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 98837 Water Quality
Washington · 36,968 people served · 36 water systems
D
PoorZIP code 98837 is in Washington and is a small city from a drinking-water-service perspective, with 36,968 people served by 36 EPA-registered public water systems. It overlaps with 2 communities including MOSES LAKE, Moses Lake.
Within ZIP code 98837, the EPA Safe Drinking Water Information System (SDWIS) records 9 health-based violations during the past five years across 36 water systems serving this postal area. The grade of D 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 98837
Water Systems Serving 98837
MT VIEW WATER SYSTEM
PWSID: WA5357000
42 served
STRATFORD ROAD ESTATES
PWSID: WA5307542
312 served
RIDGEVIEW ESTATES WATER ASSOCIATION
PWSID: WA5303912
240 served
GROVE TERRACE MHP TWO LLC
PWSID: WA5308520
220 served
SILVER SANDS CONDO WATER
PWSID: WA5302345
37 served
CASCADE VALLEY WATER DISTRICT
PWSID: WA5311500
379 served
FIRST POTHOLES WATER USERS ASSN
PWSID: WA5325250
90 served
COUNTRY LANE EAST
PWSID: WA5315523
27 served
PARKER SPRING ACRES WATER ASSOC
PWSID: WA5322881
255 served
SUN DESERT INC
PWSID: WA5319936
27 served
Viking Road Water System
PWSID: WA5319208
88 served
SUNRISE WATER ASSOCIATION
PWSID: WA5316177
250 served
HILLCREST WATER USERS ASSN
PWSID: WA5333200
300 served
HATTON TOWN OF
PWSID: WA5331600
105 served
Westshore Water Company
PWSID: WA5356143
153 served
ADMIRAL WATER USERS ASSN
PWSID: WA5334544
74 served
MARINE VIEW HOME OWNERS ASSN
PWSID: WA5351724
87 served
SECT 11 DIV 1 Ridgeview Water Assn
PWSID: WA5372410
79 served
MOSES LAKE CITY OF
PWSID: WA5356300
32,428 served
RAINIER TRACTS WATER ASSN
PWSID: WA5370910
61 served
Saddle Mountain Water Assoc.
PWSID: WA5375200
219 served
ORCHARD HOMES WATER SYSTEM
PWSID: WA5364080
31 served
SUNBURST ESTATES WATER ASSN
PWSID: WA5385201
100 served
HI LO HOMEOWNERS ASSN
PWSID: WA5385203
87 served
GOLDEN PLAINS MHP #1
PWSID: WA5389060
360 served
SKYLINE WATER SYSTEM INC
PWSID: WA5380210
293 served
SKYLINE ACRES INC
PWSID: WA5380200
151 served
COUNTRY CLUB ESTATES WATER SYSTEM
PWSID: WA5318189
186 served
Desert Hills
PWSID: WA53AC131
30 served
SUNSET ACRES WATER ASSN
PWSID: WA5385940
61 served
SUNSET ACRES WATER ASSOCIATION
PWSID: WA5385950
40 served
Sagedale Apartments
PWSID: WA53AC812
40 served
SUNRISE ESTATES WATER SYSTEM
PWSID: WA5313451
33 served
PARK ORCHARD TRACT 40
PWSID: WA5366139
25 served
MAPLES PLAT WATER SYSTEM
PWSID: WA5375340
30 served
Lyons Water System
PWSID: WA53AA796
28 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
