PWSID
TX0790429
State
Texas
City
HOUSTON
Population served
11,595
Primary source
SWP
Score history
▼ 9 points — the score moved from 100 to 91 on Jun 18, 2026, as newly published EPA data was incorporated.
2 score updates logged since tracking began Jun 18, 2026. Each future EPA re-score adds a point.
PFAS & contaminant readings
Latest detections from EPA’s UCMR5 monitoring (through Nov 2023). Levels in parts per trillion (ppt).
PFOS
Perfluorooctanesulfonic acid
4.2 ppt
limit 4 ppt
PFHxS
Perfluorohexanesulfonic acid
3.8 ppt
limit 10 ppt
Lithium
10,700 ppt
limit —
PFHxA
9.1 ppt
limit —
6:2 FTS
7.9 ppt
limit —
PFPeA
7.9 ppt
limit —
PFBA
7.6 ppt
limit —
PFBS
4 ppt
limit —
Violations & enforcement
2
Violations on record
0
Unaddressed
0
Health-based
2
Enforcement actions
From EPA ECHO (SDWIS), most recent enforcement May 2014. Official EPA record →
Recent enforcement actions
- State action · SOX May 2014
- State action · SOX Nov 2013
This profile is built from EPA public records for system TX0790429 — SDWIS violations and UCMR5 PFAS sampling. The score is system-level and can’t account for your home’s plumbing (older pipes can add lead at the tap). For health decisions, check your exact address, read the utility’s Consumer Confidence Report, and confirm with your provider.