1981-08-20_GENERAL DOCUMENTS - C1981038

• Permit No: C1981038
• IBM Index Class Name: General Documents
• Doc Date: 8/20/1981
• Doc Name: Proposed Decision & Findings
• From: DRMS
• To: Colorado Westmoreland, Inc
• Permit Index Doc Type: Findings
• Email Name: BFB
• Media Type: D
• Archive: No

TABLE 6
ENERGY USE AND INPUT VS. ENERGY OUTPUT
Production Production
Rate of Rate of
700,000 1,300,000 Percent
Tons/Year Tons/Year Increase
ENERGY USE AND INPUT
ELECTRICITY
Entire Mine Operation
KWH yr 1 94 x 1010 1.4 x 1010 67.1
B•U/yr 3:2 x 10 4.8 x 10
DIESEL
j. Mi"ne 5 5
Gal/yr 1 1.3 x 1010 23 x 1010 56.5
• BTU/yr 1.8 x 10 3:2 x 10
Truck Haula e 4 4
' Gal/yr 21 x 109 3.9 x 109 53.8
B•U/yr 2:9 x 10 5.4 x 10
Unit Train to NIPSCO
a yr 27 x 1011 5.I x I011 52.9
BTU/yr 3:7 x 10 7.0 x 10
Unit Train to Goodyear 5
" a yr --- 1.6 x 1010 NA
BTU/yr --- 2.2 x 10
GASOLINE '.
Employee Travel c/
_ a yr d 37 x 104 6.1 x 104 61.0
gN/yr 4:7 x 109 7.7 x 109
ENERGY INPUT
TOTYL-617ALL SOURCES AND USES
BTU Year 4.3 x 1011 8.2 x 1011 52.4
ENERGY OUTPUT
COAL
BTU Year 1 1.5 x 1023 2.9 x 1013 51.7
NET ENERGY DIFFERENCE
OUTPUT INPUT
BTU Year N 1.5 x 1013 (+} 2.8 x 1013 53.5
RATIO OF ENERGY INPUT TO ENERGY OUTPIrT
OUTPUT BTUINPUT BTU- 1 35 : 1
1 KWH - 3,413 BTU
f1 Gallon Diesel - 1.4 x 105 BTU
Assume 15 miles average travel/day/employee, and average 16 mpg/vehicle
and 250 days employment/employee/year
1 I Gallon Gasoline - 173 x 10 BTU
1 1 'Ton Coal - 2.2 x 10 BTU
Source for a/. b/. and e/: EPA 1979 (EPA-60017-79-0826)
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