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Water system · PWSID TX0700042

MOUNTAIN PEAK SUD

78
Good
PurityRadar safety score

PWSID

TX0700042

State

Texas

City

MIDLOTHIAN

Population served

23,988

Primary source

SWP

Score history

▼ 22 points — the score moved from 100 to 78 on Jun 18, 2026, as newly published EPA data was incorporated.

Jun 18, 2026 · score 100 Jun 18, 2026 · score 78

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 Dec 2024). Levels in parts per trillion (ppt).

PFOS

Perfluorooctanesulfonic acid

6.2 ppt

limit 4 ppt

Above EPA limit · 1.5×

Lithium

60,400 ppt

limit —

No federal limit

PFBA

8.6 ppt

limit —

No federal limit

PFHxA

4.1 ppt

limit —

No federal limit

PFPeA

4.1 ppt

limit —

No federal limit

PFBS

3 ppt

limit —

No federal limit

Violations & enforcement

29

Violations on record

1

Unaddressed

2

Health-based

71

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Aug 2020. Official EPA record →

Other · EPA contaminant 7500 began Sep 2019 Unaddressed
Other · EPA contaminant 7500 began Oct 2019 Resolved
Max contaminant level (MCL) · Haloacetic acids (HAA5) health-based began Jul 2019 Resolved
Monitoring & reporting · EPA contaminant 3014 began May 2018 Resolved
Other · EPA contaminant 7500 began Dec 2016 Resolved
Other · EPA contaminant 7500 began Oct 2016 Resolved
Monitoring & reporting · EPA contaminant 3014 began Jul 2016 Resolved
Monitoring & reporting · EPA contaminant 0999 began Jan 2016 Resolved
Other · EPA contaminant 7000 began Jul 2015 Resolved
Monitoring & reporting · Lead & Copper Rule began Dec 2014 Resolved
Other · EPA contaminant 7000 began Jul 2014 Resolved
Monitoring & reporting · EPA contaminant 0999 began Jan 2007 Resolved

Recent enforcement actions

  • State action · SOX Aug 2020
  • State action · SOX Dec 2019
  • State action · SIF Oct 2019
  • State action · SOX Oct 2019
  • State action · SOX Oct 2019
  • State action · SIA Oct 2019
  • State action · SIE Sep 2019
  • State action · SIA Sep 2019

This profile is built from EPA public records for system TX0700042 — 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.