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Water system · PWSID DC0000003

NAVAL STATION WASHINGTON - WNY

WASHINGTON, DC · ~15,690 people served

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

PWSID

DC0000003

State

District of Columbia

City

WASHINGTON

Population served

15,690

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

Latest detections from EPA’s UCMR5 monitoring (through Oct 2024). Levels in parts per trillion (ppt).

Lithium

12,000 ppt

limit —

No federal limit

PFHxA

3.8 ppt

limit —

No federal limit

PFPeA

3.4 ppt

limit —

No federal limit

Violations & enforcement

29

Violations on record

0

Unaddressed

7

Health-based

54

Enforcement actions

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

Monitoring & reporting · Total trihalomethanes (TTHM) began Nov 2025 Resolved
Other · EPA contaminant 7500 began Sep 2025 Resolved
Other · EPA contaminant 7000 began Jul 2025 Resolved
Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Jul 2025 Resolved
Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Apr 2025 Resolved
Reporting · Lead & Copper Rule began Feb 2025 Resolved
Other · EPA contaminant 7000 began Jul 2023 Resolved
Monitoring · Lead & Copper Rule began Apr 2023 Resolved
Treatment technique · Lead & Copper Rule health-based began Jan 2023 Resolved
Reporting · Lead & Copper Rule began Jan 2023 Resolved
Monitoring & reporting · Total trihalomethanes (TTHM) began Apr 2019 Resolved
Monitoring & reporting · Lead & Copper Rule began Dec 2016 Resolved

Recent enforcement actions

  • State action · SOX Nov 2025
  • EPA/federal action · EO+ Nov 2025
  • EPA/federal action · EFJ Nov 2025
  • EPA/federal action · EOX Nov 2025
  • EPA/federal action · EOX Sep 2025
  • EPA/federal action · EOX Aug 2025
  • EPA/federal action · EFJ Jul 2025
  • EPA/federal action · EO+ Mar 2025

This profile is built from EPA public records for system DC0000003 — 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.