Brownsville, TX water quality
Brownsville, TX is served by 11 public water systems, serving 215,183 people combined. Across those systems, we count 1 health-based violation in the last 5 years. The worst Tap Grade among them is B.
Water systems serving Brownsville
BROWNSVILLE PUBLIC UTILITIES BOARD
BROWNSVILLE, TX · 201,249 served
EL JARDIN WSC
BROWNSVILLE, TX · 9,423 served
BROWNSVILLE NAVIGATION DISTRICT
BROWNSVILLE, TX · 2,500 served
STARBASE SPACEX WATER HAULER
BROWNSVILLE, TX · 806 served
STARBASE WATER SYSTEM
BROWNSVILLE, TX · 743 served
STARBASE PAD RESTROOM PWS
BROWNSVILLE, TX · 200 served
STARBASE AD ASTRA PHASE 1A
BROWNSVILLE, TX · 121 served
STARBASE HUDDLESTON TINY HOMES
BROWNSVILLE, TX · 88 served
STARBASE AD ASTRA SCHOOL
BROWNSVILLE, TX · 28 served
BROWNSVILLE PUB WATER HAULER
BROWNSVILLE, TX · 25 served
SOUTHMOST REGIONAL WATER AUTHORITY
BROWNSVILLE, TX · 0 served
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Is Brownsville, TX tap water safe to drink?
11 public water systems serve Brownsville, TX, with 1 health-based violation in the last 5 years across them. The worst Tap Grade among them is B.
Does Brownsville's water have lead in it?
The most recent 90th-percentile lead sample is 0 ppb, versus the EPA action level of 15 ppb.
Has PFAS been detected in Brownsville's water?
Yes — at least one water system serving Brownsville has detected PFAS under UCMR5.
Other cities in Texas
See all of Texas →Source: EPA SDWIS/ECHO · Data as of 2026Q2