Tap Water Quality in Pullman, Washington (ZIP 99163)
Serving Pullman, Washington
Is the Tap Water Safe in Pullman, Washington?
Tap water in Pullman, Washington (ZIP 99163) has 4 contaminants above EPA health-based guidelines (MCLGs) in at least one of the 1 city served. We recommend reviewing detailed city reports below and considering a certified water filter for additional protection.
ZIP 99163 is served by 2 water utilities providing water to Pullman. Water quality varies by utility and city. Click on the cities below to see detailed reports for your specific area.
How does Washington water quality rank nationally? →Get your water tested in Washington →
Water Quality Report for ZIP 99163
3 contaminants above EPA health guidelines
These levels represent the worst case across all cities in this ZIP code. Check individual city reports for specific details.
Found in Pullman
Found in Pullman
Found in Pullman
Water Utilities Serving ZIP 99163
WASHINGTON STATE UNIVERSITY
25,824
Not available
Water Source:
Groundwater
Contaminants Tested:
120
PULLMAN WATER DEPARTMENT CITY OF
29,690
Not available
Water Source:
Groundwater
Contaminants Tested:
118
Your Water Quality Can Change
New EPA violations, contaminant spikes, and filter recommendations for your area — we'll email you when it matters.
Free forever. Unsubscribe anytime. We never share your email.
Best Water Filters for Pullman (ZIP 99163)
Based on the contaminants found in your area, we recommend NSF-certified water filters that can remove the specific contaminants above health guidelines.
Filter guides for the contaminants detected here:
Browse filters certified to remove Lead
See every filter in our database independently certified to reduce Lead, with the NSF/ANSI standard behind each listing — consumer brands shown first, no marketing spin.
Browse filters certified for LeadFrequently Asked Questions about Pullman Tap Water
Is the tap water safe in Pullman, Washington (ZIP 99163)?
Which water utilities serve ZIP code 99163?
How do I pay my water bill in Pullman (ZIP 99163)?
What contaminants are in Pullman water (ZIP 99163)?
Should I use a water filter in Pullman (ZIP 99163)?
What cities are in ZIP code 99163?
How we built this page
Water-quality data on this page comes from public federal and state records for the 2 utilityies serving ZIP 99163. We refresh each utility's record whenever its underlying source publishes new data.
- Contaminants & violations: EPA Safe Drinking Water Information System (SDWIS) plus the Unregulated Contaminant Monitoring Rule (UCMR-5) for PFAS and emerging contaminants.
- Annual reports: the most recent published Consumer Confidence Report (CCR) from each utility serving this ZIP, where available.
- Service area & contact: EPA SDWIS plus the Washington Department of Environmental Protection / Drinking Water program.
Spotted a data issue? Use the Spotted something off? link at the bottom of the page — corrections feed back into the next data refresh. Learn more about TapWaterData.
Spotted something off on this page?
Residents keep our data honest.
Stay Informed About Your Water Quality
Get EPA reports, filter recommendations, and safety alerts for your area.
Join 10,000+ people protecting their families. Unsubscribe anytime.