2018-08-03_PERMIT FILE - C1981019A ‎(4)‎

• Permit No: C1981019A
• IBM Index Class Name: Permit File
• Doc Date: 8/3/2018
• Section_Exhibit Name: EXHIBIT 15 Permits
• Media Type: D
• Archive: Yes

Colorado Department of Public Health and Environment
Air Pollution Control Division
Colowyo Coal Company, L. P.
Permit No. 95MF1040
Issuance 7
shall be maintained by the applicant and made available to the Division for inspection upon
request. (Reference: Regulation 3, Part B, II.A.4)
Process/Consumption Limits
Facility
AIRS
Equipment
Point
Process Parameter
Annual Limit
Daily Limit
ID
Overburden Stripping: Drilling,
Blasting, Excavation (with
Mining:
103/0327
draglines / shovels / scrapers /
94,896,300
318,790 tons
General
/001
dozers / front-end loaders),
tons of topsoil
of topsoil and
Reclamation, Hauling (240 -ton
and overburden
overburden
haul trucks) from both permit
06RB1317 and 95MF1040.
Coal
103/0327
Extraction of coal from the
4,000,000 tons
13,300 tons
Extraction
/001
open pit mine
Explosives use (area of
Explosives
103/0327
blasting shall not exceed
127,750
350 tons
use
/001
250,000 sq. ft. for any single
tons
blast.
Approximately
Approximately
Wind
103/0327
2,014 acres at
2,014 acres at
Erosion
/001
Areas subject to Wind Erosion
the time of
the time of
issuance of this
issuance of
permit.
this permit.
005
081/0007
Coal crushing
4,000,000 tons
33,600 tons of
Crusher
/022
of coal
coal
006
081/0007
Secondary coal crushing
4,000,000 tons
33,600 tons of
Crusher
/023
of coal
coal
Wind
081/0007
Coal Stockpiles
41 acres
41 acres
Erosion
/025
006
081/0007
Railcar loading terminal
9,000,000 tons
30,000 tons of
Loadout
/024
of coal
coal
025 Rock
081/0007 1
Rock crushing and screening
600,000 tons
3,000 tons
crusher
/028
for haul road maintenance
The daily limits included in this permit were developed and are included to prevent the operation
from causing or contributing to an exceedance of the National Ambient Air Quality Standards
(NAAQS) for the short term limits as applicable.
Compliance with the yearly process limits shall be determined on a rolling twelve (12) month total.
By the end of each month a new twelve-month total is calculated based on the previous twelve
months' data. The permit holder shall calculate monthly process rates and keep a compliance
record on site or at a local field office with site responsibility, for Division review.
STATE AND FEDERAL REGULATORY REQUIREMENTS
5. Visible emissions shall not exceed twenty percent (20%) opacity during normal operation of the
following sources: 022, 023 and 024. During periods of startup, process modification, or
adjustment of control equipment visible emissions shall not exceed 30% opacity for more than six
AIRS ID: 081/0007 & 103/0327/001 Page 4 of 22