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Water system · PWSID SC3520002

MCCORMICK CO W&SA (SC3520002)

MCCORMICK, SC · ~8,500 people served

Check your exact address → MCCORMICK overview
64
Fair
PurityRadar safety score

PWSID

SC3520002

State

South Carolina

City

MCCORMICK

Population served

8,500

Primary source

SWP

Score history

▼ 36 points — the score moved from 100 to 64 on Jun 18, 2026, as newly published EPA data was incorporated.

Jun 18, 2026 · score 100 Jun 18, 2026 · score 64

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

PFOS

Perfluorooctanesulfonic acid

8.8 ppt

limit 4 ppt

Above EPA limit · 2.2×

GenX (HFPO-DA)

GenX (HFPO-DA)

6.6 ppt

limit 10 ppt

Near EPA limit

PFBS

4.9 ppt

limit —

No federal limit

PFHxA

3.4 ppt

limit —

No federal limit

PFPeA

3.4 ppt

limit —

No federal limit

Violations & enforcement

22

Violations on record

0

Unaddressed

14

Health-based

79

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Nov 2023. Official EPA record →

Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Jan 2023 Resolved
Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Oct 2022 Resolved
Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Jul 2022 Resolved
Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Apr 2022 Resolved
Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Jan 2022 Resolved
Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Oct 2019 Resolved
Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Jul 2019 Resolved
Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Apr 2019 Resolved
Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Jan 2019 Resolved
Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Oct 2016 Resolved
Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Apr 2015 Resolved
Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Jan 2015 Resolved

Recent enforcement actions

  • State action · SIE Nov 2023
  • State action · SOX Jul 2023
  • State action · SOX Jul 2023
  • State action · SOX Jul 2023
  • State action · SOX Jul 2023
  • State action · SOX Jul 2023
  • State action · SIE Apr 2023
  • State action · SIF Mar 2023

This profile is built from EPA public records for system SC3520002 — 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.