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<br />Powder horn Coal Company <br />Paradox Ryd[ology System <br />S CdC1C Wate[ LfVe15 <br />1/01/91 thru 9/30/97 <br />Sample Site YSA LB <br />Location -39707.344 -9940.149 <br />Surface Elevation 7324.76 <br />Well Depth 20.00 <br />Oate Depth to Water Level <br /> Water IFt) Elevati on <br /> IFt Above MSL) <br />4/09/91 8 .79 7315. 97 <br />5/07/91 11 .53 7313. 27 <br />6/13/91 11 .83 7312. 93 <br />7/17/91 12 .21 7312. 55 <br />8/29/91 12 .99 7311. 97 <br />9/23/91 12 .92 7311 .89 <br />11/07/91 13 .13 7311. 63 <br />2/03/92 13 .12 7311. 64 <br />4/03/92 9 .70 7315. 06 <br />5/28/92 12 .13 7712. 67 <br />6/70/92 12 .35 7312. 41 <br />7/30/92 12 .88 7311. 88 <br />9/14/92 13 .20 7311. 56 <br />12/11/92 13 .22 7311. 54 <br />2/28/93 14 .05 7310. 71 <br />4/09/93 9 .01 7315. 75 <br />6/14/93 11 .04 7313. 72 <br />7/06/93 11 .39 7313. 37 <br />8/19/93 12 .66 7712. 10 <br />10/21/93 13 .17 7311. 63 <br />5/02/99 12 .27 7312. 49 <br />10/04/94 19 .80 7]09. 96 <br />5/01/95 6 .75 7318. 01 <br />8/14/95 11 .29 7313 .47 <br />10/05/95 12 .21 7712. 55 <br />5/08/96 8 .49 7316 .27 <br />9/13/96 11 .47 7313 .33 <br />10/02/96 12 .05 7312 .71 <br />5/21/97 9 .fi4 7315 .12 <br />7/08/97 9 .49 7315. 27 <br />Average: 11.65 7313.11 <br />Remarks <br />BAILED <br />BAIL 1 GAL (0.24 CV) LOW RECOVERY WELL, SAMPLE TOO TURBID FO R SULFIDE TEST (PER <br />LAB) <br />BAIL 1 GAL (0.25 CV) LOW RECOVERY WELL <br />BAIL 1.5 GAL (0.77 CV) LOW AECOVERY WELL <br />BAIL 3.4 GAL 10.68 CV 1 TILL NEAR DRY <br />BAIL 2. 8 GAL (0.70 CV) TILL NEAR DRY <br />BAIL 1 GAL (0.25 CV) <br />BAIL 1. 0 GAL. <br />BAIL 3. 6 GAL. <br />BAIL 3 GAL. <br />BAIL 2. B GAL. <br />SAMPLED <br />PUMP 2. 5 GAL <br />PUMP 5 GAL <br />BAIL 6 GAL <br />BAIL 2 .5 CAL <br />BAIL 2. 5 GAL <br />PUMP 2. 5 GAL AT 0.4 GPM <br />• <br />n <br />N <br />a <br />Conditions Specified: From 1/01/91 To 9/30/97...YSAL1 OR YSAL3 OR YSALB OR YSAL12 <br />