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The ::?ssive sandstone ;•:2mber of the underl~-?-ng Foiat Loo}:out ~ard- <br />• stone is considered a potential aquifer. Porosit;• and per-.ezbilit;• are <br />generall,• good, -echarge of the aouifer is along the outcroc :.'.rich is <br />z~rroxi*.latelr four miles to tl:e north of the nine area. TC.is member of <br />the Point Loo'rout Sandstone is seozrated from the overl•~-^~ ^ineable coal <br />seams b~• generally impermeable cla;• s!-,ales of the Lo:.er }:e-:efee For^_tion, <br />TY.e lower rre.;,ber of tY,e Point Loo}~out 3zndstone lac}.s the rorosit~• and ner- <br />meabilit;~ to be considered a potenti=_1 source of water. <br />The ::ancos Shale, rraich underlies the Point Loo`:out sandstone, is zl- <br />r.,ost totallR impermeable except where fractured, <br />P:APG:i:;D :'.,-_-- .OLLDT=O'.: Cv:~T~L <br />It i:as been proposed bar FerEacor, =r.~i.^.eers that surface runoff fron <br />or t'.:rough t};e mined are=_ •..•ill be co-t=_ired ir. settling po'-1s. Suc!: r=ten- <br />• tior.:rili present cont~:.irtion of ;a Gulci; drainage and the La Flata <br />river b;~ particulate -;atte-, <br />Field examination o_` the outcro-s of t?~e :enefee Forc.stion indicates <br />'that shales within tip io:aer 1•:ene`ee co:•m~tion will rrevea~ down:lard rer- <br />colatior. of :.eaters and thus prevent possible ccnta.:~naticn o. the po;,e.^.tial <br />aquifer within the underl;•ing massive sandstone of the Po'_at Loor:mst c,and- <br />stone , <br />Other control measu-es, w:icy are oe;:ond the scope o: this report, have <br />been designed by Ferguso^ engineers, <br /> <br />3 ~~ @~ X718 -~F'.`~o 4 /~'G-!'C ///- / ~' 'L~-i•~- <br />;~Q= ° ~,--..+..,..,.•~ o : Fred ... Johnson, sly P.G., A.I., <br />y~'• AIPG~ 'sue; ./ <br />' , <br />11 ~Fn _f~ M, IONN~~ c6~r <br />