Schedule

Monday June 21st, 2021 

An aerial black fly suppression operation has been scheduled for Monday June 21st on the Main stem and North branch of the Susquehanna River.  This operation will include flights in Cumberland, Dauphin, Juniata, Mifflin, Lancaster, Perry, Northumberland, Snyder, York, Columbia, Luzerne, Lackawanna, Bradford, and Wyoming Counties.  It will start in York County at approximately 7:00AM working north towards Bradford County. The helicopter will be a Bell 205 with the tail number N638HA and it is painted red with yellow striping.

About the product   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.  Following is a link to the Vectobac label and an SDS sheet.

Vectobac SC Label    VectobacSC SDS

An aerial black fly suppression operation is scheduled for Wednesday, June 2nd on the Juniata River, Conewago Creek, Swatara Creek, Conodoguinet Creek, Sherman Creek and Tuscarora Creek.  This operation will begin in Adams County at 700am and finish in Mifflin County. This aerial application will include flights in Adams, Cumberland, Dauphin, Juniata, Mifflin, Perry and York Counties.  The helicopter will be a Bell 206 with the tail number N653HA and is painted gray with red and blue striping.

An aerial black fly suppression operation has been scheduled for May 24th and May 25th on the main stem of the Susquehanna River.  This operation will include flights in Cumberland, Dauphin, Juniata, Mifflin, Lancaster, Perry, Northumberland, Snyder and York Counties. The helicopter will be a Bell 205 with the tail number N648HA and is painted white with red striping.

An aerial black fly suppression operation is scheduled for Thursday, April 22 on the Juniata River, Conewago Creek, Swatara Creek, Conodoguinet Creek, Sherman Creek, and Tuscarora Creek.  This operation will begin in Adams County at 700am and finish in Huntingdon County. This aerial application will include flights in Adams, Cumberland, Dauphin, Huntingdon, Juniata, Mifflin, Perry and York Counties.  The helicopter will be a Bell 206 with the tail number N655HA and is painted gray with red and blue striping.