Water Quality in Oklahoma City, OK
Detailed water quality data for Oklahoma City, Oklahoma including contaminant levels, EPA comparisons, AquaScore™ grading, and treatment recommendations.
Water utility: Oklahoma City Water Utilities Trust.
Water source: Lake Hefner, Lake Overholser, Lake Stanley Draper, Canton Lake.
Key Contaminants Found
- Total trihalomethanes (TTHMs)
- Haloacetic acids (HAA5)
- Atrazine
- Chromium (hexavalent)
- Arsenic
Oklahoma City's reservoirs receive agricultural runoff from surrounding farmland. Atrazine, one of the most common herbicides in the US, is routinely detected along with elevated disinfection byproducts.