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ZIP Code 77386 Water Quality
Idaho · 16,993 people served · 9 water systems
C
FairZIP code 77386 is in Idaho and is a small city from a drinking-water-service perspective, with 16,993 people served by 9 EPA-registered public water systems. It overlaps with 3 communities including SPRING, THE WOODLANDS, MONTGOMERY.
Within ZIP code 77386, the EPA Safe Drinking Water Information System (SDWIS) records 4 health-based violations during the past five years across 9 water systems serving this postal area. The grade of C reflects the aggregate compliance pattern, not the current daily water quality.
Last updated: 2026-05-18 · Source: EPA SDWIS
ZIP Code Location
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Cities in ZIP 77386
Water Systems Serving 77386
PURPLE SAGE COMMUNITY
PWSID: ID3140091
98 served
WEAVERVILLE HILLS MHP
PWSID: NC0111156
147 served
OAKLEY MHP
PWSID: NC0465138
92 served
TIERRA LINDA ESTATES
PWSID: OR4101044
450 served
WEST MEMORIAL MUD
PWSID: TX1010540
4,182 served
STANLEY LAKE MUD
PWSID: TX1700097
3,783 served
MONTGOMERY COUNTY MUD 88
PWSID: TX1700776
3,183 served
HARRIS COUNTY MUD 304
PWSID: TX1012941
4,158 served
WHITE OAK WATER SUPPLY CORPORATION
PWSID: TX1700616
900 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.
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