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' t <br /> <br /> <br /> <br /> <br /> STAGECOACH RESERVOIR PROJECT - ECP 16-DP.C-88 14:56:79 Pg 2 ' <br /> Commitments 7/ Re (erence Page Protect Stage Responsible Comments , <br /> Document Number Monito ring)1/ and <br /> Dsgn Const ObM Party Commitment Status ' <br />_ <br />__ <br />____________ <br />___ ________________________________________________ <br />_ <br />________________ <br />_____________________________________________ <br />_________________ <br />not been submitted. Requires: EPA app r. lab to perf. sample <br /> collection and analysis and intl. in rept. w/ macroinve rt. <br /> -12/06/88 Jerry Miller provides comments to WQMP; indiw tes <br /> that required preimpoundment monitoring has Deen adequately <br /> completed in the EIS and by [he macroinve rtbra to study. <br /> -12/8/88 iele: L Bean to T Bradek--c ommen[s on WQMP recd. <br />2. UYWCD will maintain minimum flow below the FES J/ 5-1,16, X X X UYWCD -5/18/87 During filling, a bypass of <br /> reservoir. 25, iJJ, (GJ150) water from Stagecoach Dam will be <br /> - A minimum instantaneous release of 40cfs, or 154,197, released to protect the aquatic habitat <br /> the inflow to Stagecoach Reservoir whichever 208,]56 downstream, the amount to be released <br /> is less, to the Yampa River would be will be determined Eor high, average, <br /> maintained during the period December 1 to and low run-off based on historic • <br /> July J1. hydrologic studies and contractual <br /> - A minimum instantaneous release of the requirements downstream. Plans for <br /> inf lou or 20 cfs whichever is greater, to the each of the three run-off scenarios <br /> Yampa River would be maintained during the will be prepared and agreed [o prior to <br /> period of August t through November J0, the initiation of filling. <br /> -211/88 Plans have not yet been <br /> Submitted. <br /> -11/2/88 meeti ne: J. Fetcher stated filling Plan is in <br /> Denver and is 90X complete. <br /> -12/1/88 BRec recieves Filling Plan: review and disc ussinn <br /> w/ COE indicates that plan requires additional dct~il. <br /> -12/5/88 Itr:COE to UYWCD--Don't start filling until] other <br /> prerequisites have been completed. <br />3. UYWCD will maintain a minimum flow of at least FES 88,788 X X X UYWCD -II/1)/87 DOw has not yet listed the <br /> I2 cubic Ceet per second in the Yampa River (GJ 1501 the critical periods. <br /> be lov Yamco to Dam for aquatic resources in -12/15/88 Tele. Bean to Embladt--The <br /> critical periods, as determined by DOW both 12 cfs flow should be maimed all, yr. <br /> during and following cans true tion. <br />4. Optimize water temperatures for rainbow and FES S-7,14, X X X UYWCD, UC-700,-11/17/87 Design of the gatos has been <br /> brown trout in the Yampa River between the 16,17, USGS,(GJ 150) completed. (ve ri[ying documentation <br /> <br />dam and Catamount Reservoir. • <br />757,786 not on file w/ US BR) <br /> (A multi-level outlet works is included in -This commitment is a component <br /> the dam deslgn but the exact ele vatinns oC o[ the water quality managment plan. <br /> the gates are to be determined by temperature -5/11/88 Ltr. DOW to UYWCD said DOw will <br /> and eutrophication mode line. studies by USER, provide input on temperature. <br /> Releases will be moni[o red by USGS and <br /> regulated by UYWCD to obtain the optimum <br /> reservoir and downstream temperature.) <br />5. The DYMCD will design the intake structure to FES 74 X X X UYWCD (GJ 150)-11/11/87 This commitment was includ r.d I <br /> operate at flow velocities of less than 1 in the design. (verifying documentation <br /> foot/second when all flows are passing on file w/ US BR) <br /> through the turbine in order to minimize -11/2/88 meeting: J Fetcher stated he <br /> potential of fish mortality. ~ would obtain a statement from designers <br /> that constructed intake meets requi remnt <br />6. the UYWCD will periodically flush [he river FES 74, 152 X UYWCD, DOW, -5/18/87 This committme nt would be a <br />