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Public water system record

Dcwa Knightsville

Serves an area of Dorchester County, SC that includes Summerville · 40,141 people served

Federal records show no health-based violations and no monitoring or reporting issues for Dcwa Knightsville in the last ten years.

  • SC1820001
  • SUMMERVILLE
  • SC
  • 40,141 served

System profile

Source water Purchased surface water
ZIP 29483
EPA system ID SC1820001

Verify this system on EPA ECHO →

Health-based violations, last 10 years
0
Resolved
0
Unresolved
0
Any acute record
No
Monitoring issues, last 10 years
0

Key facts

  • Dcwa Knightsville draws water from 4 wells.
  • Most recent formal enforcement: signed compliance agreement by South Carolina, February 2006.
  • Record on file since 2005, with 3 health-based violations before October 19, 2016.
  • Lead pipe inventory: 0 lead and 0 unknown out of 15,775 service lines.

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Health-based violations

Since October 2016

Violation data reflects EPA records through March 2026. For the most current status, visit the EPA ECHO database.

None since October 2016, and no monitoring or reporting violations either.

Full record since 2005

EPA's records for Dcwa Knightsville go back to 2005. Before October 19, 2016 they list 3 health-based violations (3 resolved) and 1 monitoring or reporting violation.

Violations that began in Health-based Monitoring and reporting
2000s 2 0
2010 to October 18, 2016 1 1

Most recent health-based violation before October 19, 2016: Total Coliform, began May 2010, Resolved.

Show all 3 health-based violations before October 19, 2016
Contaminant Start date Status
Total Coliform
Contaminant limit exceeded
 May 1, 2010 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
 Jul 27, 2005 Resolved
Total Trihalomethanes (TTHMs)
Contaminant limit exceeded
 Jan 1, 2005 Resolved

Enforcement actions

South Carolina regulators took 1 formal enforcement action against Dcwa Knightsville in 2006. The most recent was a signed compliance agreement in February 2006.

Date By Action Violations covered
Feb 3, 2006 South Carolina Signed compliance agreement 2 violations (2 health-based): Total Trihalomethanes (TTHMs)

Where the water comes from

Dcwa Knightsville draws water from 4 wells. It also buys water from Summerville CPW. 3 other community water systems and 3 smaller public systems such as schools, businesses or campgrounds buy water from Dcwa Knightsville.

Buys water from

Community systems that buy water from it

Annual water quality report

Dcwa Knightsville must give its customers an annual water quality report (Consumer Confidence Report) by July 1, with the levels its tests found in the previous year.

Systems serving 10,000 or more people must mail or deliver the report to every customer, and from 2027 they must send it twice a year.

Find a posted report with EPA's Consumer Confidence Report search

Testing your own water

To test the water at your tap, or a private well this record does not cover, use a laboratory certified for drinking water by South Carolina.

Certified drinking water labs by state EPA guidance for private wells