Laserfiche WebLink
NSo t;.;3 ~5 f J'OD <br />LDO 13 b y~, ~ 2G <br />~l'f0 3,.y 2k~1 o.la <br />3~0 ~ ~ ~?+ <br />. <br />y,19 . o, c2 <br />y~~ , <br />30.7- ~`~ 4'lL <br /> `~'~~ I.oY <br />jtioo <br />' fULO L~ <br />~ <br />fable ~ Quality of Aline V1 <br />gtet at the West Elk Aline During the 1992 Water fear ' <br />~ pH Conductivity TSS TDS Total Fc <br />Loca[ion Date t~ units) (µmhos/cm) (mg/L) (mg/L) (mg/Lj <br />MB-1 Discharge 1125/91 ~~ 8.9 2050 10.8 1550 0.29 <br />MB-I Discharge 03/31/92 8.42 1550 3.6 1040 0.05 <br />MB-1 Dischar e 05/18/92 8.7 1950 8.8 1350 <br />MB= ischarge 11!25/91 8.3 520 7.8 330 0AG <br />MB-2 Discharge 02/18/92 8.4 900 1 L4 6I2 0.72 <br />MB-2 Discharge 03/12/92 7.95 1670 2.0 1070 0.32 <br />MB-2 Discharge 0.3/02/92 8.2 950 19.8 524 0.83 <br />MB-2 Discharge 05/18192 5.4 900 3.4 579 0.1 I <br />MB-2 Discharge 06/09/92 8.4 950 3.8 560 0.00 <br />MB-2 Dischar e 07 6 2 - 0.25 <br />- and Grab 05/06/92 9.?' 1310' 946 2iA <br />MB-6 Pond Grab 06/03/92 8.T 650' 390 37.7 <br />MB-6 Pond Grab 09/08/92 9.1' 1030' 6.32 _1.6 <br />Note: <br />' Fietd measurements <br /> <br /> , <br /> <br /> ~o. ~, b:'dt~) ovt coal <br />Table 6 M1line Water Balance for the West Elk Mine ~ N (,~ r ~ `1 I ,~ ,p!1 (L V <br /> 1i1~ (~ (` ~~' <br />Parameter Volume (Acre-feet) <br />Water pumped to FW-1 from the North Fork 92.5` <br />Potable water processed ~ ~ ~ ~pl~, ~f { ~avJ 12.3 <br />Water pumped underground <br />Water discharged from underground 63.2- <br />.,., , 'v^ 4Url ~Piv rl f S,,l,l.r~' ~ 36.G' <br /> <br />Water leaving the mine on coal as added moisture f Y~ vLt L(~ C7t' <br />_ X0.6 <br />Water leaving the mine on gob as added moisture ~ •F~ (/ a~;;,;~ ,q C (~N14!+Vll,~. 01 <br />o <br />Water transferred from MB-I and MB-2 to FW-1 (estimate) <br />i rl :M I vt-P-• 7.5 <br />Water leaving the mine in ventilatin air and seepa1ge J 17.1_ <br />1 <br />~ <br />G <br />~ <br />Estimated sustained Flow ( <br />iS~ <br />Ia1E~Otil <br />dM~.CO <br />cV! <br />I' <br />i <br />fl <br />i <br />i ~~fMeG' 5.0 <br />(0 <br />~I <br />ne water <br />ow (est <br />otal m <br />n <br />mate) 1 , <br />Total mine water outflow (estimate) ~ i ,I f,{/„1 CC S i <br />65.2 <br />I MpOV ~c d W2~Pi~ Y I /(~ (OW~ 74 4 <br />~rl~scltdrr~«I ~rc.Mcti u~•d~.~'~rt~:,d.vorG~nf$ _ - <br /> <br />-~ ., (~U~,n~t~ U G , - (D3,2;.t~,,,~ u6 ~a, 5 f1dt~% t~Ov~N f". to irr; I <br />' <br />). r <br />~ <br />^ c G.~ <br />~` ~- 5.b ;S{. ~ti:slet:~. ~ ' UGC --3~a, (, <br />:~1c~.;:~r~21 -63_.L VdwII:G~ tt~~ac..J,ou~~d_ <br />\ <br />` <br />~t~'ti 1G~a~ ,ti. 9:di ~ 4'ldk;rav~ wy d ~ <br />, <br />. I I <br />Ih1 <br />1~' j ,t.. .S U~ ~~ <br />7 -~ <br />I ~ ~ I 1L•sa,a~r vrc <br /> `wPa~,t- <br /> <br />