Hot Mix Asphalt Producers (R4)

This general permit authorizes stormwater discharges to surface and ground water for facilities engaged in the activity of manufacturing hot mix asphalt defined by SIC 2951 and NAICS 324121.

Response to Comments

R4 Final Permit Cover Letter

Permit Information Summary Sheet for HMAP General Permit

Generic Certification Form

Attachment B (Contents of SPPP) for HMAP General Permit

Permit Application Forms and Checklists

Contact Information Update and Additional Forms and Procedures