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. __ ,. ~.. ,_~ ~ Attachment I Apex No. 2 Coal Plinc 1. Diversion ditches tJo. D1, D3, D5, Dy, and DL0 (found on map, Apex No. 2 Piine Place 1, site plan in mine p1a.n) show potentially erosive velocities. Snnland must provide to OSA1 for approval either a plan to reduce the velocities or present ev.idenr.e that erosion ~,a.ill not take place. This inf.orma[ion must he submitted within 30 days and consCrnc[ton of [he ditches m; ry not take place until oSM approval is received by the applicant. '?. $ubml.t co OSM (or review the measures that will be taken r.o protect the inlet end of any and aL1 ditch relief culverts. 3. Surface and Cround bJater hloniCOring The following must be included in the sarnp.li.ng plans that were submitted by the applicant: a) Samples sF:a1.l he coller_ted monthly, through mining and reclamation operat{ens; h) The fo1].owin~ parameters shall be sampled, in addition eo those listed in the mine plan: total iron, dissolved iron, total dissolved solids ('1'DS), ~7itrate-Nitrogen, oil and ,grease (surface only): with quality or flow measured each Cime a water quality sample is tn4:en; i c) Raw data, graphical summaries and .in[erpr•aCations of the data shah he submitted co oSl~f 3nn~ially. 4. A surface water quality inonitnrin~ site siml.L;tr [o the proposed site shall hu installed just downstream of the surface facilities. A plan for the instnlla[ion shnu]d he suhmitted to OSM within 30 davs. 5. An adrlitional alluvial ground water monitoring well shn11 he installed in the :R•1/v of the S'dj4 of Sec. 22 T4N, RAGW, at the site mentionod by the applicant 1.n the NP,P. Plans f.or installation shrnild he suhmitr_cd to OSPt '..•1 chi n 30 days. 5. .JO r.,n[erial shall be retrieved from the south side of Trout Crec4: until inConnacion is presented to OS^1 on where and when the retrieval will occur, how it will be accompLishe.d, and proposed reclnmatior. of Trout Creek aftec retrieval. .:scran..._.