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COLORADO DEPARTMENT OF PUBLIC HEALTH AND ENVIRONMENT, Water Qunliry Control Division <br />Rntiorrnle - Pnge 3, Penrrit No. CO-0036595 <br />B. Wastewater Treatment Description <br />• The following clnrificnrioru concerning the wastewater treatment system are appropriate: <br />• The outjnl[ originally designated number 003 is now known ns oulfnll 005. This change was actually fast nmde in <br />the previous permit, however since that permit the petmittee has stopped discharging mine wnrer (unrlergraurd urine <br />drnirrnge) through this outjnl!. Underground mitre drainage is now ful/y contni»ed within the mitre. <br />73re surfnre Wren senrd by aurfn!! 004 (pond 5) includes the area around the prepnrmion plmu. The permirree has <br />indicated that there is n poreminl for prep plant wnrer to spill into collectim+ dhches lending to the pond. Duey hove <br />irrdicnted that this is trot likely bur, trevenheless possible. Drerefore, the patetrtin! exists jot rli.schnrge of prep plnrrr <br />wnrer through owfnll 004. /jsuch occurs, it would be in ruldition to any surface runoff that may enter the pond. <br />This prep plnrrr wnrer would trot 6e expected to be a large proportion ojthe flow to the pond. <br />• Pond 2 exists ns port of the prep plnrrr closed circuit, it may receive water from pond 3, but it does trot rlie~chnrge rn <br />store waters. <br />For n more detailed description of this jaciliry, see the previous rationale. <br />Pursuant to the authority of Article 9, Titie 25, Reeulntiau for the CertiFicnrion o(Wnter Treatment Plntrt ntrrl <br />WnsteK»ter Trenmrent Plnm Onerntors, this facility will require a cerr~ed operator. <br />V. PERFORMANCE H/STORY <br />A. Monitoring Dula <br />• /. Di.rcharee Morritarirre Renorrs.• Tables V-1, V-2, V-3 arut V-4 summarize the effluetrr darn for outjnfLs 001, 002, <br />004 nrrd 005, respectively, reported otr the quarterly Discharge Monitoring Reports (DMR's) for the Energy FueG <br />Con/, Inc. jaciliry froth Jnrruary 1 through December 31, 1995. Where the tables indicate less than four qunrter-ly <br />reporting periods, the outfnll did nor discharge for one or more reporting periods; for exnnrp[e, for ou full001 - 2 <br />reportitrg periods are irrdicnted. This menru that there war no discharge jot tx~o quarterly reporting periods. <br />Table V-I -- Self-Monitoring Results jot Outjafl 001 <br />No. <br />Flow MGD <br />30-dny nvg <br />daily ma[ <br />7SS, mg/P <br />30-dny nvg <br />rlnily mnz <br />Toln! Iron, mg/P <br />30-day nvg <br />doily nrnx <br />Settleable Solids, mP/P <br />Oi! & Grease, mg/P <br />0.006/0.002/0.01 <br />0.095/0.05/0.14 <br />4.5/3/26 <br />20%12/28 <br />1.3/0.85/1.75 <br />2.37/1.37/3.37 <br />0/0/0 <br />None Visible/None Visible <br />No. <br />None <br />None <br />35 0 <br />70 0 <br />3.5 <br />70 <br />0.5 <br />10 <br />~H, s. u. 2 -/8.1/9.0 6.5-9.0 0 <br />u <br />