1988-04-11_PERMIT FILE - C1981008A ‎(11)‎

• Permit No: C1981008A
• IBM Index Class Name: PERMIT FILE
• Doc Date: 4/11/1988
• Doc Name: Aquifer Test Data,Data Plots,Supporting Calculations & Type Curves for Nucla & Nucla East Mining
• Section_Exhibit Name: Tab 7 Appendix 7-2
• Media Type: D
• Archive: Yes

PEABODY COAL COMPANY - WESTERN DIVISION
AQUIFER TEST DATA
Mine Nucla East Page 1 / 2
State Colorado County Montrose Well No. GW-N14
Personnel John Cochran, Mark KofflerT. 47 N ,R. 6 ---�E. 9 Sec. 36
S. V
Test Type Slug Injection
Total Well Depth 95.0 ft. We Diameter 7 7/8 in. Casing Diameter 4.0 in.
Casing Type PVC Type of Screen or Perforation Mil-slotted
Interval of Screen or Perforation 80.1 - 95.0
Aquifer Coal Aquifer Lithology Coal
Altitude of Land Surface 5711 .68 How Determined surveyed
SWL ft. 5d./4 How Measured Sinco Transaucer
Ho= 1 .48 ft.
Date Time Water Level H H/Ho
(mins. ) (ft. ) (ft. )
8-19-87 0 57.26 1 .48
. 167 57.27 1 .47 .993
.250 57.28 1 .46 .986
.333 57.30 1 .44 .973
.500 57.30 1 .44 .973 '
.833 57.32 1 .42 .959
1 .333 57.33 1 .41 .953
1 .500 57.34 1 .41 .946
2.000 57.35 1 .39 .939
2.500 57.37 1 .37 .926
3.00 57.38 1 .36 .919
4.00 57.42 1 .32 .892
5.00 57.45 1 .29 .872
6.00 57.48 1 .26 .851
7.00 57.51 1 .23 .831
8.00 57.53 , .21 .818
9.00 57.56 1 .18 .797
10.00 57.59 1 . 15 .777
13.00 57.66 1 .08 .730
17.00 57.75 .99 .569
20.00 57.82 .92 .622
25.00 57.90 .84 .568
30.00 57.98 .76 .514
35.00 58.06 .68 .459
40.00 58. 12 .62 .419
45.00 58.19 .55 .372
7-2-26 Revised 04/11/88