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RULE 4 PERFORMANCE STANDARDS <br />1/,3 •� <br />ora <br />;V �� <br />orad 81641 <br />C 0 A L <br />12,1 X45 <br />+ <br />..P'. I CDMPANY <br />�. 7nr f T_ _ -?• �wv� <br />May 2, 1983 <br />Mr. Dan Mathews, Reclamation Special'st <br />Mir,.:, Land Reclamation Division <br />423 Centenrial Building <br />1313 Sherman Street <br />Denver, CO 8C203 <br />Dear Mr. Mathews: <br />The following information and plans are submitter to cc^ply pith <br />Stipulation No. 1 included in Colowye's dining Dermit No. C-019-21. <br />Enclosed is a surface 'nater .Tion itorinq and well Ticn i goring ioca"-n map, <br />Mater Monitoring Sites For Permit No. C-019-31 "ao 37). <br />As stated during the aoolicaticn process, Colowyo Nill s.;bmit to <br />the '11—R.C. an annual report containing all of the d,. -.a octaine: from <br />these and all other required moniter',nc and sarro'.ina oroarams. Tide first <br />annual report will be for the period 3anuary 1, 1983 thou;_h 'ece-ser 31, <br />1983 and will be submitted by April 1, 1484. <br />Water Mon7torin4 Plan <br />The following plan is sutniit_ed to satisfy Stipulatioo '.o. 1 ana <br />also includes the co„nplete Surface Water Monitor'ng Pia*. <br />I. Seciment Ponds - There aYe currently tnree eXist'ng sed,'ent <br />ponds, wit:n valid N.P.D.E.S. Permits, cont+•nllmy run f�* From <br />disturbed areas at the mine and loadout site. A fourth gond <br />Planned to be constructed and is shown as Pt. 004 on da_;r <br />Monitoring Sites For Permit ','c. C-019-81 1"Mao 37). A cz;y of <br />:olawyo's N.P.D.E.S. Permit Io. CO -00-2332 is enclosed. <br />Folio-ning is a list of N.P.D.E.S. samoling requiremeots d+arin.l <br />periods of discharge. <br />Weef l y Sarno l i nc For: <br />a. r low <br />b. PH (Field; <br />C. Conductivity (Fielc) <br />d. Teriper a t: re <br />e. Oil and urease (visual) <br />^thly Sarre; n cr <br />C.14 <br />b. a3H .Lrb . _'d <br />Rule 4 Performance Standards 4-19 Revision Date: 4/2/18 <br />Revision No.: RN -07 <br />