Report Generated 07/09/2020 at 1351

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 - Daily Maximum and 7DADM 

5 - Shasta Lake Isothermobaths Plot

6 - Trinity Lake Isothermobaths Plot

7 - Whiskeytown Lake Isothermobaths Plot

x - TCD Configuration (External Link)

All Data in this Report is Preliminary and Subject to Change

Northern CVP Water Temperature Report

September - 2019
Shasta 

Generation 

Spring 

Creek P.P.

Keswick 

Total BSF RDB LWS

Aug 9183 1112 10729 77.2 77.8 -

09/01 50.4 49.6 56.8 51.3 52.1 53.0 53.7 54.4 55.9 ! - 57.8 58.3 53.9 58.7 8175 431 9501 81.0 75.5 76.8 -

09/02 50.5 49.7 57.0 51.2 52.3 52.7 53.5 54.2 55.7 ! - 57.7 58.2 51.4 54.9 8665 187 9477 82.5 75.7 77.6 -

09/03 50.6 49.8 56.7 51.0 51.7 52.4 53.1 53.9 55.5 ! - 57.5 58.1 50.9 53.0 8865 521 9450 79.0 74.0 74.4 -

09/04 50.6 49.6 56.7 51.2 ? 51.9 52.5 53.2 53.8 55.2 ! - 56.7 57.8 50.8 53.3 8250 398 9006 80.0 73.1 76.2 -

09/05 50.9 49.7 56.8 51.2 51.9 52.7 53.4 54.1 55.7 ! - 57.3 58.5 52.8 55.1 8273 300 8988 82.5 76.5 77.8 -

09/06 50.7 49.6 56.8 51.5 ? 52.1 52.8 53.4 54.0 55.5 56.2 57.3 58.0 53.3 57.0 7766 658 8502 76.5 70.4 71.7 -

09/07 50.5 ? 49.4 56.6 51.6 52.2 52.9 53.5 54.0 55.6 56.3 57.2 57.5 52.8 56.5 6848 967 8497 74.5 69.0 68.8 -

09/08 51.0 49.8 57.2 51.5 ? 52.3 53.1 53.8 54.4 55.9 56.5 57.4 57.6 52.6 55.9 8313 113 8478 72.0 69.0 69.2 -

09/09 50.7 49.7 57.4 51.4 ? 52.1 52.8 53.3 ? 53.9 55.5 56.2 57.4 58.0 52.5 55.8 7929 19 8501 71.0 67.7 70.5 -

09/10 50.8 49.5 # - 51.4 52.1 52.9 53.4 54.0 55.5 56.1 57.0 57.9 52.9 55.3 7670 0 8491 72.5 68.7 69.5 -

09/11 50.8 49.7 # - 51.1 51.8 52.6 53.2 53.8 55.4 56.1 57.1 57.8 53.2 55.7 8386 0 8483 75.0 68.9 70.8 -

09/12 50.7 49.8 # - 51.2 51.8 52.6 53.2 53.7 55.2 55.8 56.8 57.8 53.5 55.8 7915 0 8489 79.0 70.1 73.2 -

09/13 51.0 50.0 # - 51.2 51.8 52.7 53.2 53.7 55.3 55.9 56.7 57.9 53.4 56.3 8566 0 8494 78.5 71.3 73.2 -

09/14 50.9 50.0 # - 51.3 51.9 52.7 53.2 53.7 55.3 56.0 56.9 57.9 54.1 56.7 8147 0 8485 77.0 70.8 73.7 -

09/15 50.9 50.0 # - 51.3 52.0 52.9 53.4 53.8 55.3 55.9 56.9 57.2 54.2 57.0 8240 0 8495 72.0 69.0 69.8 -

09/16 50.9 50.1 # - 51.4 52.1 52.7 53.4 54.0 55.6 56.3 57.1 56.8 54.2 56.9 7978 0 8484 68.5 66.5 67.5 -

09/17 ? 50.7 50.0 # - 51.1 51.8 52.5 53.0 53.5 54.8 55.3 56.2 56.1 53.7 54.7 7346 0 8008 65.0 61.5 64.0 -

09/18 50.4 49.5 56.7 51.3 51.7 52.3 52.8 53.4 54.9 55.6 56.4 56.4 54.0 55.6 6901 16 8003 62.5 61.0 62.6 -

09/19 50.2 49.4 57.1 51.2 51.7 52.4 52.9 53.3 54.6 55.0 55.6 56.2 53.4 55.1 6901 382 7935 65.0 61.5 63.5 -

09/20 50.1 49.2 57.0 51.3 51.8 52.5 53.0 53.4 54.8 55.4 56.2 56.5 53.4 55.0 6454 1128 7934 72.0 67.3 69.7 -

09/21 50.3 49.3 56.9 51.6 52.1 52.8 53.4 53.9 55.3 55.8 56.6 56.7 52.5 55.2 6245 1254 7937 76.0 70.2 71.7 -

09/22 50.4 ? 49.4 56.9 51.7 51.9 52.4 53.0 53.5 55.0 55.6 56.4 56.5 51.5 54.0 5727 1489 7938 70.0 65.0 66.3 -

09/23 50.4 49.7 57.0 51.7 52.4 53.3 53.8 54.3 55.6 56.0 56.6 57.1 51.3 54.6 7408 785 7936 77.5 73.1 75.0 -

09/24 50.5 49.5 57.0 51.7 52.2 53.1 53.8 54.4 56.0 56.7 57.8 57.4 51.0 54.6 6729 1119 7927 86.0 79.8 81.5 -

09/25 50.4 49.4 57.0 51.8 52.6 53.8 54.6 55.3 57.1 57.8 58.8 57.8 51.3 55.1 5976 513 7590 90.5 85.6 88.0 -

09/26 50.6 49.5 56.9 51.6 52.2 53.2 53.9 54.7 56.5 57.3 58.8 57.5 ? 51.3 54.9 6777 612 7589 86.0 76.5 79.7 -

09/27 50.0 49.1 56.7 51.5 52.0 52.8 53.5 54.1 55.7 56.5 57.6 57.3 51.3 55.0 6153 1032 7592 69.5 66.7 65.7 -

09/28 49.8 48.9 56.8 51.9 52.3 52.6 53.2 53.7 55.2 55.7 56.4 56.5 50.3 53.2 5794 803 7585 62.5 61.3 62.3 -

09/29 49.7 48.8 56.7 50.4 50.7 51.1 51.7 52.2 53.3 53.8 54.5 55.4 49.2 49.7 6187 1013 7591 53.5 49.7 51.5 -

09/30 49.9 49.1 56.7 50.4 50.7 51.1 51.5 51.9 52.8 53.1 53.4 55.7 49.4 50.4 6035 1147 7562 56.0 52.4 53.7 -

-

Sep 7354 496 8298 68.9 70.5 -

220619 14887 248948

Legend Notes 437589 29528 493778

? = 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 4 APR = Airport Road. This is a virtual site interpolated linearly between CCR and BSF based on distance.

 = Monthly Averages

APR4

53.8

53.3 53.8

Total AF

RDB

Total CFS

IGO DGC 

57.3 52.3

LWS

52.8

55.3

Mean Daily 

Air Temperatures (°F)

56.9 58.0

73.8

RDD

55.0

83.1

BND

55.9 56.9

56.1 51.6 52.4 52.9 54.6 56.1

50.5 49.6 56.9 51.3 51.9 52.7

D

A

T

E

Mean Daily Water Temperatures (°F) Mean Daily 

Release (CFS)

50.7 49.9 58.4 -

TCD SAC CCR JLF 1 SHD SPP1 KWK BSF2 3

1
↓ ↑ Avg ↓ ↑ Avg ↓ ↑ Avg ↓ ↑ Avg ↓ ↑ Avg ↓ ↑ Avg ↓ ↑ Avg ↓ ↑ Avg ↓ ↑ Avg ↓ ↑ Avg ↓ ↑ Avg ↓ ↑ Avg

09/01 62 99 80.5 65 98 81.5 63 99 81.0 63 99 81.0 64 96 80.0 63 94 78.5 60 96 78.0 60 94 77.0 64 90 77.0 59 87 73.0 61 90 75.5 59 92 75.5

09/02 63 99 81.0 66 96 81.0 63 98 80.5 63 96 79.5 63 90 76.5 60 96 78.0 60 94 77.0 60 93 76.5 61 98 79.5 60 94 77.0 60 89 74.5 59 93 76.0

09/03 65 100 82.5 61 99 80.0 62 98 80.0 65 94 79.5 60 94 77.0 61 93 77.0 58 90 74.0 57 90 73.5 60 90 75.0 61 94 77.5 62 92 77.0 59 92 75.5

09/04 61 97 79.0 62 97 79.5 65 97 81.0 61 95 78.0 59 90 74.5 57 86 71.5 57 89 73.0 56 89 72.5 60 97 78.5 60 99 79.5 62 95 78.5 59 93 76.0

09/05 60 100 80.0 68 98 83.0 61 97 79.0 61 90 75.5 56 89 72.5 56 87 71.5 55 85 70.0 56 89 72.5 60 88 74.0 60 96 78.0 62 93 77.5 59 92 75.5

09/06 66 99 82.5 60 96 78.0 60 90 75.0 56 89 72.5 55 84 69.5 53 83 68.0 54 89 71.5 57 92 74.5 59 95 77.0 59 97 78.0 58 90 74.0 59 92 75.5

09/07 59 94 76.5 61 90 75.5 56 88 72.0 54 85 69.5 53 82 67.5 53 88 70.5 57 94 75.5 59 94 76.5 62 93 77.5 62 89 75.5 59 88 73.5 58 89 73.5

09/08 59 89 74.0 57 87 72.0 56 84 70.0 55 82 68.5 54 88 71.0 56 94 75.0 59 94 76.5 59 94 76.5 63 87 75.0 58 91 74.5 59 90 74.5 58 90 74.0

09/09 57 87 72.0 58 84 71.0 52 81 66.5 53 88 70.5 57 95 76.0 59 96 77.5 58 94 76.0 58 91 74.5 60 98 79.0 59 97 78.0 59 91 75.0 58 87 72.5

09/10 57 85 71.0 61 84 72.5 52 89 70.5 57 97 77.0 58 98 78.0 59 96 77.5 59 90 74.5 56 81 68.5 56 82 69.0 57 87 72.0 60 89 74.5 58 91 74.5

09/11 61 84 72.5 60 90 75.0 56 97 76.5 58 98 78.0 59 97 78.0 59 88 73.5 56 78 67.0 51 78 64.5 55 83 69.0 57 89 73.0 59 90 74.5 57 90 73.5

09/12 59 91 75.0 67 97 82.0 58 99 78.5 59 98 78.5 57 89 73.0 54 72 63.0 48 78 63.0 53 87 70.0 62 89 75.5 59 93 76.0 61 92 76.5 58 92 75.0

09/13 63 95 79.0 61 100 80.5 60 98 79.0 57 90 73.5 55 70 62.5 49 78 63.5 52 85 68.5 57 85 71.0 57 81 69.0 57 85 71.0 58 87 72.5 57 89 73.0

09/14 58 99 78.5 59 97 78.0 56 89 72.5 55 74 64.5 49 80 64.5 53 78 65.5 53 80 66.5 53 85 69.0 64 89 76.5 60 93 76.5 61 92 76.5 58 92 75.0

09/15 58 96 77.0 58 89 73.5 54 76 65.0 48 80 64.0 53 75 64.0 49 78 63.5 52 85 68.5 54 89 71.5 60 92 76.0 61 94 77.5 61 92 76.5 57 88 72.5

09/16 55 89 72.0 54 75 64.5 48 79 63.5 53 75 64.0 48 79 63.5 51 87 69.0 55 91 73.0 55 88 71.5 62 91 76.5 59 93 76.0 59 89 74.0 57 87 72.0

09/17 61 76 68.5 52 78 65.0 54 73 63.5 49 80 64.5 51 86 68.5 53 90 71.5 56 89 72.5 56 89 72.5 67 88 77.5 62 90 76.0 60 89 74.5 57 87 72.0

09/18 51 79 65.0 59 71 65.0 49 79 64.0 52 85 68.5 54 89 71.5 56 86 71.0 54 86 70.0 57 92 74.5 67 90 78.5 59 84 71.5 60 84 72.0 52 86 69.0

09/19 54 71 62.5 50 79 64.5 51 84 67.5 55 89 72.0 56 83 69.5 54 86 70.0 57 94 75.5 60 96 78.0 63 92 77.5 60 82 71.0 56 83 69.5 53 85 69.0

09/20 50 80 65.0 61 85 73.0 55 90 72.5 55 84 69.5 54 86 70.0 57 95 76.0 61 95 78.0 58 86 72.0 58 77 67.5 54 77 65.5 55 79 67.0 52 80 66.0

09/21 59 85 72.0 62 89 75.5 55 85 70.0 55 88 71.5 59 96 77.5 62 95 78.5 59 86 72.5 51 73 62.0 51 74 62.5 52 80 66.0 53 81 67.0 52 84 68.0

09/22 62 90 76.0 56 84 70.0 57 87 72.0 63 97 80.0 68 97 82.5 60 89 74.5 53 72 62.5 45 68 56.5 51 72 61.5 52 77 64.5 52 80 66.0 52 83 67.5

09/23 55 85 70.0 67 86 76.5 62 97 79.5 67 97 82.0 64 93 78.5 56 78 67.0 47 72 59.5 44 68 56.0 54 74 64.0 50 82 66.0 53 83 68.0 53 85 69.0

09/24 66 89 77.5 74 99 86.5 67 100 83.5 63 96 79.5 58 84 71.0 54 78 66.0 47 74 60.5 44 72 58.0 49 73 61.0 48 81 64.5 51 82 66.5 50 83 66.5

09/25 73 99 86.0 81 101 91.0 64 98 81.0 58 85 71.5 53 77 65.0 45 72 58.5 43 69 56.0 41 72 56.5 48 80 64.0 50 83 66.5 52 80 66.0 51 80 65.5

09/26 81 100 90.5 79 96 87.5 57 80 68.5 50 72 61.0 43 69 56.0 43 71 57.0 44 75 59.5 44 79 61.5 51 81 66.0 53 83 68.0 53 77 65.0 51 82 66.5

09/27 73 99 86.0 64 79 71.5 49 71 60.0 41 66 53.5 41 66 53.5 42 76 59.0 45 77 61.0 46 76 61.0 53 79 66.0 51 83 67.0 54 80 67.0 54 85 69.5

09/28 63 76 69.5 61 72 66.5 42 66 54.0 41 67 54.0 43 75 59.0 45 81 63.0 46 79 62.5 47 77 62.0 55 80 67.5 52 81 66.5 51 79 65.0 51 76 63.5

09/29 52 73 62.5 41 65 53.0 42 68 55.0 43 75 59.0 45 80 62.5 48 80 64.0 48 79 63.5 49 82 65.5 54 85 69.5 54 84 69.0 55 82 68.5 51 82 66.5

09/30 41 66 53.5 47 65 56.0 43 73 58.0 46 79 62.5 47 79 63.0 48 80 64.0 50 84 67.0 52 86 69.0 55 86 70.5 54 85 69.5 53 81 67.0 51 82 66.5

-

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

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 9 Days 10 Days

2
Code Body of Water Location1 CDEC Link Point Temp. (°F) Begin Date

TCD N/A Shasta Power Plant N/A BSF 56.0 5/15/2019

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

50

56

62

68

74

80

86

92

49

50

51

52

53

54

55

56

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 APR BSF RDD (Air)

3
09/01 53.2 55.3 53.4 55.2 54.4

09/02 53.2 54.9 53.4 55.2 54.2

09/03 53.6 54.3 53.3 55.0 53.9

09/04 53.0 54.6 53.3 55.0 53.8

09/05 53.3 55.4 53.3 55.0 54.1

09/06 53.5 55.4 53.3 55.1 54.0

09/07 52.9 54.8 53.2 55.0 54.0

09/08 53.0 55.1 53.2 54.9 54.4

09/09 52.9 55.0 53.2 54.9 53.9

09/10 53.0 55.0 53.1 55.0 54.0

09/11 52.9 54.7 53.1 55.1 53.8

09/12 53.0 54.9 53.0 55.0 53.7

09/13 53.1 55.2 53.0 55.0 53.7

09/14 53.2 55.0 53.0 55.0 53.7

09/15 53.0 55.2 53.0 55.0 53.8

09/16 53.1 53.8 53.0 54.8 54.0

09/17 53.0 54.6 53.0 54.8 53.5

09/18 52.8 53.8 53.0 54.6 53.4

09/19 53.1 54.8 53.0 54.6 53.3

09/20 53.6 55.1 53.1 54.6 53.4

09/21 53.6 55.5 53.2 54.7 53.9

09/22 52.7 54.2 53.1 54.5 53.5

09/23 53.8 55.5 53.2 54.8 54.3

09/24 53.6 55.8 53.3 55.0 54.4

09/25 54.2 56.4 53.5 55.3 55.3

09/26 53.7 55.7 53.6 55.5 54.7

09/27 53.1 55.0 53.5 55.4 54.1

09/28 53.5 54.0 53.5 55.2 53.7

09/29 51.7 52.6 53.4 55.0 52.2

09/30 52.2 52.8 53.1 54.6 51.9 -

Notes12

DAT

D

2

ATE SAC CCR SAC

7DADM

1 Daily Max

CCR

7DADM = 7-Day Average 

Daily Maximum

DAT = Daily Average 

Temperature

BSF

62

69

76

83

90

97

104

51

52

53

54

55

56

57

13579 11 13 15 17 19 21 23 25 27 29

Air Temperature (°F)

Water Temperature (°F)

Daily Maximum

SAC CCR RDD (Air)

51

52

53

54

55

56

57

13579 11 13 15 17 19 21 23 25 27 291

Water Temperature (°F)

7DADM

4
Latest Profile Date: 09/24/2019

0

300

600

900

1200

1500

1800

2100

2400

2700

3000

3300

3600

3900

4200

4500

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

Shasta Lake Isothermobaths - 2019

(Water Temperature, in °F)

Total Daily Storage

5
Latest Profile Date: 09/19/2019

0

200

400

600

800

1000

1200

1400

1600

1800

2000

2200

2400

2600

2800

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

Trinity Lake Isothermobaths - 2019

(Water Temperature, in °F)

Total Daily Storage

6
Latest Profile Date: 09/23/2019

0

20

40

60

80

100

120

140

160

180

200

220

240

260

280

300

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

Whiskeytown Lake Isothermobaths - 2019

(Water Temperature, in °F)

Total Daily Storage

7