REPORTING SUMMARY REQUIRED BY BIOLOGICAL OPINION - ENDANGERED SPECIES ACT December 1997 Daily Water Temperatures - Degrees F (from CDEC) Daily Average Release in cfs TCD Operation # of gates open Spring Shasta Upr Mid Lwr Side Spring Creek Red Balls Jelly's Bend Red Shasta Bypass Elev ElevElevElev Creek Keswick DD Bluff Date Keswick Ferry Ferry Bridge Bluff GenerationEl 742 1000 900 800 750 PP Release Weir DD 1 53.8 52.0 51.8 52.0 51.9 3246 0 0 5/0 0 0/2 638 4208 35 0 2 53.6 51.9 51.4 51.7 51.6 3473 0 0 0 0 2 267 4188 37 0 3 53.8 52.0 51.1 51.3 51.1 3718 0 0 0 0 2 272 4226 40 0 4 54.2 53.2 52.4 52.4 51.9 3558 0 0 0 0 2 364 4209 40 0 5 54.2 53.4 52.9 53.0 52.7 3614 0 0 0 0 2 271 4212 45 0 6 54.3 53.5 52.9 53.0 52.9 3562 0 0 0 0 2 250 4217 60 0 7 54.2 53.3 53.1 53.6 53.4 3220 0 0 0 0 2 508 4213 60 0 8 54.0 51.2 50.3 50.6 51.2 3584 0 0 0 0 2 256 4181 60 0 9 53.5 50.9 49.7 49.9 50.0 3388 0 0 5 0 0 315 4181 58 0 10 53.0 50.9 49.4 49.5 49.4 3841 0 0 5 0 0 499 4201 58 0 11 52.9 51.1 49.7 49.7 49.6 4004 0 0 5 0 0 262 4205 55 0 12 53.2 51.2 49.9 49.9 49.5 3331 0 0 5 0 0 271 4191 55 0 13 53.4 51.2 49.8 49.7 49.5 3733 0 0 5 0 0 259 4201 55 0 14 53.1 49.7 49.3 49.4 49.3 3775 0 0 5 0 0 427 4200 55 0 15 52.7 48.7 47.1 47.0 47.5 4120 0 0 5 0 0 255 4205 55 0 16 52.8 51.2 50.1 49.8 49.3 3596 0 0 5 0 0 270 4228 52 0 17 52.8 51.5 50.9 51.3 51.1 3836 0 0 5 0 0 262 4234 45 0 18 52.8 50.6 49.5 49.8 50 3870 0 0 5 0 0 158 4231 26 0 19 52.5 50.1 48.6 48.7 48.7 4204 0 0 5 0 0 264 4221 45 0 20 52.1 50.2 48.8 48.8 48.6 4154 0 0 5 0 0 268 4214 45 0 21 52.1 50.1 48.6 48.6 48.4 3176 0 0 5 0 0 889 4223 45 0 22 50.0 49.4 47.6 47.6 47.6 3920 0 0 5 0 0 262 4225 45 0 23 51.6 49.3 47.6 47.4 47.3 3458 0 0 5 0 0 261 4234 47 0 24 51.4 49.7 48.1 48.0 47.9 4254 0 0 5 0 0 248 4203 39 0 25 51.2 49.2 47.7 47.7 47.7 4037 0 0 5 0 0 268 4209 25 0 26 51.2 49.2 47.5 47.3 47.4 3467 0 0 5 0 0 531 4192 25 0 27 50.9 49.1 47.5 47.4 47.4 4125 0 0 5 0 0 265 4211 25 0 28 51.0 49.9 48.5 48.3 48.2 3696 0 0 5 0 0 457 4222 25 0 29 51.0 50.8 49.8 49.8 49.7 4045 0 0 5 0 0 264 4228 25 0 30 51.1 50.4 49.6 49.7 49.9 3992 0 0 5 0 0 264 4221 25 0 31 51.3 50.6 49.7 49.7 49.8 3879 0 0 5 0 0 260 4190 25 0 Avg Tm 52.6 50.8 49.7 49.8 49.7 Total - 229840 0 20440 258894 2642 0 Total - 115876 0 10305 130524 1332 0 Avg - cf 3738 0 332 4210 43 0 Cross Channel Gate Operation: Closed (11/25/97) G:\123\esa_reports\ESA97\sacdec97.wk4