Is Portsmouth, VA Tap Water Safe to Drink?
Portsmouth, VA tap water currently meets EPA health guidelines across all monitored ZIP codes in this dataset. Contaminants including lithium have been detected at or below guideline thresholds.
Where Does Portsmouth Get Its Water?
Water in Portsmouth, VA is provided by 3 public water systems: PORTSMOUTH, CITY OF, NSA HAMPTON ROADS, PORTSMOUTH ANNEX and NORFOLK NAVAL SHIPYARD.
How Is Portsmouth Tap Water Treated?
Treated water is disinfected using free chlorine. Treatment includes conventional treatment (coagulation, flocculation, and filtration) and post-ozone biofiltration.
What's in Portsmouth Tap Water?
The following contaminants were detected most frequently in Portsmouth public water systems. All detected levels fall at or below EPA health guidelines in this dataset.
| Contaminant | Peak detected | EPA guideline | ZIPs detected | Status |
|---|---|---|---|---|
| lithium | 9 µg/L | — | 0 ZIPs | Within guideline |
| PFTrDA | 0.007 µg/L | — | 0 ZIPs | Within guideline |
| HFPO-DA | 0.005 µg/L | — | 0 ZIPs | Within guideline |
| 11Cl-PF3OUdS | 0.005 µg/L | — | 0 ZIPs | Within guideline |
| PFBA | 0.005 µg/L | — | 0 ZIPs | Within guideline |
Health Risk Profile for Portsmouth
Current EPA monitoring data for Portsmouth shows contaminant levels within guideline thresholds across all ZIP codes in this dataset. As with all public water systems, sensitive populations may choose to use a certified filter for additional peace of mind.
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 Portsmouth Tap Water
Is Portsmouth tap water safe to drink?
Portsmouth tap water currently meets EPA health guidelines across all monitored ZIP codes in this dataset. Sensitive populations may still choose to use a certified filter as a precaution.
What contaminants are in Portsmouth tap water?
The most commonly detected contaminants in Portsmouth water systems include: lithium, PFTrDA, HFPO-DA. See the ZIP-level reports for exact measurements and EPA guideline comparisons.
Where does Portsmouth get its drinking water?
Portsmouth receives water from 3 public water systems, including PORTSMOUTH, CITY OF.
Do I need a water filter in Portsmouth?
Current data does not show guideline exceedances in Portsmouth. A certified filter can still reduce trace contaminants and improve taste for households that prefer filtered water.
How often is Portsmouth tap water tested?
Public water systems in Portsmouth 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 2025-11-17.
Tap water reports by ZIP in Portsmouth
- 23701 - Manor View, Portsmouth tap water report Some concern
- 23702 - Norport Homes, Portsmouth tap water report Some concern
- 23703 - Edgewood Park, Portsmouth tap water report Some concern
- 23704 - Norport Homes, Portsmouth tap water report Some concern
- 23705 - Portsmouth tap water report Some concern
- 23707 - West Park Manor, Portsmouth tap water report Some concern
- 23708 - Swanson Homes, Portsmouth tap water report Some concern
- 23709 - Brandon Square, Portsmouth tap water report Some concern
Water utilities serving Portsmouth, VA
Service area boundaries are approximate and based on state filings or modeled estimates. Contact your utility to confirm exact service at a specific address.
- NORFOLK, CITY OFSome concern
- PORTSMOUTH, CITY OFSome concern
- CITY OF CHESAPEAKE - WESTERN BRANCH SYSLooks OK