aerial black fly suppression operation has been scheduled for Wednesday, June
26th on the Juniata River, Conewago Creek, Swatara
Creek, ConodoguinetCreek, Sherman Creek, Tuscarora Creek, Aughwick Creek,
Penns Creek and Middle Creek. This operation will begin in Adams County
at 700am and finish in Snyder County. This aerial application will include
flights in Adams, Cumberland, Dauphin, Huntingdon, Juniata, Mifflin, Perry,
Snyder, Union and YorkCounties. The
helicopter will be a Bell 206 with the tail number N655HA and is painted gray
with red and blue striping.
Helicopter Applicators Inc. will be dispersing Vectobac SC, which is a Bti product manufactured by Valent Biosciences. Bti is short for Bacillus thuringiensis var. israelensis, which is a bacterial larvicide, not a chemical, and is the only product used in Pennsylvania's waterways for black fly suppression. Vectobac SC is a thick brown liquid resembling chocolate milk. The helicopter will fly low near tree top level and release the Vectobac SC at various predetermined positions on each stream.