8/10/2015 Temperature and Release Summary for Shasta and Trinity - July 2015

(Updated twice a week November through April)

Sacramento River Water Temperatures in Degrees F

Day Collected from CDEC (California Data Exchange Center) except for TCD, SPP and Control Point in CFS

Control

TCD SHD minus SPP Point Shasta Spring Crk Keswick

Wt. TCD Wt. 4/1 to 7/31 Generation Powerplant Total

Avg. (Diff) Shd Avg Kwk Bsf Jlf Bnd Rdb Lws Ccr Igo Sac Dgc El 815 Release Release RDD BSF RDB LWS

Jun 54.6 53.1 54.2 55.6 59.0 61.1 61.9 63.9 52.8 57.3 57.5 59.6 na 6,022 844 6,994 84.2 79.6 80.0 71.9

Jul

1 54.5 (2.6) 51.9 55.3 55.7 59.5 61.4 62.4 64.5 54.8 57.4 58.8 56.7 % 61.8 5,034 1,261 7,095 ^ 94.0 85.7 87.5 81.5

2 54.7 (2.7) 52.0 55.4 ? 55.9 59.6 61.6 62.5 64.7 55.3 57.6 59.0 57.0 % 62.7 5,391 1,542 7,105 92.5 85.8 86.2 84.0

3 54.9 (2.6) 52.3 55.6 56.0 59.8 61.8 62.8 64.9 55.1 57.7 59.0 57.0 % 62.3 5,725 1,554 7,109 91.0 86.4 83.9 81.8

4 54.4 (2.0) 52.4 55.9 55.9 59.9 61.9 62.9 65.0 54.9 57.8 59.4 57.0 % 62.3 6,339 821 7,109 91.0 85.1 85.0 79.9

5 54.8 (2.0) 52.8 56.0 55.9 60.1 62.2 63.2 65.5 54.9 57.8 59.3 57.0 % 62.9 5,909 810 7,109 90.5 84.7 82.7 80.0

6 55.2 (2.7) 52.5 56.2 55.9 60.0 61.9 62.9 65.3 54.9 57.7 59.3 57.0 % 62.5 5,945 1,172 7,110 85.5 80.0 78.0 76.1

7 55.2 (2.7) 52.5 56.3 56.2 59.7 61.6 62.5 64.6 54.8 57.9 59.2 57.2 % 62.3 5,617 1,224 7,105 85.0 77.4 77.2 74.3

8 53.6 (2.0) 51.6 56.4 56.3 59.7 61.5 62.2 64.0 54.8 57.9 59.0 57.2 % 62.7 5,863 490 7,107 83.5 75.0 74.5 70.6

9 52.9 (1.7) 51.2 56.3 55.4 59.0 60.4 61.2 62.7 53.6 57.1 57.7 56.3 % 59.4 5,457 973 7,073 73.5 70.2 69.2 64.5

10 54.0 (1.9) 52.1 56.6 54.2 58.4 60.1 60.9 62.6 54.2 56.1 58.5 55.3 % 58.4 5,768 968 7,065 76.0 71.6 69.7 67.8

11 54.4 (1.6) 52.8 56.6 54.4 57.7 59.5 60.4 62.6 53.9 55.9 58.8 55.5 % 60.6 6,037 956 7,059 78.5 74.2 73.3 69.3

12 54.0 (1.3) 52.7 56.8 55.1 58.1 60.0 60.8 62.5 53.7 56.5 58.4 55.9 % 59.8 6,229 849 7,116 79.0 75.8 75.0 68.5

13 54.3 (1.6) 52.7 57.0 55.1 58.2 60.0 60.6 62.5 54.0 56.8 58.9 56.2 % 59.9 5,849 1,168 7,106 81.0 76.2 77.4 70.1

14 54.7 (1.8) 52.9 57.0 55.5 58.6 60.6 61.3 63.1 54.7 57.2 59.4 56.6 nd 6,111 1,168 7,097 83.5 78.1 77.3 72.4

15 53.5 (1.5) 52.0 57.1 55.9 59.0 61.2 62.0 63.9 55.1 57.5 59.5 57.0 nd 5,731 1,243 7,027 85.5 80.7 80.6 74.4

16 53.4 (1.8) 51.6 57.2 55.8 59.5 61.8 62.7 64.7 55.2 57.9 59.5 57.1 nd 5,693 1,077 7,021 88.0 83.7 84.0 76.8

17 53.6 (1.8) 51.8 57.3 55.1 59.4 61.7 62.8 65.2 55.0 57.2 59.7 56.5 nd 5,749 902 6,999 90.5 84.0 83.8 78.5

18 53.9 (2.1) 51.8 57.4 55.1 59.1 61.2 62.2 64.6 54.9 56.8 59.6 56.2 nd 5,895 1,038 6,980 88.0 81.2 80.1 76.4

19 53.3 (1.8) 51.5 57.6 55.2 58.7 60.8 61.7 63.9 54.9 56.9 59.4 56.3 nd 5,001 1,127 6,984 84.0 80.5 79.8 74.7

20 53.9 (1.9) 52.0 57.6 55.4 59.1 61.2 62.1 64.2 54.9 57.2 59.8 56.6 nd 5,965 1,222 6,938 91.0 84.6 84.8 76.9

21 53.1 (1.5) 51.6 57.8 55.0 59.2 61.5 62.5 64.8 55.0 57.0 59.9 56.3 nd 4,840 786 6,953 89.5 85.0 84.1 76.2

22 53.0 (1.5) 51.5 ? 57.8 55.4 59.3 61.4 62.5 64.8 55.1 57.1 58.5 56.6 nd 5,367 1,559 6,950 84.5 80.0 78.0 71.6

23 53.5 (1.8) 51.7 57.9 55.0 58.8 60.6 61.5 63.6 55.1 56.7 58.1 56.1 60.4 5,693 1,451 6,950 76.5 72.5 71.9 67.8

24 53.2 (1.8) 51.4 58.0 55.0 58.4 60.0 60.8 62.9 54.9 56.6 58.0 56.1 60.5 5,240 1,472 6,953 77.5 72.6 73.1 69.3

25 53.4 (1.9) 51.5 58.1 55.0 58.5 60.1 60.8 62.6 54.4 56.7 58.0 56.2 60.7 5,240 1,479 6,951 79.0 73.9 74.7 70.6

26 53.8 (2.0) 51.8 58.2 ? 54.9 58.4 60.1 60.9 62.8 54.3 56.5 58.0 56.0 60.6 5,583 1,271 6,621 79.0 74.9 76.3 69.5

27 53.8 (1.9) 51.9 58.4 55.2 58.6 60.4 61.2 63.0 54.5 56.9 58.5 56.4 60.1 5,559 1,330 6,836 85.5 82.2 83.5 68.8

28 53.3 (1.0) 52.3 58.4 55.2 58.8 60.6 61.4 63.2 54.5 57.1 58.3 56.5 60.1 5,280 1,287 6,951 92.0 85.0 87.4 71.8

29 54.4 (2.2) 52.2 58.5 55.1 58.9 60.8 61.6 63.6 54.4 57.1 58.5 56.4 60.6 6,057 1,013 6,952 93.5 83.7 86.3 75.5

30 53.6 (1.8) 51.8 58.5 55.3 58.6 60.4 61.4 63.7 54.0 56.7 58.2 56.2 60.2 5,474 1,242 6,891 92.0 84.6 86.1 75.0

31 53.3 (1.7) 51.6 58.6 55.1 59.0 60.4 61.2 62.9 54.5 56.8 58.4 56.2 60.4 5,438 1,294 6,890 88.5 82.4 82.3 78.0

Avg 53.9 52.0 57.2 55.4 59.0 60.9 61.8 63.8 54.7 57.1 58.9 56.5 61.0 5,648 1,153 7,007 85.5 79.9 79.8 74.0

Tot cfs 175,079 35,749 217,212

Tot af 347,269 70,908 430,840

? = Average includes 1-9 estimated hourly readings ! = No Average (10-17 hours missing) & = No Average (18 to 23 hours missing) When available:

# = Station out of service ND = No hourly readings or incorrect % = Average calculated from data logger used at site by NCAO staff. ^ = Redding Air Temp Record High

* = Redding Air Temp Record Low

Control Point: Clear Creek 4/1/2015 to 4/17/2015 at 56.0 degrees; 4/18/2015 to 5/14/2015 at 58.0 degrees; 5/15/2015 to 6/4/2015 56.0; 6/5/2015 to 7/31/2015 target 57.0 not to exceed 58.0.degrees.

V:\~WATER\_res_ops\Sac River Temperature\Tempmodel\~sactemp\2015TempFiles\[07_2015 Monthly Summary.xlsx]Sac Riv Temps

Mean Daily Air Temp

Degrees F

Mean Daily Release