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Final Air Quality Permits, 2010 - present | Final Air Quality Permits, 2009 & previous  

Air Quality Permits and Environmental Assessments
Public Comment and/or Appeal Periods
OP signifies Title V Operating Permit
All others are preconstruction permits
Permit Number
Facility/Permit
Facility Description/Source
Time Frame

Site Location

DEQ Contact
3167-06 Helena Sand & Gravel Portable Crushing and Screening Facility Appeal Period Ends August 28, 2015 Various Throughout Montana Loni Patterson
OP2428-13
TRD2428-13
NorthWestern Energy Compressor Station Public Comment Period Ends August 28, 2015 South ½ of Section 22, Township 33 North, Range 5 West in Glacier County John P. Proulx
OP1689-00
TRD1689-00
Golden Sunlight Mine Gold Ore Mining Appeal Period Ends August 27, 2015 NW1/4 Section of NW Section 29 Township 2N, Range 3W, Jefferson County, MT Craig Henrikson
OP2991-02
TRD2991-02
Rocky Mountain Laboratories Biomedical Research Facility Public Comment Period Ends August 24, 2015 903 S. 4th St.
Hamilton, MT
John P. Proulx
OP2484-06
TRD2484-06
WBI Energy Transmission, Inc. - Cabin Creek Compressor Station Natural gas compressor station Public Comment Period Ends August 23, 2015 East ½ of Southeast ¼ of Southeast ¼ of Section 16, Township 10 North, Range 58 East Loni Patterson
OP2814-05
TRD2814-05
WBI Energy Transmission, Inc. - Vida Compressor Station Natural gas compressor station Public Comment Period Ends August 22, 2015 North ½ Northeast ¼. Section 27, Township 25N Range 49 East McCone County Loni Patterson
OP1564-12
TRD1564-12
Exxon Mobil Corporation Billings Petroleum Refinery EPA's 45-day Review ends September 4, 2015 S½ Section 24 and N½ Section 25, Township 1 North,
Range 26 East, in Yellowstone County, Montana
Shawn Juers
5038-02 JTL Group Inc. dba Knife River Portable Asphalt Plant Appeal Period Ends August 04, 2015 Various Throughout Montana John P. Proulx
5036-01 JTL Group Inc. dba Knife River Portable Asphalt Plant Appeal Period Ends August 04, 2015 Various Throughout Montana John P. Proulx
2969-06 Aloe Joint Ventures Natural Gas Compressor Station Appeal Period Ends August 1,2015 PO Box 2180, 231 West Railroad, Cut Bank, MT 59427 Loni Patterson
4522-02 Nelcon Inc. Portable Asphalt Plant Appeal Period Ends July 31, 2015 Various in Montana John P. Proulx
OP3237-03
TRD3237-03
SSP-SiMatrix Production of Surgical Medical Products Public Comment Period Ends August 14, 2015 SW¼ of Section 31, Township 7 North, Range 20 West, Ravalli County, Montana Craig Henrikson
OP2782-09
TRD2782-09
NorthWestern Energy Telstad Field Station Natural Gas Compressor Station Public Comment Period Ends August 7, 2015 NE¼ of the NE¼ of Section 34, Township 32 North, Range 1 East
Toole County, Montana
Craig Henrikson
OP2946-08
TRD2946-08
Phillips 66 – Great Falls Product Terminal Wholesale Distribution – Bulk Liquid storage of petroleum products Public Comment Period Ends August 8, 2015 NE ¼ of Section 3, Township 20 North, Range 4 East, in Cascade County Rhonda Payne
OP0691-06
TRD0691-06
Montana-Dakota Utilities Co Lewis and Clark Station Appeal Period Ends July 29, 2015 Southwest ¼, Section 9, Township 22 North, Range 59 East, Richland County Shawn Juers
OP1626-10
TRD1626-10
Havre Pipeline Company Blaine County #1 Compressor Station EPA's 45-day Review ends August 10, 2015 Northwest ¼ of Section 29, Township 31 North, Range 18 East, in Blaine County, Montana Shawn Juers
OP1564-12
TRD1564-12
Exxon Mobil Corporation Billings Petroleum Refinery Public Comment Period Ends July 20, 2015 S½ Section 24 and N½ Section 25, Township 1 North, Range 26 East, in Yellowstone County Shawn Juers
OP1689-00
TRD1689-00
Golden Sunlight Mine Gold Ore Mining EPA's 45-day Review ends July 24, 2015 NW1/4 Section of NW Section 29 Township 2N, Range 3W, Jefferson County, MT Craig Henrikson
OP1626-10
TRD1626-10
Havre Pipeline Company Blaine County #1 Natural Gas Compressor Station Public Comment Period Ends June 18, 2015 Northwest ¼ of Section 29, Township 31 North, Range 18 East, in Blaine County Shawn Juers
OP691-06
TRD0691-06
Montana-Dakota Utilities Co Lewis and Clark Station EPA's 45-day Review ends June 26, 2015 Southwest ¼, Section 9, Township 22 North, Range 59 East, Richland County Shawn Juers
5106-00 Otter Creek Coal, LLC Bituminous Coal and Lignite Surface Mine Public Comment Period Ends June 10, 2015 Sections 3, 4, 9, 10, 12, 13, 14, 15, 16, 21, 22, 23, 24, 25, and 26 in Township 4S, Range 45E in Powder River County, MT Rhonda Payne
OP1689-00
TRD1689-00
Golden Sunlight Mine Gold Ore Mining Public Comment Period Ends June 1, 2015 NW1/4 Section of NW Section 29 Township 2N, Range 3W, Jefferson County, MT Craig Henrikson
OP0691-06
TRD0691
Montana-Dakota Utilities Co Lewis and Clark Station Public Comment Period Ends May 11, 2015 Southwest ¼, Section 9, Township 22 North, Range 59 East, Richland County, Montana Shawn Juers
5106-00 (Application) Otter Creek Coal, LLC Surface Coal Mine Received November 6, 2014 Sections 3, 4, 9, 10, 11, 12, 13, 14, 15, 16, 21, 22, 23,
24, 25, 26; Township 4 South, Range 45 East, Powder River County
Ed Warner
1570-07 Western Energy Company Surface Coal Mine and Extraction Facility Public Comment Period Ends August 6, 2013 Sections 1-3 of Township 1 North, Range 39 East; Sections 34-36 of Township 2 North, Range 39 East; Sections 1-6, 8-12, and 13-17 of Township 1 North, Range 40 East; and Sections 28, 29, and 31-33 of Township 2 North, Range 40 East in Rosebud County. Sections 3-6, Township 1 North, Range 40 East in Rosebud County, Sections 19, 20, and 27-34 in Township 2 North, Range 40 East in Rosebud County, and Sections 12-14 and 23-25, Township 2 North, Range 39 East in Treasure County Doug Kuenzli
3788-00 Mines Management, Inc. Underground Silver and Copper Mine Public Comment Period Ends 10/07/2011 The mine covers portions of Sections 23, 24, 25, 26, 35 and 36 in T28N, R31W, and Sections 2, 11, 14, and 15 in T27N, R31W in Lincoln County, MT. The Libby Creek plant site is located in Sections 2 and 11 T27N, R31W Julie Merkel
  Mines Management, Inc. The operation of a 20,000 ton-per-day (7,000,000 tons-per-year) underground silver and copper mine and processing facility known as the Montanore Mine. Public comment period ends 9/14/06 The Montanore Mine is located 15 miles south-southwest of the city of Libby Montana.  The mine covers portions of Sections 13, 14, 15, 23, 24, 26, and 35 in Township 28 North, Range 31 West, and Sections 1, 2, 3, 6, 11, 14, and 15 in Township 27 North, Range 31 West, in Lincoln County, Montana.  The Ramsey Creek plant site is located in Section 9, Township 27 North, Range 31 West. Julie Merkel