Report Generated 10/02/2017 at 0723

Page Description

1 - Mean Daily Water Temperature, Release Flow Rates and Air Temperatures with Monthly Averages

2 - Redding 10-Day Forecasted Air Temperatures

3 - Sacramento River Mean Daily Water Temperature, Air Temperature and 10-Day Forecasted Air Temperature Plot

- Water Temperature Measuring Station Details

- Temperature Control Point Details

4 - Lake Shasta Isothermalbaths Plot

5 - Daily Maximum and 7DADM 

x - TCD Configuration (External Link)

All Data in this Report is Preliminary and Subject to Change

Northern CVP Water Temperature Report

September - 2017
1

Shasta 

Generation 

Spring Creek 

P.P.

Keswick 

Total BSF RDB LWS

Aug 8348 1246 9528 79.2 79.2 74.7

09/01 50.4 49.3 54.8 51.6 52.0 52.6 54.5 55.8 56.6 58.1 58.2 50.5 54.8 7143 1362 8433 ↑ 91.5 80.3 85.8 72.0

09/02 50.5 ? 49.5 54.9 51.7 52.1 52.6 54.4 55.7 56.4 57.9 58.0 50.1 55.2 6705 1542 8457 ↑ 90.5 82.0 85.3 71.5

09/03 50.3 49.4 54.9 51.8 52.2 52.7 54.5 55.8 56.6 58.0 58.0 50.0 54.5 6919 1146 8502 92.0 83.0 85.7 70.5

09/04 50.3 49.4 54.8 51.6 52.1 52.6 54.5 56.0 56.8 58.3 58.2 50.2 54.6 7336 1143 8499 92.0 82.5 83.0 74.2

09/05 50.8 49.6 54.9 51.6 52.1 52.7 54.7 56.1 56.9 58.5 58.4 50.4 55.6 7336 1225 8506 84.5 78.5 78.5 74.9

09/06 50.9 49.7 54.9 52.0 52.5 53.0 54.9 56.4 57.2 58.8 58.4 50.9 56.7 6592 1452 8505 85.0 80.1 80.1 75.5

09/07 49.7 48.9 54.9 52.2 52.5 53.0 54.7 56.2 57.1 58.6 57.5 50.6 55.9 6669 922 8506 73.0 70.9 72.3 65.9

09/08 49.3 48.7 ? 54.9 51.1 51.8 52.6 54.5 55.8 56.4 57.8 57.9 50.9 56.2 7576 594 8474 77.5 73.0 74.5 69.3

09/09 49.5 49.0 54.7 50.5 51.1 51.7 53.6 55.1 55.9 57.8 58.0 50.8 56.9 7400 1056 8353 82.0 76.1 77.6 69.5

09/10 49.5 48.9 54.9 50.8 51.3 51.8 53.6 55.0 55.6 57.2 58.0 50.7 56.2 7188 1370 8377 86.0 78.0 81.1 70.2

09/11 49.6 48.9 54.8 50.8 51.3 52.1 53.9 55.3 56.0 57.4 58.1 50.8 56.2 7135 1093 8402 92.0 78.0 80.4 72.7

09/12 49.6 49.1 54.8 51.1 51.6 52.3 54.2 55.7 56.5 ! - 58.5 51.2 57.0 6957 1222 8405 ↑ 90.5 82.6 - 75.5

09/13 49.5 49.0 54.9 51.3 51.8 52.5 54.4 56.0 ? 56.7 ! - 58.0 51.0 56.5 6523 1295 8405 80.5 74.8 - 72.5

09/14 49.8 49.2 54.9 51.2 51.5 52.1 53.6 55.0 55.8 57.3 55.6 50.5 55.7 7077 1229 8313 68.5 66.6 66.0 63.8

09/15 49.8 49.0 54.7 51.2 51.6 52.1 53.4 54.4 54.9 55.9 55.1 50.3 53.9 6568 1357 8353 72.5 67.8 69.9 58.8

09/16 49.9 49.2 54.7 50.9 51.1 51.5 52.9 53.9 54.5 55.6 ? 54.6 50.1 53.4 7091 1360 8352 70.5 64.5 66.9 59.6

09/17 50.1 49.3 54.7 50.9 51.2 51.7 52.9 53.8 54.2 55.0 ? 54.8 50.0 53.5 6947 1359 8344 71.0 65.3 67.6 62.0

09/18 50.2 ? 49.5 54.7 51.3 51.5 51.9 53.2 54.2 54.8 55.7 55.0 49.8 54.4 7260 1360 8377 72.0 68.8 67.7 62.0

09/19 50.0 49.4 54.9 51.0 51.3 51.8 53.2 54.1 54.5 55.4 54.3 49.7 52.9 7611 1009 8407 63.5 62.5 66.3 57.1

09/20 50.4 49.5 55.1 51.0 51.2 51.7 53.1 53.9 54.4 55.3 54.5 50.4 53.8 7380 627 8404 69.0 65.0 65.1 56.2

09/21 50.4 49.5 54.7 50.9 51.1 51.5 52.6 53.3 53.7 54.5 54.1 50.0 52.2 7380 307 8406 ↓ 60.5 57.4 61.8 50.3

09/22 50.6 49.4 54.9 50.8 51.0 51.5 52.6 53.4 53.9 54.7 54.3 50.2 52.4 7607 735 8407 ↓ 63.0 60.3 62.3 52.1

09/23 50.5 49.5 54.6 50.9 51.1 51.5 52.6 53.2 53.6 54.4 53.9 49.9 52.1 7683 545 8395 67.0 60.9 65.3 52.0

09/24 50.9 49.8 54.6 50.9 51.2 51.6 52.7 53.4 53.8 54.5 54.1 49.9 52.2 8543 236 8356 69.0 64.5 67.9 54.5

09/25 50.6 49.7 54.6 51.1 51.3 51.7 52.8 53.6 54.0 54.8 54.5 49.9 52.6 7478 661 8438 73.0 66.3 71.2 57.4

09/26 50.8 49.8 54.6 51.4 51.8 52.3 53.5 54.3 54.7 55.4 54.9 49.8 53.2 7344 714 8457 79.0 72.0 74.2 61.1

09/27 50.9 49.9 54.6 51.2 51.6 52.1 53.4 54.3 54.8 55.9 54.7 49.8 53.2 7314 768 8458 73.0 68.1 72.9 61.0

09/28 51.0 50.0 54.6 51.4 51.8 52.2 53.3 54.1 54.6 55.4 54.5 49.8 52.6 7889 601 8458 72.0 65.3 68.7 60.1

09/29 51.0 50.0 54.6 51.3 51.5 51.9 53.1 53.9 54.4 55.3 54.3 49.9 52.7 7635 702 8446 71.5 65.0 67.1 60.4

09/30 50.9 50.1 54.6 51.3 51.7 52.1 53.2 53.9 54.3 55.0 54.8 49.8 53.0 7932 493 8401 70.0 64.7 68.7 59.6

-

Sep 7274 983 8420 70.8 72.6 64.1

218218 29485 252596

Legend Notes 432826 58482 501014

? = 1-9 hours of data missing (Average includes estimations) 1 Temperatures are weighted averages based on individual penstock flow and temperature

! = 10 or more hours of data missing (Average not calculated) Highlighted cells in the TCD column indicate a TCD change was made on that day

# = Station out of service 2 Current control point (see page 3 for more details)

↑ = Record high air temperature 3 DGC is only reported in September

↓ = Record low air temperature

 = Monthly Averages

53.6

Total AF

RDB

Total CFS

IGO DGC 

56.1 50.3

LWS

50.6

54.7

Mean Daily 

Air Temperatures (°F)

56.8 58.5

76.7

RDD

54.3

85.9

BND

55.3 56.4

54.6 51.8 52.3 52.8 54.7 56.1

50.3 49.4 54.8 51.2 51.6 52.1

D

A

T

E

Mean Daily Water Temperatures (°F) Mean Daily 

Release (CFS)

50.8 49.9 58.7 -

TCD SAC CCR JLF 1 SHD SPP1 KWK BSF2 3
2

↓ ↑ Avg ↓ ↑ Avg ↓ ↑ Avg ↓ ↑ Avg ↓ ↑ Avg ↓ ↑ Avg ↓ ↑ Avg ↓ ↑ Avg ↓ ↑ Avg ↓ ↑ Avg ↓ ↑ Avg ↓ ↑ Avg

09/01 70 106 88.0 76 111 93.5 69 112 90.5 69 109 89.0 70 106 88.0 73 101 87.0 71 99 85.0 69 100 84.5 66 96 81.0 64 97 80.5 64 95 79.5 62 96 79.0

09/02 71 112 91.5 NR 113 - 71 111 91.0 71 105 88.0 67 103 85.0 67 98 82.5 63 94 78.5 61 92 76.5 63 91 77.0 64 97 80.5 64 96 80.0 62 95 78.5

09/03 67 114 90.5 74 111 92.5 71 103 87.0 67 102 84.5 67 97 82.0 63 93 78.0 61 91 76.0 59 92 75.5 63 92 77.5 61 88 74.5 60 87 73.5 60 91 75.5

09/04 73 111 92.0 83 107 95.0 67 100 83.5 67 95 81.0 64 91 77.5 62 93 77.5 62 94 78.0 63 97 80.0 68 103 85.5 67 101 84.0 66 96 81.0 62 95 78.5

09/05 80 104 92.0 73 98 85.5 66 94 80.0 61 86 73.5 59 89 74.0 61 95 78.0 64 100 82.0 66 101 83.5 69 98 83.5 65 93 79.0 61 88 74.5 59 91 75.0

09/06 72 97 84.5 73 95 84.0 63 86 74.5 60 91 75.5 60 96 78.0 62 102 82.0 64 103 83.5 65 101 83.0 69 94 81.5 63 87 75.0 62 88 75.0 59 93 76.0

09/07 73 97 85.0 68 86 77.0 60 92 76.0 60 96 78.0 63 101 82.0 65 103 84.0 64 100 82.0 63 94 78.5 67 92 79.5 63 88 75.5 61 86 73.5 58 90 74.0

09/08 66 80 73.0 64 92 78.0 61 96 78.5 63 102 82.5 66 101 83.5 65 96 80.5 63 93 78.0 60 91 75.5 60 90 75.0 58 88 73.0 60 89 74.5 58 90 74.0

09/09 63 92 77.5 65 97 81.0 63 102 82.5 66 103 84.5 66 96 81.0 64 93 78.5 58 89 73.5 56 92 74.0 58 91 74.5 59 87 73.0 60 88 74.0 58 90 74.0

09/10 65 99 82.0 65 102 83.5 66 103 84.5 66 97 81.5 63 93 78.0 58 87 72.5 53 90 71.5 55 90 72.5 59 92 75.5 60 88 74.0 59 86 72.5 58 87 72.5

09/11 66 106 86.0 82 104 93.0 67 97 82.0 64 93 78.5 59 85 72.0 53 87 70.0 53 89 71.0 55 92 73.5 59 90 74.5 57 82 69.5 57 88 72.5 58 92 75.0

09/12 81 103 92.0 78 98 88.0 64 93 78.5 58 84 71.0 53 87 70.0 52 87 69.5 53 86 69.5 54 79 66.5 54 78 66.0 56 81 68.5 58 83 70.5 54 87 70.5

09/13 78 103 90.5 70 96 83.0 59 86 72.5 53 88 70.5 54 87 70.5 53 84 68.5 53 78 65.5 50 78 64.0 56 82 69.0 57 86 71.5 57 90 73.5 59 90 74.5

09/14 69 92 80.5 65 85 75.0 54 87 70.5 54 87 70.5 53 86 69.5 52 76 64.0 48 73 60.5 48 78 63.0 55 78 66.5 54 80 67.0 56 85 70.5 56 89 72.5

09/15 63 74 68.5 57 87 72.0 55 87 71.0 54 87 70.5 54 79 66.5 49 75 62.0 49 78 63.5 50 80 65.0 57 78 67.5 55 83 69.0 57 88 72.5 58 91 74.5

09/16 56 89 72.5 56 88 72.0 53 87 70.0 56 81 68.5 49 79 64.0 51 77 64.0 48 76 62.0 48 83 65.5 57 85 71.0 58 90 74.0 60 90 75.0 58 91 74.5

09/17 54 87 70.5 54 86 70.0 55 80 67.5 48 78 63.0 53 73 63.0 47 75 61.0 48 79 63.5 51 86 68.5 60 90 75.0 59 93 76.0 58 89 73.5 56 89 72.5

09/18 54 88 71.0 65 79 72.0 47 76 61.5 53 71 62.0 44 74 59.0 46 79 62.5 48 84 66.0 52 90 71.0 60 88 74.0 61 91 76.0 62 90 76.0 59 91 75.0

09/19 63 81 72.0 51 75 63.0 53 73 63.0 44 72 58.0 44 77 60.5 47 84 65.5 50 88 69.0 53 91 72.0 61 90 75.5 58 91 74.5 60 90 75.0 57 90 73.5

09/20 49 78 63.5 63 74 68.5 44 72 58.0 45 76 60.5 48 82 65.0 51 88 69.5 54 91 72.5 56 93 74.5 62 93 77.5 59 92 75.5 60 91 75.5 59 90 74.5

09/21 59 79 69.0 48 73 60.5 42 75 58.5 49 82 65.5 52 87 69.5 55 91 73.0 58 93 75.5 58 93 75.5 59 91 75.0 58 88 73.0 56 86 71.0 56 87 71.5

09/22 46 75 60.5 50 76 63.0 50 82 66.0 53 86 69.5 56 90 73.0 60 93 76.5 60 92 76.0 60 92 76.0 63 94 78.5 61 94 77.5 61 91 76.0 58 90 74.0

09/23 49 77 63.0 55 81 68.0 52 85 68.5 56 90 73.0 59 93 76.0 60 93 76.5 59 92 75.5 60 93 76.5 61 92 76.5 61 93 77.0 61 88 74.5 54 84 69.0

09/24 53 81 67.0 55 85 70.0 57 91 74.0 60 93 76.5 60 93 76.5 59 93 76.0 58 93 75.5 58 93 75.5 62 91 76.5 60 87 73.5 56 79 67.5 51 79 65.0

09/25 54 84 69.0 57 90 73.5 59 92 75.5 59 93 76.0 58 92 75.0 58 92 75.0 59 92 75.5 60 94 77.0 61 93 77.0 58 89 73.5 56 85 70.5 55 85 70.0

09/26 56 90 73.0 68 92 80.0 59 92 75.5 56 92 74.0 56 88 72.0 56 87 71.5 54 88 71.0 55 80 67.5 59 83 71.0 56 88 72.0 55 86 70.5 55 86 70.5

09/27 65 93 79.0 54 92 73.0 56 91 73.5 56 86 71.0 55 84 69.5 52 82 67.0 54 80 67.0 54 79 66.5 59 81 70.0 54 83 68.5 53 79 66.0 50 78 64.0

09/28 53 93 73.0 53 91 72.0 55 85 70.0 56 84 70.0 52 85 68.5 53 78 65.5 51 78 64.5 50 78 64.0 56 83 69.5 56 77 66.5 54 79 66.5 53 82 67.5

09/29 52 92 72.0 58 86 72.0 56 84 70.0 53 80 66.5 49 74 61.5 49 77 63.0 50 77 63.5 49 80 64.5 54 84 69.0 54 86 70.0 54 87 70.5 53 84 68.5

09/30 58 85 71.5 54 83 68.5 53 79 66.0 48 75 61.5 49 78 63.5 51 80 65.5 48 81 64.5 50 82 66.0 55 88 71.5 58 91 74.5 57 84 70.5 53 82 67.5

-

Web Links Legend

10-Day Min/Max Forecast NR = Forecasted temperatures not recorded

Previous Days Min/Max Actuals 100 = Previous day actual temperatures in red and bolded indicate a record temperature for that date

9 Days 10 Days

Redding (RDD) Daily Air Temperatures (°F)

8 Days

D

A

T

E

Forecasted

4 Days 5 Days 6 Days

Actual

Previous Day Current Day 1 Day 2 Days 3 Days 7 Days
3

Code Body of Water Location1 CDEC Link Point Temp. (°F) Date Range

TCD N/A Shasta Power Plant N/A BSF 56.0 06/01/17 - Current

SHD Sacramento River 0.3 miles downstream of Shasta Power Plant Click Here

SPP N/A Spring Creek Power Plant N/A

KWK Sacramento River 0.8 miles downstream of Keswick Dam Click Here

SAC Sacramento River 4.8 miles downstream of Keswick Dam Click Here

CCR Sacramento River 9.7 miles downstream of Keswick Dam Click Here

BSF Sacramento River 25 miles downstream of Keswick Dam Click Here

JLF Sacramento River 34 miles downstream of Keswick Dam Click Here

BND Sacramento River 41 miles downstream of Keswick Dam Click Here

RDB Sacramento River 58 miles downstream of Keswick Dam Click Here Notes

IGO Clear Creek 7.3 miles downstream of Whiskeytown Dam Click Here

LWS Trinity River 1.1 miles downstream of Lewiston Dam Click Here 1 Distances are approximate

DGC2 Trinity River 19 miles downstream of Lewiston Dam Click Here 2 DGC is only reported in September

NFH3 Trinity River 38 miles downstream of Lewiston Dam Click Here 3 NFH is only reported in October, November and December

Station Details Temperature Control Point

55

60

65

70

75

80

85

90

95

49

50

51

52

53

54

55

56

57

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30

Air Temperature (°F)

Water Temperature (°F)

Mean Daily Temperatures

TCD KWK SAC CCR BSF RDD (Air)
4

0

200

400

600

800

1000

1200

1400

1600

1800

2000

2200

2400

2600

2800

3000

3200

3400

3600

3800

4000

4200

4400

4600

1-Jan 1-Feb 1-Mar 1-Apr 1-May 1-Jun 1-Jul 1-Aug 1-Sep 1-Oct 1-Nov 1-Dec

Storage, in TAF

Lake Shasta Isothermalbaths - 2017

(Water Temperature, in °F)

Total Daily Storage
5

09/01 53.0 54.0 53.3 54.4 54.5

09/02 52.9 53.9 53.3 54.3 54.4

09/03 53.0 53.9 53.3 54.3 54.5

09/04 52.7 53.8 53.2 54.2 54.5

09/05 53.0 54.0 53.1 54.1 54.7

09/06 53.6 54.6 53.1 54.1 54.9

09/07 53.0 53.5 53.0 54.0 54.7

09/08 52.7 53.9 53.0 53.9 54.5

09/09 52.1 53.5 52.9 53.9 53.6

09/10 52.3 53.7 52.8 53.9 53.6

09/11 52.5 53.9 52.7 53.9 53.9

09/12 52.7 53.9 52.7 53.9 54.2

09/13 53.0 54.3 52.6 53.8 54.4

09/14 52.3 53.2 52.5 53.8 53.6

09/15 53.0 53.8 52.6 53.8 53.4

09/16 52.1 52.9 52.6 53.7 52.9

09/17 52.5 53.5 52.6 53.6 52.9

09/18 52.5 53.2 52.6 53.5 53.2

09/19 52.4 53.4 52.5 53.5 53.2

09/20 52.2 53.1 52.4 53.3 53.1

09/21 52.5 53.4 52.5 53.3 52.6

09/22 52.6 53.3 52.4 53.3 52.6

09/23 52.4 53.4 52.4 53.3 52.6

09/24 52.5 53.6 52.4 53.3 52.7

09/25 52.7 53.5 52.5 53.4 52.8

09/26 53.1 54.0 52.6 53.5 53.5

09/27 52.9 53.8 52.7 53.6 53.4

09/28 53.0 54.0 52.7 53.7 53.3

09/29 52.2 53.0 52.7 53.6 53.1

09/30 52.8 53.8 52.7 53.7 53.2 -

Notes12

DAT

D

2

ATE SAC CCR SAC

7DADM

1 Daily Max

CCR

7DADM = 7-Day Average 

Daily Maximum

DAT = Daily Average 

Temperature

BSF

70

76

82

88

94

100

106

112

118

52

53

54

55

56

13579 11 13 15 17 19 21 23 25 27 29

Air Temperature (°F)

Water Temperature (°F)

Daily Maximum

SAC CCR RDD (Air)

52

53

54

55

56

13579 11 13 15 17 19 21 23 25 27 291

Water Temperature (°F)

7DADM