Apr 15, 2026 · 7 min read
PFAS "Forever Chemicals" in US Drinking Water: 2026 Update
PFAS contamination affects an estimated 200 million Americans. Here's what the latest EPA enforcement means for your tap water.
ZIP Code 99588 Water Quality
Alaska · 700 people served · 7 water systems
B
GoodZIP code 99588 is in Alaska and is a rural community from a drinking-water-service perspective, with 700 people served by 7 EPA-registered public water systems. It corresponds to GLENNALLEN.
Within ZIP code 99588, the EPA Safe Drinking Water Information System (SDWIS) records 2 health-based violations during the past five years across 7 water systems serving this postal area. The grade of B reflects the aggregate compliance pattern, not the current daily water quality.
Last updated: 2026-05-18 · Source: EPA SDWIS
ZIP Code Location
Loading map...
Cities in ZIP 99588
Water Systems Serving 99588
CRBRHA CHITINA HUD HOUSING
PWSID: AK2299001
50 served
MENTASTA WASHETERIA/14 PLEX
PWSID: AK2381498
90 served
ALASKA BIBLE COLLEGE
PWSID: AK2292099
50 served
TEZDLENDE ESTATES AND WATERING POINT
PWSID: AK2291279
75 served
CRBRHA MCKINLEY BLDG WATER SUPPLY
PWSID: AK2292186
30 served
GLENNALLEN WATER WORKS
PWSID: AK2291499
365 served
CRNA WATER HAUL TRUCK
PWSID: AK2299027
40 served
About ZIP-code water data
Postal-code level water quality data is built up from the underlying water systems — multiple ZIPs may share a single utility, and a single ZIP can span multiple utilities. For property-level information, contact the specific utility serving your address. EPA data on this page was last refreshed on 2026-05-18.
From the Blog
Photo by Bluewater Sweden on Unsplash
Mar 22, 2026 · 6 min read
How to Read Your Annual Water Quality Report (CCR)
Your water utility is legally required to send you a Consumer Confidence Report every year. Here's how to actually understand it.
Photo by Louis Hansel on Unsplash
Mar 5, 2026 · 9 min read
Lead in Tap Water: The Complete 2026 Guide
Lead enters drinking water through old pipes and fixtures. Here's how to identify your risk and what to do about it.
Photo by Eduardo Casajús Gorostiaga on Unsplash
Feb 18, 2026 · 5 min read
What Is an EPA Maximum Contaminant Level (MCL)?
MCLs are the foundation of US drinking water safety. Here's how they're set and what they mean for your tap.
Photo by Naja Bertolt Jensen on Unsplash
