FRS Facility Detail Report


BIG SKY MINE

EPA Registry Id: 110009715086
STATE HIGHWAY 39 SOUTH
COLSTRIP, MT 59323


The facility locations displayed
come from the FRS Spatial
Coordinates tables. They are the
best representative locations for
the displayed facilities based on
the accuracy of the collection
method and quality assurance
checks performed against each
location. The North American
Datum of 1983 is used to display
all coordinates.

Environmental Interests

Information System System Facility Name Information System Id/Report Link Environmental Interest Type Data Source Last Updated Date Supplemental Environmental Interests:
AIR FACILITY SYSTEM
BIG SKY MINE 3008700009 AIR MINOR (PERMANENTLY CLOSED) AIRS/AFS 08/22/2014
MONTANA - CONSOLIDATED ENVIRONMENTAL DATA ACQUISITION AND RETRIEVAL SYSTEM
BIG SKY MINE 50001 STATE MASTER MT-CEDARS
FITS-138527
AIR PROGRAM
FITS-169098
HAZARDOUS WASTE PROGRAM
NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM (ICIS-NPDES)
BIG SKY MINE MT0000884 ICIS-NPDES NON-MAJOR ICIS 09/03/2021 ICIS-
ENFORCEMENT/COMPLIANCE ACTIVITY
EMISSION INVENTORY SYSTEM (EIS)
BIG SKY MINE 7631811 AIR EMISSIONS CLASSIFICATION UNKNOWN EIS 08/16/2024
RESOURCE CONSERVATION AND RECOVERY ACT INFORMATION SYSTEM
BIG SKY COAL CO MTD063728984 VSQG (Y) RCRAINFO

Additional EPA Reports:  

MyEnvironment  Enforcement and Compliance  Facility Coordinates Viewer  Watershed Report

Standard Industrial Classification Codes (SIC)

Data Source SIC Code Description Primary
AIRS/AFS
1221
BITUMINOUS COAL AND LIGNITE SURFACE MINING

MT-CEDARS
1221
BITUMINOUS COAL AND LIGNITE SURFACE MINING

NPDES
1221
BITUMINOUS COAL AND LIGNITE SURFACE MINING

Facility Codes and Flags

EPA Region: 08
Duns Number:
Congressional District Number: 01
Legislative District Number:
HUC Code/Watershed: 10100002 / BIG PORCUPINE
US Mexico Border Indicator:
Federal Facility: NO
Tribal Land: NO

Alternative Names

Alternative Name Source of Data
BIG SKY COAL COMPANY - BIG SKY MINE NPDES
BIG SKY COAL COMPANY NPDES PERMIT
BIG SKY MINE AREA B MT-CEDARS

Organizations

Affiliation Type Name DUNS Number Information System Mailing Address
REGULATORY CONTACT
BIG SKY COAL COMPANY
MT-CEDARS
View
MAILING ADDRESS
BIG SKY COAL COMPANY
NPDES
View
SITE CONTACT
BIG SKY COAL COMPANY
NPDES
View
REGULATORY CONTACT
BIG SKY COAL COMPANY
MT-CEDARS
View
OWNER
BIG SKY COAL CO PEABODY ENERGY
RCRAINFO
View
OPERATOR
REGINALD HOFF
RCRAINFO
View
OWNER
PEABODY COAL COMPANY
RCRAINFO
View
MAILING ADDRESS
BIG SKY COAL COMPANY
NPDES


National Industry Classification System Codes (NAICS)

Data Source NAICS Code Description Primary
RCRAINFO 21211 COAL MINING
AIRS/AFS 212111 BITUMINOUS COAL AND LIGNITE SURFACE MINING.
MT-CEDARS 212111 BITUMINOUS COAL AND LIGNITE SURFACE MINING.
RCRAINFO 21311 SUPPORT ACTIVITIES FOR MINING
EIS 2121 COAL MINING

Facility Mailing Addresses

Affiliation Type Delivery Point City Name State Postal Code Information System
REGULATORY CONTACT 1013 E BOX ELDER GILLETTE WY 82717 MT-CEDARS
OPERATOR PO BOX 97 COLSTRIP MT 593230097 RCRAINFO
REGULATORY CONTACT PO BOX 97 COLSTRIP MT 593230097 MT-CEDARS
OWNER 1300 SOUTH YALE FLAGSTAFF AZ 86001 RCRAINFO
SITE CONTACT PO BOX 670 ALBEMARLE NC 28002 NPDES
REGULATORY CONTACT PO BOX 97 COLSTRIP MT 593230097 RCRAINFO
OWNER PO BOX 97 COLSTRIP MT 59323-0097 RCRAINFO
FACILITY MAILING ADDRESS PO BOX 97 COLSTRIP MT 59323-0097 RCRAINFO
MAILING ADDRESS PO BOX 97 COLSTRIP MT 593230097 NPDES
MAILING ADDRESS PO BOX 97 COLSTRIP MT 593230097 MT-CEDARS
FACILITY MAILING ADDRESS PO BOX 97 COLSTRIP MT 59323-0097 AIRS/AFS

Contacts

Affiliation Type Full Name Office Phone Information System Mailing Address
UNKNOWN CONTACT
GORDON BRANNON
4067482321
AIRS/AFS


FACILITY SITE CONTACT
BRAD DINGEE
3076876932
NPDES


COMPLIANCE CONTACT
GORDON BRANNON
4067482321
AIRS/AFS


SITE CONTACT
BRYCE WEST
3145882784
NPDES


UNKNOWN CONTACT
SCOTT COWMAN
9702760630
NPDES


Query executed on: OCT-15-2025