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/ because the mil ne is not dewy=erino the do ndip arP_a outside <br /> ` the i meu4-- a-e i ine area , nor is the aquifer Systeii being <br /> permanen- tiv dewater d or impacted . T..e impacts are short <br /> live,! because .:ion Nine abandoie=lent the work4 nl- areas -will- <br /> be allowed to flood and .the recharge area to function in a <br /> _;.ore efficient manner than that which existed prior to <br /> mining . In ot'_ner words , during the Forking of the mine, tze <br /> pumning activities temporarily di-:errs water from the recharge <br /> area , but upon 7-nine abandonment the recharge area will be <br /> naturall-7 restored to a condition equal to or better than <br /> pre-minir - if the mine shafts sloped to-vards the aquifer <br /> discharge Zone , a concern regarding the potential for dewater- <br /> ino a regional area cc--, Id be raised . ;However , the water <br /> being pumped fro;z the underground -uorkings is from the top <br /> oLc the aquifer , rather than from the bottom . The mining <br /> operation is tr.erefcre having little or no short ter:: <br /> impacts on water quantity and no long tern. iTipacts on a <br /> future ground water source . See discussion of impacts on <br /> ground water quality on the following page (12 .1) . <br /> Another concern, though unfounded , is the <br /> oossibllit_' oT adverseiy disturbing the fioG: system due to <br /> future 'line subsidence . The B and Middle coal beds are <br /> tight , low pe-7meable and non water bearing formations . The <br /> roofs of z_.e mines , _f subsidence occurs , will collapse into <br /> the. -mine -oids . .he closest agL"!i= c:r to t_he collapse Zone is <br /> the underlyir_ Rollins Sandstone . The closest overl�''_n7 <br /> sandstone 2 _uif er uniz is separa _ed _ror, the B bed off" a �� <br />