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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
2971-02 Hall Gravel Works, LLC Portable Crushing Plant Appeal Period Ends Date May 1, 2015 Various Locations around MT John P. Proulx
5121-00 Express Pipeline LLC Buffalo Station Public Comment Period Ends April 28, 2015 NW¼ of the SW¼ of Section 7, Township 12 North, Range 16 East, in Fergus County, Montana. Shawn Juers
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
OP0513-11
TRD0513-11
PPL Montana, LLC – Colstrip Steam Electric Station Coal-fired electric generating facility Appeal Period Ends May 7, 2015 Section 2, Township 2 North, Range 41 East, Rosebud County Ed Warner
5117-00 J&J Excavating & Trucking Inc. Portable Crusher and Screen Appeal Period Ends April 14, 2015 Township 6N, Range 20W, Section 30 in Ravalli County, Montana Rhonda Payne
OP1628-06
TRD1628-06
WBI Energy Transmission, Inc (WBI) Hathaway Station Natural Gas Compressor Station Appeal Period Ends April 25, 2015 NE¼ of the SE¼ of Section 34, Township 7 North, Range 45 East in Custer County, Montana Rhonda Payne
5120-00 Knife River North Central Asphalt Plant 3 Public Comment Period Ends April 20, 2015 Initially located at Township 24N, Range 59E, Section 13 in Richland County, Montana. Rhonda Payne
1564-30 Exxon Mobil Corporation Billings Petroleum Refinery Appeal Period Ends April 20, 2015 Southern half of Section 24 and the Northern half of Section 25, Township 1 North, Range 26 East, in Yellowstone County, Montana Shawn Juers
5019-01 SJ & TJ Properties - Eastern Montana Pet Crematory Animal Crematorium Public Comment Period Ends April 17, 2015 Section 34, Township 8N, Range 47E, in Custer County MT Rhonda Payne
5119-00 Knife River North Central Aggregate Crushing Plant Public Comment Period Ends April 17, 2015 T24N, R59E, Section 13 in Richland County, MT Rhonda Payne
OP2954-07
TRD2954-07
WBI Energy Transmission, Inc. Baker Station Natural Gas Compressor Station Public Comment Period Ends April 15, 2015 SE¼ of the SE¼ of Section 12, Township 7 North, Range 59 East, in Fallon County, Montana Rhonda Payne
5117-00 J&J Excavating & Trucking Inc. Portable Crusher and Screen Public Comment Period Ends March 26, 2015 Township 6N, Range 20W, Section 30 in Ravalli County, Montana Rhonda Payne
1564-30 Exxon Mobil Corporation Billings Petroleum Refinery Public Comment Period Ends March 18, 2015 Southern half of Section 24 and the Northern half of Section 25, Township 1 North, Range 26 East, in Yellowstone County, Montana. Shawn Juers

OP0513-11

TRD0513-11

PPL Montana, LLC – Colstrip Steam Electric Station Coal-fired electric generating facility EPA's 45-day Review ends April 6, 2015 Section 2, Township 2 North, Range 41 East, Rosebud County Ed Warner

OP1628-06
TRD1628-06

WBI Energy Transmission, Inc (WBI) Hathaway Station Natural Gas Compressor Station EPA's 45-day Review ends March 19, 2015 NE¼ of the SE¼ of Section 34, Township 7 North, Range 45 East in Custer County, Montana Rhonda Payne

OP1628-06

TRD1628-06

WBI Energy Transmission, Inc. (WBI) Hathaway Station Natural Gas Compressor Station Public Comment Period Ends January 23, 2014 NE¼ of the SE¼ of Section 34, Township 7 North, Range 45 East in Custer County, Montana Rhonda Payne

OP2035-03

TRD2035-03

Colstrip Electric Limited Partnership Coal-Fired Electric Generating Facility Appeal Period Ends January 15, 2015 NE ¼ of Section 32, Township 3 North, Range 41 East in Rosebud County Ed Warner
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