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Northwest Regional Office

 
DEP Northwest Regional Office 
230 Chestnut Street
Meadville, PA 16335
Office Hours 8 a.m. - 4 p.m. 
Phone: 814-332-6945  (office hours) 
1-800-373-3398 (after hours) 

 
Spills and other emergencies in the Northwest Region should be reported immediately to DEP by telephone to 814-332-6945 (business hours) or 800-373-3398 (after hours) or by calling 1-800-541-2050 (Statewide Number for Emergencies)

 
Regional Director: James E. Miller

 
Counties served: Butler, Clarion, Crawford, Elk, Erie, Forest, Jefferson, Lawrence, McKean, Mercer, Venango, Warren

 
Knox 
White Memorial Building 
310 Best Ave (physical address)
PO Box 669 (mailing address) 
Knox, PA 16232 
Phone: 814-797-1191

 
New Castle 
121 North Mill Street 
New Castle, PA 16101 
Phone: 724-656-3160

 
Warren 
321 North State Street 
North Warren, PA 16365 
Phone: 814-723-3273
 
Tom Ridge Environmental Center
301 Peninsula Dr.
Erie, PA 16505
Phone: 814-833-7424