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ZIP Code 77380 Water Quality
Texas · 145,920 people served · 15 water systems
B
GoodZIP code 77380 is in Texas and is a mid-sized community from a drinking-water-service perspective, with 145,920 people served by 15 EPA-registered public water systems. It overlaps with 2 communities including THE WOODLANDS, SPRING.
Within ZIP code 77380, the EPA Safe Drinking Water Information System (SDWIS) records 2 health-based violations during the past five years across 15 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
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Cities in ZIP 77380
Water Systems Serving 77380
REID ROAD MUD 2
PWSID: TX1011928
4,662 served
MONTGOMERY COUNTY MUD 67
PWSID: TX1700554
16,821 served
MONTGOMERY COUNTY MUD 47
PWSID: TX1700458
24,171 served
THE WOODLANDS MUD 1
PWSID: TX1700471
7,989 served
MONTGOMERY COUNTY MUD 6
PWSID: TX1700090
8,610 served
MONTGOMERY COUNTY MUD 36
PWSID: TX1700139
5,235 served
MONTGOMERY COUNTY MUD 46
PWSID: TX1700348
24,399 served
MONTGOMERY COUNTY MUD 39
PWSID: TX1700332
4,284 served
HARRIS COUNTY MUD 361
PWSID: TX1013123
3,705 served
THE WOODLANDS METRO CENTER MUD
PWSID: TX1700309
1,725 served
HARRIS COUNTY MUD 238
PWSID: TX1012361
7,773 served
MONTGOMERY COUNTY MUD 7
PWSID: TX1700169
12,528 served
HOLLY OAKS MOBILE HOME PARK
PWSID: TX1700839
63 served
SPRING CREEK UTILITY DISTRICT
PWSID: TX1700133
8,919 served
MONTGOMERY COUNTY MUD 60
PWSID: TX1700470
15,036 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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