Report Generated 08/01/2017 at 0713

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

July - 2017
1

Shasta 

Generation 

Spring Creek 

P.P.

Keswick 

Total BSF RDB LWS

Jun 8114 1740 9813 76.3 77.0 67.4

07/01 50.7 ? 49.3 52.2 51.2 51.8 52.5 54.9 57.1 57.5 59.7 56.5 48.1 - 7960 2013 9402 85.5 81.3 78.9 73.0

07/02 50.7 49.4 52.3 51.2 51.8 52.6 55.0 57.2 ? 57.6 59.9 56.6 48.4 - 7912 1652 9483 87.0 81.3 80.4 75.1

07/03 50.7 ? 49.3 52.4 51.4 52.0 52.7 55.1 57.3 57.6 59.9 56.8 48.4 - 8119 1771 9471 84.5 79.5 79.1 75.5

07/04 50.6 49.4 52.4 51.3 51.9 52.6 54.9 57.0 57.4 59.7 56.5 48.5 - 8102 1604 9474 83.5 78.2 79.9 74.3

07/05 50.6 49.4 52.4 51.3 51.9 52.6 54.8 56.7 57.1 59.3 56.2 48.6 - 7764 1744 9463 81.0 76.4 78.0 73.0

07/06 50.7 49.4 52.5 51.3 51.8 52.5 54.7 56.6 57.0 59.2 56.4 48.8 - 8154 1729 9426 86.0 80.8 81.5 74.6

07/07 50.6 49.4 52.6 51.4 51.9 52.6 54.8 56.7 57.2 59.3 56.7 48.5 - 8556 1807 9641 90.0 84.5 85.8 74.3

07/08 50.7 49.4 52.7 51.2 51.8 52.5 54.8 56.7 57.2 59.4 56.5 48.5 - 8315 1312 10160 87.5 82.2 84.6 74.3

07/09 50.7 49.4 52.7 51.3 51.9 52.6 54.8 56.6 57.0 59.3 56.6 48.7 - 8292 1570 10136 87.5 80.9 81.0 76.3

07/10 50.7 49.5 52.8 51.3 51.8 52.5 54.7 56.5 57.0 59.2 56.7 48.7 - 8535 1497 9825 85.0 80.6 81.4 75.2

07/11 50.8 49.5 53.0 51.4 51.9 52.6 54.9 56.8 57.2 59.4 56.8 49.0 - 8560 1526 9595 85.5 80.1 80.2 74.7

07/12 50.8 49.5 52.9 51.5 52.0 52.8 54.9 56.7 57.2 59.4 56.7 49.1 - 7931 1517 9710 84.5 79.3 79.6 75.2

07/13 50.8 49.7 53.2 51.6 52.1 52.8 54.9 56.8 57.3 59.5 56.7 49.0 - 7596 2135 9879 83.5 79.7 80.0 74.3

07/14 50.7 49.6 53.2 51.6 52.2 52.9 55.1 56.8 57.3 59.4 56.7 49.0 - 8306 1798 9887 86.5 79.8 80.4 74.6

07/15 50.6 49.6 53.4 51.6 52.1 52.8 55.0 56.8 57.2 59.5 56.9 48.9 - 8269 1691 9921 87.0 83.0 83.5 75.0

07/16 50.6 49.6 53.4 51.6 52.2 53.0 55.2 56.9 57.3 59.5 57.0 49.0 - 7978 1563 9844 90.0 83.5 86.1 72.9

07/17 50.7 49.7 53.4 51.6 52.2 52.9 55.0 56.7 57.2 59.4 56.8 49.0 - 8594 1729 9699 85.0 79.9 83.2 72.5

07/18 50.8 49.8 53.6 51.8 52.3 52.9 54.9 56.6 57.3 59.2 56.6 49.1 - 7362 2268 9860 80.5 76.3 76.9 70.3

07/19 50.7 49.7 53.7 51.9 52.4 53.0 55.0 56.5 57.2 58.9 56.5 49.0 - 7518 2082 9873 81.0 75.6 76.4 69.9

07/20 50.6 49.6 53.7 51.7 52.3 53.0 55.0 56.6 57.3 59.0 56.7 48.4 - 8532 1424 9871 82.0 77.6 78.2 71.1

07/21 50.6 49.7 53.9 51.5 52.1 52.7 54.9 56.5 57.2 59.1 58.3 49.0 - 8756 1212 9844 85.0 81.1 81.3 71.6

07/22 50.6 49.7 53.8 51.6 52.1 52.8 54.9 56.6 57.3 59.2 58.8 49.3 - 8495 1356 9770 88.5 82.7 81.9 75.0

07/23 50.8 49.8 53.9 51.4 51.9 52.7 54.9 56.6 57.3 59.3 58.6 49.4 - 8536 707 9776 88.5 81.8 82.8 76.1

07/24 50.8 49.9 53.9 51.5 52.0 52.6 54.6 56.3 57.0 58.9 58.4 49.3 - 8569 1371 9725 86.5 80.0 80.1 74.2

07/25 50.8 49.9 54.0 51.5 52.0 52.8 54.9 56.5 57.2 58.9 58.3 49.3 - 9257 666 9611 84.5 79.4 78.5 74.7

07/26 50.8 49.9 54.1 51.5 52.0 52.6 54.7 56.3 57.0 58.9 58.5 49.7 - 9202 875 9499 83.5 78.9 78.9 74.9

07/27 50.5 49.9 54.0 51.7 52.2 52.8 54.8 56.4 57.1 58.9 59.0 49.8 - 8443 1402 9579 87.0 81.2 82.8 76.4

07/28 50.1 ? 49.4 54.0 51.9 52.5 53.1 55.1 56.7 57.4 59.2 59.2 49.9 - 7477 1909 9434 88.5 81.9 82.5 75.3

07/29 50.0 49.4 53.9 51.4 52.1 52.8 55.0 56.7 57.4 59.4 59.0 49.7 - 9135 1499 9276 86.5 81.0 80.5 76.8

07/30 49.9 49.1 54.1 51.2 51.7 52.3 54.4 56.0 56.8 58.8 58.7 49.8 - 8649 1253 9353 87.0 81.0 81.2 77.3

07/31 50.0 49.1 54.1 51.0 51.5 52.1 54.1 55.8 56.4 58.3 58.9 50.2 - 8693 1395 9428 88.0 81.7 80.5 79.1

Jul 8309 1551 9675 80.4 80.8 74.4

257567 48077 299915

Legend Notes 510874 95359 594869

? = 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 Column not used this month

↓ = Record low air temperature

 = Monthly Averages

54.9

Total AF

RDB

Total CFS

IGO -----

57.4 49.0

LWS

47.3

56.6

Mean Daily 

Air Temperatures (°F)

57.3 59.1

85.7

RDD

-

80.5

BND

57.2 59.3

51.3 51.3 51.8 52.5 54.8 56.8

50.6 49.5 53.3 51.5 52.0 52.7

D

A

T

E

Mean Daily Water Temperatures (°F) Mean Daily 

Release (CFS)

50.6 49.6 54.3 -

TCD SAC CCR JLF 1 SHD SPP1 KWK BSF2 3
2

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

07/01 69 102 85.5 69 102 85.5 69 104 86.5 68 100 84.0 66 98 82.0 65 98 81.5 65 100 82.5 66 102 84.0 66 99 82.5 66 103 84.5 66 101 83.5 67 99 83.0

07/02 69 102 85.5 71 103 87.0 68 101 84.5 66 99 82.5 64 98 81.0 65 99 82.0 65 100 82.5 66 101 83.5 68 100 84.0 67 98 82.5 65 98 81.5 67 99 83.0

07/03 71 103 87.0 69 101 85.0 66 100 83.0 64 98 81.0 63 99 81.0 65 100 82.5 67 103 85.0 68 102 85.0 67 100 83.5 68 98 83.0 67 96 81.5 66 97 81.5

07/04 69 100 84.5 67 99 83.0 63 98 80.5 64 101 82.5 65 102 83.5 67 104 85.5 69 104 86.5 69 101 85.0 68 97 82.5 67 98 82.5 66 97 81.5 65 95 80.0

07/05 66 101 83.5 62 98 80.0 64 101 82.5 66 104 85.0 68 105 86.5 69 105 87.0 70 104 87.0 67 100 83.5 67 98 82.5 67 98 82.5 67 99 83.0 67 99 83.0

07/06 62 100 81.0 67 103 85.0 67 107 87.0 69 106 87.5 68 104 86.0 68 102 85.0 67 100 83.5 65 98 81.5 66 99 82.5 67 102 84.5 68 103 85.5 70 103 86.5

07/07 66 106 86.0 72 108 90.0 72 108 90.0 69 105 87.0 69 102 85.5 67 100 83.5 65 99 82.0 65 101 83.0 69 104 86.5 70 105 87.5 71 104 87.5 71 103 87.0

07/08 71 109 90.0 70 108 89.0 69 106 87.5 68 101 84.5 68 99 83.5 65 101 83.0 67 101 84.0 70 107 88.5 71 107 89.0 72 106 89.0 70 102 86.0 68 99 83.5

07/09 66 109 87.5 70 104 87.0 66 102 84.0 67 99 83.0 65 99 82.0 65 100 82.5 65 104 84.5 68 109 88.5 71 107 89.0 71 103 87.0 69 99 84.0 67 99 83.0

07/10 69 106 87.5 69 103 86.0 68 101 84.5 66 101 83.5 66 102 84.0 66 104 85.0 69 108 88.5 72 108 90.0 71 104 87.5 69 102 85.5 67 100 83.5 67 100 83.5

07/11 67 103 85.0 71 101 86.0 66 102 84.0 66 101 83.5 65 103 84.0 68 107 87.5 71 107 89.0 70 106 88.0 68 98 83.0 66 99 82.5 65 98 81.5 66 98 82.0

07/12 70 101 85.5 68 102 85.0 66 100 83.0 65 102 83.5 67 106 86.5 69 106 87.5 68 101 84.5 66 101 83.5 66 99 82.5 66 99 82.5 66 98 82.0 66 99 82.5

07/13 68 101 84.5 68 101 84.5 65 103 84.0 68 107 87.5 69 107 88.0 67 102 84.5 64 100 82.0 64 100 82.0 66 101 83.5 68 103 85.5 68 100 84.0 67 98 82.5

07/14 66 101 83.5 70 103 86.5 67 107 87.0 69 107 88.0 67 100 83.5 63 99 81.0 62 101 81.5 63 103 83.0 68 102 85.0 68 102 85.0 69 99 84.0 66 98 82.0

07/15 70 103 86.5 71 106 88.5 71 107 89.0 67 101 84.0 63 99 81.0 62 100 81.0 63 101 82.0 64 102 83.0 68 105 86.5 70 104 87.0 71 102 86.5 68 100 84.0

07/16 69 105 87.0 74 106 90.0 66 101 83.5 63 98 80.5 63 99 81.0 63 101 82.0 63 102 82.5 65 105 85.0 69 103 86.0 68 100 84.0 66 98 82.0 66 95 80.5

07/17 73 107 90.0 67 103 85.0 63 97 80.0 61 99 80.0 63 98 80.5 63 102 82.5 65 104 84.5 68 105 86.5 68 101 84.5 66 99 82.5 68 97 82.5 67 96 81.5

07/18 67 103 85.0 67 98 82.5 61 99 80.0 61 100 80.5 63 103 83.0 65 105 85.0 70 107 88.5 69 103 86.0 67 97 82.0 65 96 80.5 65 97 81.0 68 99 83.5

07/19 66 95 80.5 64 98 81.0 61 98 79.5 62 102 82.0 66 106 86.0 66 106 86.0 65 102 83.5 64 101 82.5 67 98 82.5 67 99 83.0 67 99 83.0 67 101 84.0

07/20 63 99 81.0 65 98 81.5 63 104 83.5 69 110 89.5 71 109 90.0 68 102 85.0 66 100 83.0 65 100 82.5 67 96 81.5 65 96 80.5 65 97 81.0 68 101 84.5

07/21 64 100 82.0 68 102 85.0 70 109 89.5 72 107 89.5 68 102 85.0 66 100 83.0 67 101 84.0 68 102 85.0 70 103 86.5 68 104 86.0 69 101 85.0 68 101 84.5

07/22 67 103 85.0 71 109 90.0 71 106 88.5 68 102 85.0 65 99 82.0 65 100 82.5 66 101 83.5 66 101 83.5 68 102 85.0 67 104 85.5 68 99 83.5 66 99 82.5

07/23 69 108 88.5 74 107 90.5 68 102 85.0 65 100 82.5 63 102 82.5 67 104 85.5 67 103 85.0 66 104 85.0 69 106 87.5 68 100 84.0 70 99 84.5 68 100 84.0

07/24 72 105 88.5 71 103 87.0 64 100 82.0 65 103 84.0 66 105 85.5 67 103 85.0 66 104 85.0 66 103 84.5 67 101 84.0 67 102 84.5 68 98 83.0 66 98 82.0

07/25 71 102 86.5 68 100 84.0 64 101 82.5 65 103 84.0 66 105 85.5 66 104 85.0 67 105 86.0 67 104 85.5 72 105 88.5 72 103 87.5 72 101 86.5 69 102 85.5

07/26 66 103 84.5 67 101 84.0 65 102 83.5 66 104 85.0 66 106 86.0 67 106 86.5 68 106 87.0 68 107 87.5 69 104 86.5 68 101 84.5 68 99 83.5 67 100 83.5

07/27 66 101 83.5 71 104 87.5 67 103 85.0 66 105 85.5 67 108 87.5 69 108 88.5 69 106 87.5 67 106 86.5 70 109 89.5 72 107 89.5 72 102 87.0 67 100 83.5

07/28 70 104 87.0 74 104 89.0 68 106 87.0 68 108 88.0 69 110 89.5 69 110 89.5 72 110 91.0 72 108 90.0 72 107 89.5 71 105 88.0 69 99 84.0 66 98 82.0

07/29 72 105 88.5 69 105 87.0 66 108 87.0 69 111 90.0 71 114 92.5 72 113 92.5 72 108 90.0 71 105 88.0 73 105 89.0 68 103 85.5 67 99 83.0 65 98 81.5

07/30 67 106 86.5 68 109 88.5 72 111 91.5 71 115 93.0 73 114 93.5 72 107 89.5 72 105 88.5 69 104 86.5 73 105 89.0 71 102 86.5 70 99 84.5 67 99 83.0

07/31 68 106 87.0 70 111 90.5 79 116 97.5 78 114 96.0 76 108 92.0 73 106 89.5 69 104 86.5 68 103 85.5 72 105 88.5 71 101 86.0 69 100 84.5 67 100 83.5

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

D

A

T

E

Forecasted

4 Days 5 Days 6 Days

Actual

Previous Day Current Day 1 Day 2 Days 3 Days 7 Days 9 Days 10 Days

Redding (RDD) Daily Air Temperatures (°F)

8 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

78

81

84

87

90

93

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 31

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

07/01 52.9 54.3 52.8 54.1 54.9

07/02 52.9 54.2 52.9 54.1 55.0

07/03 53.1 54.6 52.9 54.2 55.1

07/04 53.0 54.4 52.9 54.3 54.9

07/05 53.1 54.2 53.0 54.3 54.8

07/06 52.9 54.2 53.0 54.3 54.7

07/07 53.1 54.2 53.0 54.3 54.8

07/08 52.8 54.1 53.0 54.3 54.8

07/09 53.1 54.4 53.0 54.3 54.8

07/10 53.0 54.2 53.0 54.2 54.7

07/11 53.0 54.2 53.0 54.2 54.9

07/12 53.3 54.6 53.0 54.3 54.9

07/13 53.4 54.3 53.1 54.3 54.9

07/14 53.3 54.5 53.1 54.3 55.1

07/15 53.1 54.4 53.2 54.4 55.0

07/16 53.3 54.7 53.2 54.4 55.2

07/17 53.4 54.6 53.3 54.5 55.0

07/18 53.5 54.5 53.3 54.5 54.9

07/19 53.4 54.6 53.3 54.5 55.0

07/20 53.2 54.4 53.3 54.5 55.0

07/21 53.2 54.5 53.3 54.5 54.9

07/22 53.3 54.6 53.3 54.6 54.9

07/23 53.2 54.4 53.3 54.5 54.9

07/24 53.2 54.4 53.3 54.5 54.6

07/25 53.2 54.5 53.2 54.5 54.9

07/26 53.3 54.4 53.2 54.5 54.7

07/27 53.3 54.5 53.2 54.5 54.8

07/28 53.9 55.0 53.3 54.5 55.1

07/29 53.2 54.4 53.3 54.5 55.0

07/30 52.6 53.8 53.2 54.4 54.4

07/31 52.3 53.6 53.1 54.3 54.1

Notes12

DAT

D

2

ATE SAC CCR SAC

7DADM

1 Daily Max

CCR

7DADM = 7-Day Average 

Daily Maximum

DAT = Daily Average 

Temperature

BSF

92

97

102

107

112

52

53

54

55

56

13579 11 13 15 17 19 21 23 25 27 29 31

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 29 31

Water Temperature (°F)

7DADM