Home/ Directory/ OK/ HYDRO PWA

Water system · PWSID OK2000812

HYDRO PWA

HYDRO, OK · ~1,060 people served

Check your exact address → HYDRO overview
100
Excellent
PurityRadar safety score

PWSID

OK2000812

State

Oklahoma

City

HYDRO

Population served

1,060

Primary source

Groundwater

Score history

No change since tracking began Jun 18, 2026.

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

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 Oct 2023). Levels in parts per trillion (ppt).

Lithium

18,600 ppt

limit —

No federal limit

Violations & enforcement

68

Violations on record

1

Unaddressed

11

Health-based

147

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Mar 2026. Official EPA record →

Monitoring & reporting · EPA contaminant 3014 began Sep 2025 Unaddressed
Monitoring & reporting · EPA contaminant 0999 began Sep 2025 Resolved
Monitoring & reporting · EPA contaminant 0999 began Aug 2025 Resolved
Monitoring & reporting · EPA contaminant 3014 began Dec 2024 Resolved
Monitoring & reporting · EPA contaminant 0999 began Dec 2024 Resolved
Reporting · EPA contaminant 5200 began Oct 2024 Addressed
Treatment technique · EPA contaminant 5200 health-based began Oct 2024 Addressed
Monitoring & reporting · EPA contaminant 3014 began Sep 2024 Resolved
Other · EPA contaminant 7000 began Jul 2024 Resolved
Monitoring · Lead & Copper Rule began May 2024 Resolved
Monitoring & reporting · EPA contaminant 0999 began Apr 2024 Resolved
Monitoring & reporting · EPA contaminant 3014 began Oct 2023 Resolved

Recent enforcement actions

  • EPA/federal action · EFL Mar 2026
  • State action · SOX Nov 2025
  • State action · SIA Nov 2025
  • State action · SIE Nov 2025
  • State action · SOX Oct 2025
  • State action · SIE Oct 2025
  • State action · SIA Oct 2025
  • State action · SOX Oct 2025

This profile is built from EPA public records for system OK2000812 — 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.