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Water system · PWSID DC0000004

JOINT BASE ANACOSTIA - BOLLING

WASHINGTON, DC · ~19,312 people served

Check your exact address → WASHINGTON overview
70
Good
PurityRadar safety score

PWSID

DC0000004

State

District of Columbia

City

WASHINGTON

Population served

19,312

Primary source

SWP

Score history

No change since tracking began Jun 18, 2026.

Jun 18, 2026 · score 70 Jun 18, 2026 · score 70

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

PFPeA

4.2 ppt

limit —

No federal limit

PFHxA

3.9 ppt

limit —

No federal limit

Violations & enforcement

34

Violations on record

2

Unaddressed

8

Health-based

56

Enforcement actions

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

Other · EPA contaminant 7500 began Sep 2024 Unaddressed
Other · EPA contaminant 7500 began Apr 2024 Unaddressed
Treatment technique · EPA contaminant 0200 health-based began Sep 2025 Resolved
Other · EPA contaminant 7500 began Aug 2024 Resolved
Monitoring & reporting · Lead & Copper Rule began Jul 2024 Resolved
Monitoring & reporting · Haloacetic acids (HAA5) began Apr 2024 Resolved
Monitoring & reporting · Total trihalomethanes (TTHM) began Apr 2024 Resolved
Monitoring & reporting · EPA contaminant 0200 began Nov 2023 Resolved
Monitoring · Lead & Copper Rule began Nov 2023 Resolved
Monitoring & reporting · Nitrite began Oct 2023 Resolved
Monitoring & reporting · EPA contaminant 0200 began Apr 2023 Resolved
Monitoring · Lead & Copper Rule began Apr 2023 Resolved

Recent enforcement actions

  • EPA/federal action · EO+ Nov 2025
  • EPA/federal action · EFJ Nov 2025
  • EPA/federal action · EOX Nov 2025
  • EPA/federal action · EO+ Dec 2024
  • EPA/federal action · EFJ Dec 2024
  • EPA/federal action · EOX Oct 2024
  • EPA/federal action · EOX Sep 2024
  • EPA/federal action · EFJ Sep 2024

This profile is built from EPA public records for system DC0000004 — 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.