?

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 Susanville tap water tested?

Public water systems in Susanville 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 2024-11-06.

Tap water reports by ZIP in Susanville

Water utilities serving Susanville, CA

Service area boundaries are approximate and based on state filings or modeled estimates. Contact your utility to confirm exact service at a specific address.

Modeled boundaries are shown with a dashed outline.

Also covers / overlaps with