NYS Department of Environmental Conservation (DEC), and Tompkins County Health Department (TCHD), developed monitoring protocols for endothall and fluridone, which are part of the DEC permits for herbicide use. This monitoring is required. Additional monitoring was conducted during fluridone treatment to ensure adequate herbicide levels are maintained throughout treatment.
Monitoring of herbicide concentrations is designed to fulfill three purposes:
Below are the monitoring maps for the 2012 season.
Last updated July 26, 2019