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 HYDROLOGIC TESTING AQUIFER TPT DATA
State Colorado County Montrose T. 47 QNj, R. 16 E• , Sec. 36 WELL NO. GW-N14
Personnel S. Dingman & D. Jones Driller
Test type: 1. Single well drawdown 2. Single well recovery 3. Drawdown with obs. well
4. Recovery with obs. well Other (specify) Slug InjeCtiOn
otal well depth 95 ft. Well diameter? 7I8 in. Casinp, diame, er jn.
:asing type PVC Type of screen or perforation •-010 1 slotted i'ifG
Interval of screen or perforation 80.1 - 95.0 Pump hp. & type MIA
Pump depth N/A ft. Aquifer Dakota Coal Aquifer lithology
Altitude of land surface 5711.68 How determined �jjrYeypd
MP I -1 LSD 1.40 feet N/A
Below Altitude MP
SWL 61.34 feet How measured Electric tape
I
DATE PUMP ON PUMP OFF t (time )
I I
Min. So I Sw I SW/
So
(ft. ) (ft. ) I
7-14-86 N/A N/A
An instantaneous slug f water
our
. in 0 4.94 4.94 1.0
4" casing) at 09:43 hr . 0.2 4.94 4.90 0.99
0.8 4.94 4.86 0.98
1.4 4.94 4.83 0.98
2.4 4.94 4.80 0.97
3.5 4.94 4.69 0.95
4.6 4.94 4.61 0.93
5.6 4.94 4.52 0.91
6.8 4.94 4.46 0.
7.4 4.49 4.42 0.89
8.4 4.94 4.
10.4 4.94
12.4 4.9
14.4 4.94 3.97
15.4
17.7
22.4 4.9
27.4
32.4 94 '
UT-
38.4 4.94 2.76 0.56
47.4 4.94 2.39 6.48
57.4 4.94 2.05 0.41
67.4 4.94 1.71 0.35
77.4 4.94 1.49 0.30
• 0.22
7-2-21 Revised 04/11/08