Dan River Coal Ash Spill

On-site testing

  • Initial water quality testing performed by DENR staff on site at Duke Energy’s Dan River power plant on Tuesday, Feb. 4 showed no deviation from normal levels of temperature, pH, dissolved oxygen and conductivity due to the release of water and ash from the facility’s coal ash impoundment. DENR staff are continuing to test for these parameters. 
  • Learn more about these parameters and what they mean.
  • Test results (updated Feb. 18)

Ambient Water Quality Monitoring


Results for each parameter by date for each sample site: 

Dissolved Metals Results