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APPCOR11126
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APPCOR11126
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Last modified
8/24/2016 6:31:34 PM
Creation date
11/19/2007 2:17:42 PM
Metadata
Fields
Template:
DRMS Permit Index
Permit No
C1981025
IBM Index Class Name
Application Correspondence
Doc Date
2/24/1983
Doc Name
SNOWMASS COAL CO PERMIT APPLICATION C-025-81
From
WESTERN ASSOCIATED COAL CORP
To
MLR
Media Type
D
Archive
No
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r StipLlation No. ©: <br />moni tor-i ng wells ai <br />monitor groundwater <br />drilled ire Mine IVo. <br />CMLF~D.) <br />k'ithin 9U days, install additional <br />ith praoer completions and s=clines to <br />in the Upper Sandstone. (4lells m_~y be <br />s,nd spacing plan must be sLr6mitted to <br />Rr-__sponse: b!itF~i.n Mine No. - there arE currently thrEa <br />piezor~~ters completed in th2,Upper Sandstone (including a <br />tr~rrisi.tion -:ore 4rith overlying sandstones ar~d shales p?r <br />Table =.6.1-1). Figure ~.o.i-J o? the p=rmit application <br />provi.das pie=o.r.etric surface contours o? eroundwater in the <br />Upper- ~~a.ndstone in Mine No. 3. It ryoLrld appear the.t this <br />levzl o; information with re=_.pect to the Uooer Sandstone is <br />sufficient far- tl~e follor•rir~g reason: <br />(1> Paining of the Anderson Seam in the hlo. 3 Min= grill <br />have ~ negligible effect on the Upper- Sandstone since it is <br />~.tra'tigr-aphic~t).ly. 65-70 feEt above 'this sandstone (and <br />Sno~rme.ss has no plans to take the A Seam in the No. .3 Mine); <br />(2) toning ^? the ~A Seam in the t•!o. 1 Mine is <br />appra::ime.tely 8uU fees beloar the Upper Sandstone: . <br />(_) Foth the permit application and CMLRD's F'raposFd <br />Decision and Findings Document project,'minima2 impacts an <br />the Upper- S~.r~dstone from mining the A Seam from both general <br />hydrologic ar~d sLrbsider~~e standpoints becaLrse of the thicl: <br />intErhr_rrden interval' <br />(4) <br />be.sefloo-r <br />vrater to <br />according <br />Document, <br />Tha Upper Sandstone apF <br />to Piorth Thompson Cre={ <br />only two springs iri <br />to CMLRD`s F'raposed <br />e.re not important: <br />Ears <br />and <br />the <br />Dec <br />to aLrpply r~ealigible <br />z;ooe.rently provides <br />permit Brea which, <br />ision e.nd Findinc= <br />(5) In the E;;isting wor)::ings of P1ine No. 1, no <br />=-ianificar~t inflows from ovellyina water-hearing forme.tions <br />ha`/e occLrrred with =_ubsidence dLre to the an-going lcngr•rall <br />miming operation: <br />(6) Thee are no e;:isting users of groundwater from the <br />Uocer Sandstone in the aenEral ~.r-ea (e.r~d the potential for <br />future development i=_ very law du= to dEpth); and <br />(7) tither or.-coing monitoring oroarams (e. a., mine <br />ire?1oUr, mine dische.ree, and e:;isting b=_droc: groundwater <br />mor~itoring> will pro`/ide an indication if grc!::~d~rater from <br />nearby avatar-bearing zones is being affected by mining. <br />I recornmer~d the.t Snowme.ss offer to monitor o-rater levEls <br />fnr the e::istir~g pie=o~nete!s on a monthly b=.sis (`/ersu=_ <br />e~_ra.rtErly a._ =_pecified in Tahle _.6-1-9). This is consistent <br />with the requirem=_nt of Stipulation No. 9 <sae re=_oonse <br />below) . I shoLrld also not= th~.t dEpendir~g on the e::ter~t of <br />CI"LED's concern ~.rith the quality of the completions of these <br />pie=orr~===tern it m~.y t= ne•==ssa.ry to further E`/a.lu~.tE t`~e <br />dsgree to o-rhich these pie_omaters accure.tely reflect a.at_r ~~J <br />levels in the Upper Sand :tone. Z~ Zy J <br />Qh exCt~p~' rrhor'v~ Q ~ O~olo~4!(r<.. <br />~(7n'~voC~'oV ~~- $N OW~1,(A $ 3 V~ uGJT•Cc~ <br />
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