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PAP,T I <br />Paae 3 of 15 <br />PEP.r91T rJO: CO-0036021 <br />• <br />.. EFFL'JEt;T Llt^„TATIC'IS (Continued) <br />COtd T;.l:;l^.EN7 REGUI,REHE~JTS (Coal Mines only) <br />The raciii[ie; shall be designed, r_ons[ruc:eti and :',.~intained [o <br />contain, ~.;- treat the vnlunc of eater from a~ti•.~e raining areas, <br />I;r~.•^;: a,ipi: plants, and associated areas o-rhich o-~ould result from a <br />i,-ve~7r, 24-hour, prc~_iui [anon even[. The term "10-ye.;r, 24-how- <br />prec'.pi;odor. even[" means the caxinur., 24-hr,ur precipitation e~dent ~.ei'ih <br />, ornt~able 'eoc~urrence interval of once in 10 ;ears. <br />.li!hin ~D Ja':s of the effective dale of [h~ permit, the perr,i ttee <br />;Hall submit verification [ha[ the facili[•/ has been designed, <br />constructed and riain[ained in accordonce ~:~i[h [he criteria above. <br />Tliis :erilic.;ricn shall also idco[ify the gaune station used and the <br />10-year, 2=-i~our nrecipitation figure (in inches or rain). <br />Such verifica~icn may be in the form of a letter or other indieatien <br />from :'ae Colorado 1lined Land Reclamation Board, the Federal Office of <br />Surface "tininn, the Federal Environmental Protection Agency, or oChor <br />appropriate acenc•; acceptnbie [o [he Colorado 4later Quality Centroi <br />Di~~i;iOn, SC,lting that .he above cri [eria 'nave been me[. <br />C~ <br /> <br />..,. ~vC:~.'!oi:, incro~se ir. volume of a discharge, or discharge from <br />-~~,ass _y~st~~~i, r:hic!i is caused by pre~ipi[ation or snrn~rmelt, shall <br />nc- be suJjEC[ to the li~i [a[ions set forth in PART I-A, page 2 of thi; <br />7e rni t. phis esaT~p[ion is available only if [he facility has met the <br />IC- eon. 2=!-hour containment reGuiremen[s. <br />ed^r.:l a.,gist~-r. Vol <br />1~4, !:o. 250, Deceober 2ft, 1979. <br />Revised April 1984 <br />L I <br />3i~1 <br />