REP33863

• Permit No: C1981014
• IBM Index Class Name: Report
• Doc Date: 11/2/1989
• Doc Name: SOUTHFIELD MINE WATER RIGHTS ENGINEERING REPORT
• Permit Index Doc Type: HYDROLOGY REPORT
• Media Type: D
• Archive: No

APPH~IZ C
COiAI. PYHPAYAiLOt Pi~IR VAS6Y CAI1CIIIaZIOl1S (1985)
1 ~-p ut to Plant
1) 432,000 tons raw coal (15Z moisture);
432.000 tone Z 2000 lha. Z 0.1200 ~gl. + 325.900 gal. = 15S =
ton lb. of 47.7 of
2) Water delivered to Plant (consumptive use)
1 54.0 of (moisture contained in output coal and refuse) +
1 0.8 of (Outside Washing) + 0.2 of (Black Water Pond
evaporation) - 4.77 of (moisture contained in raw coal
eateriag plant) = 7.3 of
Total 55.0 of
1 Out
1 1) pyt of Plant
297.000 ton clean coal (12Z moisture)
26.2
of
1 (calculations completed as above for raw coal)
2) 58.000 tons belt press mud (35.SZ moisture) 15.2
3)
11 50.000 tone fine refuse (27 .1i moisture) 10.2
4) 23.000 tons coarse refuse (12.25 moisture) 2.1
7 5) 4.000 tons rotary breaker reject (9.OS moisture) 0.3
6) Black Water Pond evaporation = 0.2 af. (Pond surface
area = 0.21 acre. net evaporation = 2.67 feet
per year. pond empty 8 months per year) and
Outside Washing = 0.8 of (estimate of 1000 gallons
per day : 250 working days) ~ _
Total 55.0 of
' Note: For future coal preparation plant water use. the
above amounts were increased by a factor of
' (500.000 cone fyinrP.clean.snal) = 1.68
297,000 tone 1985 clean coal
1
1