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Water quality star~dar•ds ar~d effl~.rer~t lirnitatior~s at the <br />• existing mining oper•ati~~n ar•e r•egi_rlated by the C~~l~~r•ado <br />Department of Health under the terms c.f ari Np~DES Permit, and <br />by the Coal Reg~_rlat i~_~r~s ~~f the C~~lor•adc~ Mined Lard <br />Reclarnat3or~ Roared. The applicable effluent lirnitat>.c~r~s will <br />be met 6y ~_rtilizing treatment methods which will i~ncl~_rde <br />r•evegetatic~r~, rnir;>,rni~ir~q dist~.ir•bed areas, sedirner~t <br />retention, nn_ilch, and sed>.rnentatior~ ponds. Water q~.rality <br />control measures are disci_rssed >.n detail ~.rnder Sectic~r~s <br />c. Vv. 4 Arid c. pv. E. <br />Where practical, diver•si~~r~ rneth_~d~~ will be ~_rsed tc~ change <br />the fl~~w of water from ~_rndist~_rrbed areas sc~ as tc~ bypass the <br />dirt ur•bed area rather than ~_isiriy treatrner~t facilities. The <br />• principal technique to 6e eased '-~=~r thrs p~.rr•p%~se will be <br />diver•sic~r~ ditches. The ditches ar•e 1~=~cated c~r~ the <br />Hydr•olr_~gy Map iMap 7). <br />Toxicity results ar•e per~dir~y frc~rn CDS Labc~r•atories. See <br />letter, Exhibit .l E. N_~ special tr•eatr~rer~t ~=~f coal pr•_~cessir~q <br />waste wi 11 be necessary as none wi 11 6e pr~~d paced. See <br />Sectior~ 4.11. As disc~_rssed ire Section ~.U5.4, La F~lata C~_~al <br />Corp. will use mulch can the graded area as crr~e method to <br />pr•ever~t excess wind _~r water erc~sic~r~. La F'lata C~~~al C%~r•p. <br />plans t~~ have s~_rrface runoff frc~rn the d>.sttrrbed area <br />pass through a sediment atior~ pond d>.scussed in detail <br />~.ir~der Sect icon 2. CrS. E and shown graphically ~=~r~ the <br />• Sedirnentati_~n Pend Map tMap 8). <br />4. Cry- <br />