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Water system · PWSID NV0000272

ELKO CITY OF

ELKO, NV · ~23,000 people served

Check your exact address → ELKO overview
41
Action needed
PurityRadar safety score

PWSID

NV0000272

State

Nevada

City

ELKO

Population served

23,000

Primary source

Groundwater

Score history

▼ 59 points — the score moved from 100 to 41 on Jun 18, 2026, as newly published EPA data was incorporated.

Jun 18, 2026 · score 100 Jun 18, 2026 · score 41

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

PFOS

Perfluorooctanesulfonic acid

46 ppt

limit 4 ppt

Above EPA limit · 11.5×

PFHxS

Perfluorohexanesulfonic acid

29 ppt

limit 10 ppt

Above EPA limit · 2.9×

PFOA

Perfluorooctanoic acid

5.7 ppt

limit 4 ppt

Above EPA limit · 1.4×

Lithium

21,500 ppt

limit —

No federal limit

PFBS

6.4 ppt

limit —

No federal limit

PFPeA

5.1 ppt

limit —

No federal limit

PFPeS

4.5 ppt

limit —

No federal limit

PFHxA

4.4 ppt

limit —

No federal limit

Violations & enforcement

29

Violations on record

0

Unaddressed

4

Health-based

49

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Jun 2024. Official EPA record →

Monitoring & reporting · Combined radium-226/228 began Jan 2024 Resolved
Monitoring & reporting · Nitrate began Jul 2022 Resolved
Monitoring & reporting · Nitrate began Apr 2022 Resolved
Monitoring & reporting · Total trihalomethanes (TTHM) began Mar 2021 Resolved
Monitoring & reporting · Haloacetic acids (HAA5) began Mar 2021 Resolved
Monitoring & reporting · Nitrate began Jan 2020 Resolved
Monitoring & reporting · Total trihalomethanes (TTHM) began Jan 2017 Resolved
Monitoring & reporting · Haloacetic acids (HAA5) began Jan 2017 Resolved
Monitoring & reporting · EPA contaminant 2984 began Apr 2015 Resolved
Max contaminant level (MCL) · Combined radium-226/228 health-based began Jul 2010 Resolved
Max contaminant level (MCL) · Combined radium-226/228 health-based began Jan 2005 Resolved
Max contaminant level (MCL) · Total coliform health-based began Aug 2004 Resolved

Recent enforcement actions

  • State action · SIA Jun 2024
  • State action · SIE Jun 2024
  • State action · SOX Jun 2024
  • State action · SOX Jul 2023
  • State action · SIA May 2023
  • State action · SIE May 2023
  • State action · SIE May 2023
  • State action · SIA May 2023

This profile is built from EPA public records for system NV0000272 — 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.