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Water system · PWSID 105300036

KALISPEL

USK, WA · ~330 people served

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

PWSID

105300036

State

Washington

City

USK

Population served

330

Primary source

SWP

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

62

Violations on record

0

Unaddressed

3

Health-based

39

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Jul 2025. Official EPA record →

Other · EPA contaminant 7000 began Jul 2025 Resolved
Monitoring · Lead & Copper Rule began Sep 2024 Resolved
Other · EPA contaminant 7500 began Feb 2024 Resolved
Treatment technique · EPA contaminant 0800 health-based began May 2023 Resolved
Monitoring & reporting · Haloacetic acids (HAA5) began Jan 2023 Resolved
Monitoring & reporting · Total trihalomethanes (TTHM) began Jan 2023 Resolved
Monitoring & reporting · Nitrate began Jan 2023 Resolved
Other · EPA contaminant 7000 began Oct 2020 Resolved
Monitoring & reporting · Lead & Copper Rule began Oct 2020 Resolved
Other · EPA contaminant 7000 began Jul 2020 Resolved
Monitoring & reporting · Nitrate began Jan 2020 Resolved
Other · EPA contaminant 7000 began Oct 2019 Resolved

Recent enforcement actions

  • EPA/federal action · EOX Jul 2025
  • EPA/federal action · EIA Jul 2025
  • EPA/federal action · EOX Oct 2024
  • EPA/federal action · EOX May 2024
  • EPA/federal action · EOX May 2024
  • EPA/federal action · EOX Mar 2024
  • EPA/federal action · EOX Feb 2024
  • EPA/federal action · EOX Nov 2023

This profile is built from EPA public records for system 105300036 — 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.