PWSID
TX0430009
State
Texas
City
PROSPER
Population served
42,598
Primary source
SWP
Score history
▼ 13 points — the score moved from 100 to 87 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 Mar 2024). Levels in parts per trillion (ppt).
PFOS
Perfluorooctanesulfonic acid
4.7 ppt
limit 4 ppt
PFHxS
Perfluorohexanesulfonic acid
5.2 ppt
limit 10 ppt
PFPeA
7.3 ppt
limit —
PFBA
7.1 ppt
limit —
PFHxA
6.4 ppt
limit —
PFBS
4.6 ppt
limit —
Violations & enforcement
2
Violations on record
0
Unaddressed
0
Health-based
5
Enforcement actions
From EPA ECHO (SDWIS), most recent enforcement Jan 2022. Official EPA record →
Recent enforcement actions
- State action · SIA Jan 2022
- State action · SOX Jan 2022
- State action · SOX Oct 2015
- State action · SIA Oct 2015
- EPA/federal action · EFJ Oct 1979
This profile is built from EPA public records for system TX0430009 — 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.