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Water system · PWSID 093200161

Washoe Tribe Carson Colony

Gardnerville, NV · ~450 people served

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

PWSID

093200161

State

Nevada

City

Gardnerville

Population served

450

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

No PFAS detections are on record for this system from EPA’s UCMR5 monitoring (2023–25). Absence of a detection isn’t a guarantee — not every system was sampled, and this dataset doesn’t cover other contaminants.

Violations & enforcement

181

Violations on record

0

Unaddressed

4

Health-based

203

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Dec 2023. Official EPA record →

Monitoring & reporting · Nitrate began Apr 2023 Resolved
Monitoring & reporting · Nitrate began Jul 2020 Resolved
Monitoring & reporting · EPA contaminant 2063 began Jan 2020 Resolved
Reporting · Lead & Copper Rule began Dec 2019 Resolved
Treatment technique · EPA contaminant 0700 health-based began Jul 2017 Resolved
Monitoring & reporting · Lead & Copper Rule began Jan 2017 Resolved
Monitoring & reporting · Lead & Copper Rule began Jul 2016 Resolved
Monitoring & reporting · Lead & Copper Rule began Jul 2016 Resolved
Other · Lead & Copper Rule began Apr 2016 Resolved
Monitoring & reporting · EPA contaminant 0600 began Oct 2013 Resolved
Max contaminant level (MCL) · Nitrate health-based began Apr 2013 Resolved
Monitoring & reporting · Total coliform began Mar 2013 Resolved

Recent enforcement actions

  • EPA/federal action · EOX Dec 2023
  • EPA/federal action · EOX Mar 2023
  • EPA/federal action · EOX Jan 2021
  • EPA/federal action · EOX Jan 2020
  • EPA/federal action · EOX Mar 2019
  • EPA/federal action · EOX Jun 2018
  • EPA/federal action · EOX Jun 2018
  • EPA/federal action · EOX Jun 2017

This profile is built from EPA public records for system 093200161 — 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.