Message-ID: <10638591.1075857360773.JavaMail.evans@thyme> Date: Mon, 30 Apr 2001 00:05:00 -0700 (PDT) From: kdonohoo@ercot.com To: sstf@ercot.com Subject: CSC ZONE Preliminary TTC ATC Cc: 1cscworkinggroup@ercot.com, wms_etc@ercot.com, rms_etc@ercot.com, ros_etc@ercot.com, jadams@ercot.com, jbian@ercot.com Mime-Version: 1.0 Content-Type: text/plain; charset=ANSI_X3.4-1968 Content-Transfer-Encoding: 7bit Bcc: 1cscworkinggroup@ercot.com, wms_etc@ercot.com, rms_etc@ercot.com, ros_etc@ercot.com, jadams@ercot.com, jbian@ercot.com X-From: "Donohoo, Ken" X-To: 1 Steady State TF X-cc: 1 CSC Working Group <1CSCWorkingGroup@ercot.com>, "1 WMS and others(Wholesale Market Sub.)" , "1 RMS and others(Retail Market Sub.)" , "1 ROS and others(Reliability and Operations Sub.)" , "Adams, John" , "Bian, Jessica" X-bcc: X-Folder: \Clint_Dean_Jun2001\Notes Folders\All documents X-Origin: Dean-C X-FileName: cdean.nsf Response Requested May 4 Three files attached Attached is the preliminary TTC/ATC calculations between CM/CSC Zones for On Peak Summer 2001.? Based upon these calcualtions it appears that the TTC based upon thermal limits (RateB) between CM/CSC Zones is: South to North?? 3,700 - 3,800 MW West to North??? 1,100 - 1,200 MW West to South????? 500 -?? 600 MW North to South?? 1,100 - 2,300 MW North to West????? 800 -?? 850 MW South to West????? 300 -?? 350 MW We request SSWG review these calculations and provide any changes or updates no later than Friday May 4. Thanks Ken D. ? - CSCZoneTTCATC01Sum1.doc - ATCRateBwithOfflineGen.xls - ATCRateBwithOutOfflineGen.xls