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Water system · PWSID FL4134357

FKAA J. ROBERT DEAN W.T.P.

KEY WEST, FL · ~86,000 people served

Check your exact address → KEY WEST overview
34
Action needed
PurityRadar safety score

PWSID

FL4134357

State

Florida

City

KEY WEST

Population served

86,000

Primary source

Groundwater

Score history

▼ 66 points — the score moved from 100 to 34 on Jun 18, 2026, as newly published EPA data was incorporated.

Jun 18, 2026 · score 100 Jun 18, 2026 · score 34

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

PFOS

Perfluorooctanesulfonic acid

42 ppt

limit 4 ppt

Above EPA limit · 10.5×

PFOA

Perfluorooctanoic acid

8.3 ppt

limit 4 ppt

Above EPA limit · 2.1×

PFHxS

Perfluorohexanesulfonic acid

3.4 ppt

limit 10 ppt

Below EPA limit

PFBS

18 ppt

limit —

No federal limit

PFBA

8.6 ppt

limit —

No federal limit

PFPeA

3.4 ppt

limit —

No federal limit

PFHpA

3.3 ppt

limit —

No federal limit

PFHxA

3.3 ppt

limit —

No federal limit

Violations & enforcement

5

Violations on record

3

Unaddressed

0

Health-based

13

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Jul 2013. Official EPA record →

Other · EPA contaminant 7000 began Jul 2023 Unaddressed
Monitoring & reporting · Lead & Copper Rule began Jan 2021 Unaddressed
Monitoring & reporting · Lead & Copper Rule began Jan 2017 Unaddressed
Monitoring & reporting · Lead & Copper Rule began Jan 2012 Resolved
Other · EPA contaminant 7000 began Jul 2004 Resolved

Recent enforcement actions

  • State action · SO6 Jul 2013
  • State action · SOX May 2013
  • State action · SIA May 2013
  • State action · SOX Aug 2004
  • State action · SIA May 1995
  • State action · SIA Apr 1995
  • State action · SIA Jun 1994
  • State action · SIA Sep 1993

This profile is built from EPA public records for system FL4134357 — 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.