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Water system · PWSID NV0000160

MOAPA VALLEY WATER DISTRICT

OVERTON, NV · ~8,500 people served

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

PWSID

NV0000160

State

Nevada

City

OVERTON

Population served

8,500

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

Lithium

120,000 ppt

limit —

No federal limit

Violations & enforcement

11

Violations on record

0

Unaddressed

2

Health-based

45

Enforcement actions

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

Reporting · Lead & Copper Rule began Feb 2025 Resolved
Monitoring · Lead & Copper Rule began Nov 2017 Resolved
Monitoring & reporting · EPA contaminant 0999 began Oct 2017 Resolved
Monitoring & reporting · Arsenic began Jan 2016 Resolved
Monitoring & reporting · Total trihalomethanes (TTHM) began Mar 2015 Resolved
Monitoring & reporting · Total trihalomethanes (TTHM) began Mar 2014 Resolved
Monitoring & reporting · Total coliform began Sep 2011 Resolved
Monitoring & reporting · EPA contaminant 0999 began Jul 2011 Resolved
Max contaminant level (MCL) · Total coliform health-based began Nov 2007 Resolved
Max contaminant level (MCL) · Total coliform health-based began Oct 2006 Resolved
Monitoring & reporting · Haloacetic acids (HAA5) began Jan 2005 Resolved

Recent enforcement actions

  • State action · SIF Jan 2026
  • State action · SOX Apr 2025
  • State action · SIA Mar 2025
  • State action · SIE Mar 2025
  • State action · SIF Jan 2018
  • State action · SOX Dec 2017
  • State action · SIE Dec 2017
  • State action · SIA Dec 2017

This profile is built from EPA public records for system NV0000160 — 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.