MARCO RURAL WATER CO (SC3320001)

MARION, SC · ~17,120 people served

Check your exact address → MARION overview

100

Excellent

PurityRadar safety score

PWSID

SC3320001

State

South Carolina

City

MARION

Population served

17,120

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

13,700 ppt

limit —

No federal limit

Violations & enforcement

Violations on record

Unaddressed

Health-based

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Apr 2011. Official EPA record →

Max contaminant level (MCL) · Total coliform health-based began Aug 2006 Resolved

Max contaminant level (MCL) · Total coliform health-based began Sep 2005 Resolved

Monitoring & reporting · Lead & Copper Rule began Jan 1993 Resolved

Monitoring & reporting · Lead & Copper Rule began Jul 1992 Resolved

Recent enforcement actions

State action · SOX Apr 2011
State action · SOX Dec 2007
State action · SIE Sep 2006
State action · SIA Sep 2006
State action · SOX Apr 2006
State action · SOX Apr 2006
State action · SOX Apr 2006
State action · SIE Oct 2005

This profile is built from EPA public records for system SC3320001 — 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.