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Water system · PWSID TX0570048

CITY OF GRAND PRAIRIE

GRAND PRAIRIE, TX · ~201,843 people served

Check your exact address → GRAND PRAIRIE overview
75
Good
PurityRadar safety score

PWSID

TX0570048

State

Texas

City

GRAND PRAIRIE

Population served

201,843

Primary source

SWP

Score history

▼ 25 points — the score moved from 100 to 75 on Jun 18, 2026, as newly published EPA data was incorporated.

Jun 18, 2026 · score 100 Jun 18, 2026 · score 75

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 Feb 2025). Levels in parts per trillion (ppt).

PFOA

Perfluorooctanoic acid

4.9 ppt

limit 4 ppt

Above EPA limit · 1.2×

PFOS

Perfluorooctanesulfonic acid

4.5 ppt

limit 4 ppt

Above EPA limit · 1.1×

PFHxS

Perfluorohexanesulfonic acid

3.3 ppt

limit 10 ppt

Below EPA limit

Lithium

12,100 ppt

limit —

No federal limit

PFBA

9.3 ppt

limit —

No federal limit

PFPeA

5 ppt

limit —

No federal limit

PFHxA

4.8 ppt

limit —

No federal limit

PFBS

3.7 ppt

limit —

No federal limit

PFHpA

3.6 ppt

limit —

No federal limit

Violations & enforcement

5

Violations on record

0

Unaddressed

1

Health-based

12

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Dec 2008. Official EPA record →

Other · EPA contaminant 7500 began Mar 2009 Resolved
Monitoring & reporting · Total coliform began Oct 2008 Resolved
Other · EPA contaminant 7500 began Oct 2008 Resolved
Monitoring & reporting · Total coliform began Apr 2008 Resolved
Max contaminant level (MCL) · Total coliform health-based began Sep 2004 Resolved

Recent enforcement actions

  • State action · SIE Dec 2008
  • State action · SIA Dec 2008
  • State action · SOX Nov 2008
  • State action · SOX Oct 2008
  • State action · SIE Jul 2008
  • State action · SIA Jul 2008
  • State action · SOX Apr 2005
  • State action · SIF Nov 2004

This profile is built from EPA public records for system TX0570048 — 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.