MUNICIPAL SERVICES COMMISSION

NEW CASTLE, DE · ~5,549 people served

Check your exact address → NEW CASTLE overview

100

Excellent

PurityRadar safety score

PWSID

DE0000634

State

Delaware

City

NEW CASTLE

Population served

5,549

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

PFBA

147 ppt

limit —

No federal limit

PFPeA

123 ppt

limit —

No federal limit

Violations & enforcement

Violations on record

Unaddressed

Health-based

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Jul 2015. Official EPA record →

Other · EPA contaminant 7000 began Jul 2015 Resolved

Other · EPA contaminant 7000 began Jul 2001 Resolved

Recent enforcement actions

State action · SOX Jul 2015
State action · SII Jul 2015
EPA/federal action · EOX Jul 2001
State action · SIF Sep 1987
State action · SO6 Sep 1985

This profile is built from EPA public records for system DE0000634 — 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.