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Skip Navigation LinksDNREC : Division of Air Quality : Hercules

 
Hercules LLC Requested Operating Permit

 

Hercules LLC has requested operating permit APC-2017/0044-OPERATION to operate a spray-drying process consisting of four spray dryers located at 500 Hercules Road, Wilmington, Del. The spray-drying process recovers pharmaceutical powder that is suspended in solvent.  The permit would allow for emissions of up to 2.9 tons per year (TPY) of acetone, 2.5 TPY of Volatile Organic Compounds (VOCs), 3.1 TPY of hazardous air pollutants (HAPs), or some mixture of these three solvents not to exceed 3.1 TPY. The permit was public noticed Sept. 4, 2016, and a public hearing was held Dec. 8, 2016 with the public comment period ending Monday, Jan. 9, 2017. The facility is in the process of reclassifying from a Title V to a Synthetic Minor facility.

The following materials are provided for reference. Please contact Angela Marconi at (302) 323-4542 or email angela.marconi@state.de.us if you have questions.

Permit Application and Draft Permit
Letter
Permit Application: Part 1
Permit Application: Part 2
Permit Application: Part 3
Hercules Fact Sheet
DNREC Fact Sheet

Public Hearing Information
Dec 8 2016 Air Quality Hearing
DNREC Public Hearing Presentation
Hercules Presentation

revised: 01/04/17 

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