Public Water Partners

MOUNT PLEASANT, SC · Charleston County

MT PLEASANT WATER WORKS (1010002) Water System

Consumer Confidence Report status

MT PLEASANT WATER WORKS (1010002) must publish a Consumer Confidence Report — the annual drinking water quality report covering calendar year 2026 — by July 1, 2027.

As of August 1, 2026, EPA's federal records show no open violations for MT PLEASANT WATER WORKS (1010002).

Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed August 1, 2026. This is a record-keeping and public-information tool — it does not replace South Carolina’s official records. Always confirm current status with South Carolina before making decisions based on this information.

System facts

System ID (PWSID)
SC1010002
System type
Community Water System
Population served
91,500
Service connections
44,803
Ownership
local government
Water source
surface water (rivers, lakes, or reservoirs)

MT PLEASANT WATER WORKS (1010002) is among the 8 largest community water systems in South Carolina, serving 91,500 people from surface water.

As of August 1, 2026, its federal record holds 1 entry in 1987, all of which EPA lists as closed. Nothing has been added since 1987.

None of the 1 are monitoring or reporting requirements — the category that accounts for about four in five of all violations in EPA's national dataset; these involve water-quality, treatment, or public-notice findings instead. The record involves the Former Total Trihalomethane Rule.

Violation history

  • Maximum Contaminant Level Violation, Average

    Health-based

    TTHM

    June 1, 1987 – June 30, 1987

    Archived

Archived closed in EPA's records (typically due to age or a data correction)

Enforcement actions

No enforcement actions on record for this system.

Common questions

Is MT PLEASANT WATER WORKS (1010002) required to publish a Consumer Confidence Report?

Yes. MT PLEASANT WATER WORKS (1010002) is a community water system, and federal rules (40 CFR 141 Subpart O) require every community water system to publish a Consumer Confidence Report each year.

When is MT PLEASANT WATER WORKS (1010002)’s next Consumer Confidence Report due?

MT PLEASANT WATER WORKS (1010002)’s next Consumer Confidence Report is due by July 1, 2027. The report covers calendar year 2026.

Does MT PLEASANT WATER WORKS (1010002) have any open drinking water violations on record?

As of August 1, 2026, EPA's federal records show no open violations for MT PLEASANT WATER WORKS (1010002).

What is a Consumer Confidence Report?

A Consumer Confidence Report (CCR) is the annual drinking water quality report that community water systems must provide to the people they serve. It lists the contaminants detected in the system’s water during the year, where the water comes from, and how the results compare with federal limits. EPA’s revised CCR rule takes effect January 1, 2027, and the first reports in the new format are due July 1, 2027.

Contact

CLUM, ALLAN

843-884-9626

MOUNT PLEASANT, SC 29465-0330