Aquatic Pesticides


The Department has developed a general permit for the application (discharge) of aquatic pesticides for the control of mosquito-borne diseases. This general permit covers discharges of authorized aquatic pesticides by a licensed applicator to Class es AA, A, B, C, SA, SB , SC and waters having a drainage area of less than 10 square miles, that constitute breeding habitat for mosquito species known to be potential disease vectors and that meet the other provisions identified in the General Permit.

The Department has also developed general permits for the application of herbicides for the control of invasive aquatic plants and application of piscicides for the control of invasive fishes.

Contact (licensing)

  • Gregg Wood (207) 287-7693, or call 287-7688 and ask to speak to someone in the "Waste Discharge Program".