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Water system · PWSID KS2019302

COLBY, CITY OF

COLBY, KS · ~5,516 people served

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

PWSID

KS2019302

State

Kansas

City

COLBY

Population served

5,516

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

Lithium

63,000 ppt

limit —

No federal limit

Violations & enforcement

25

Violations on record

0

Unaddressed

0

Health-based

9

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement May 2020. Official EPA record →

Other · EPA contaminant 7500 began Nov 2019 Resolved
Monitoring & reporting · EPA contaminant 2946 began Jan 2018 Resolved
Monitoring & reporting · EPA contaminant 2964 began Jan 2018 Resolved
Monitoring & reporting · EPA contaminant 2380 began Jan 2018 Resolved
Monitoring & reporting · EPA contaminant 2977 began Jan 2018 Resolved
Monitoring & reporting · EPA contaminant 2955 began Jan 2018 Resolved
Monitoring & reporting · EPA contaminant 2378 began Jan 2018 Resolved
Monitoring & reporting · EPA contaminant 2968 began Jan 2018 Resolved
Monitoring & reporting · EPA contaminant 2969 began Jan 2018 Resolved
Monitoring & reporting · EPA contaminant 2976 began Jan 2018 Resolved
Monitoring & reporting · EPA contaminant 2979 began Jan 2018 Resolved
Monitoring & reporting · EPA contaminant 2980 began Jan 2018 Resolved

Recent enforcement actions

  • State action · SIF May 2020
  • State action · SIE Dec 2019
  • State action · SIA Dec 2019
  • State action · SIF Nov 2019
  • State action · SOX Nov 2019
  • State action · SOX Sep 2019
  • State action · SIA Nov 2018
  • State action · SIE Nov 2018

This profile is built from EPA public records for system KS2019302 — 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.