Report Generated 03/06/2019 at 1210

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

February - 2019
1

Shasta 

Generation 

Spring Creek 

P.P.

Keswick 

Total BSF RDB LWS

Jan 2334 743 3587 47.4 48.8 40.3

02/01 50.5 49.6 48.1 50.0 50.0 50.4 51.0 51.5 # - 52.0 48.4 44.8 - 2251 327 3151 53.5 53.0 54.5 -

02/02 50.2 49.8 47.9 50.2 # - 50.6 50.8 51.0 # - 51.5 49.1 44.7 - 2097 538 3163 52.0 50.8 51.6 -

02/03 50.3 49.7 48.0 49.9 # - 50.3 50.3 50.5 # - 50.8 49.0 45.1 - 2223 340 3236 48.5 47.8 49.7 -

02/04 50.0 49.4 48.1 49.8 # - 49.8 47.7 48.3 # - 49.1 47.8 44.1 - 2039 906 3235 44.0 43.5 45.7 -

02/05 49.9 49.3 48.0 49.4 # - 49.5 47.0 47.0 # - 47.2 46.0 42.8 - 989 1647 3228 41.0 40.6 42.2 -

02/06 50.0 49.3 48.0 49.0 ! - 49.0 47.3 46.9 # - 46.9 46.2 43.4 - 1978 542 3314 40.0 39.8 40.9 -

02/07 49.9 49.4 47.8 48.8 48.6 48.6 47.0 46.6 # - 46.4 46.5 43.8 - 1833 729 3388 40.5 37.8 39.2 -

02/08 50.0 49.3 47.8 48.7 48.5 48.7 47.8 47.5 # - 47.0 46.8 43.7 - 2217 481 3397 43.5 42.4 43.0 -

02/09 49.9 49.0 47.7 48.5 48.2 48.3 47.8 47.7 # - 47.7 46.1 42.6 - 2254 469 3300 42.0 43.4 43.9 -

02/10 49.4 48.9 47.5 48.4 47.9 47.9 46.0 45.9 # - 46.4 45.2 42.5 - 1987 382 3296 38.0 38.4 39.8 -

02/11 49.4 48.7 47.6 48.4 48.1 48.1 46.5 46.2 # - 45.7 45.6 42.9 - 2866 556 3303 40.5 43.0 42.1 -

02/12 49.4 48.7 47.4 ? 48.2 47.9 48.0 47.2 47.0 # - 46.6 ? 45.8 42.6 - 1718 1355 3291 43.5 41.6 42.0 -

02/13 49.3 48.5 46.8 ? 47.1 44.8 ? 45.2 39.6 40.4 # - 42.3 ? 41.9 40.8 - 2130 990 3292 36.0 35.0 37.9 -

02/14 49.3 48.9 46.8 46.9 43.9 45.4 40.7 40.3 # - 40.2 44.4 42.5 - 802 1404 3361 43.5 43.3 47.1 -

02/15 49.6 48.5 46.9 47.0 46.6 47.1 45.2 44.4 # - 43.7 45.8 42.7 - 673 1654 3389 43.5 46.3 46.3 -

02/16 48.8 48.3 46.8 47.2 47.1 47.5 46.8 46.4 # - 45.9 46.0 42.6 - 2022 585 3391 47.0 46.1 46.3 -

02/17 48.9 48.4 46.6 47.7 47.4 47.6 46.9 46.7 # - 46.9 45.1 42.0 - 1962 494 3391 44.5 42.3 44.0 -

02/18 49.0 48.3 46.5 47.7 47.5 47.8 46.4 46.0 # - 46.3 44.5 41.6 - 1428 1877 3389 44.5 42.9 44.7 -

02/19 49.3 48.3 46.6 47.5 47.3 47.6 46.4 46.1 # - 46.1 44.5 41.6 - 2442 406 3345 44.5 43.2 45.0 -

02/20 49.1 48.2 46.5 47.8 47.7 48.1 47.4 47.3 # - 47.0 45.0 42.1 - 1867 731 3346 44.5 44.9 45.7 -

02/21 48.8 48.2 46.4 47.7 47.7 47.9 47.3 47.2 # - 47.4 44.5 41.8 - 1938 1363 3346 45.0 43.9 45.2 -

02/22 48.7 48.3 46.3 47.5 47.4 47.6 46.6 46.3 # - 46.5 44.2 41.1 - 2245 1003 3339 47.0 43.3 44.7 -

02/23 48.6 47.9 46.4 47.5 47.3 47.5 46.8 46.4 # - 46.5 44.6 41.5 - 2812 470 3340 42.0 41.8 42.7 -

02/24 48.5 47.7 46.2 47.7 47.4 47.6 47.3 47.3 # - 47.1 45.2 42.3 - 2125 887 3339 46.5 47.3 47.5 -

02/25 48.9 47.8 46.2 47.4 47.2 47.5 47.3 47.4 # - 47.4 45.3 40.4 - 1208 663 3342 49.5 50.7 49.4 -

02/26 50.2 48.8 46.3 47.8 47.8 48.0 47.9 47.9 # - 47.9 ? 47.3 39.7 - 25 428 5047 50.5 50.9 50.0 -

02/27 48.1 48.6 46.2 48.0 48.4 48.5 48.7 48.3 # - 48.2 ? 47.7 42.3 - 1690 1692 7037 53.5 52.9 52.6 -

02/28 48.2 47.5 46.0 48.3 48.5 48.7 49.0 48.9 # - 49.3 ? 46.5 42.9 - 7726 2973 16746 47.5 50.6 49.6 -

-

-

-

Feb 2055 925 3991 44.6 45.5 -

57547 25892 111742

Legend Notes 114142 51356 221636

? = 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

47.0

Total AF

RDB

Total CFS

IGO -----

45.9 42.5

LWS

42.9

46.9

Mean Daily 

Air Temperatures (°F)

48.9 49.1

44.9

RDD

-

50.7

BND

- 47.0

48.6 50.3 50.1 50.4 49.3 49.2

49.4 48.7 47.0 48.2 47.5 48.2

D

A

T

E

Mean Daily Water Temperatures (°F) Mean Daily 

Release (CFS)

51.5 51.0 47.9 -

TCD SAC CCR JLF 1 SHD SPP1 KWK BSF2 3
2

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

02/01 41 69 55.0 51 57 54.0 47 55 51.0 42 54 48.0 35 48 41.5 28 51 39.5 28 55 41.5 29 55 42.0 35 56 45.5 37 58 47.5 36 61 48.5 43 62 52.5

02/02 50 57 53.5 49 55 52.0 43 52 47.5 38 48 43.0 30 50 40.0 28 51 39.5 27 52 39.5 32 50 41.0 38 53 45.5 40 53 46.5 36 57 46.5 39 63 51.0

02/03 48 56 52.0 47 52 49.5 38 47 42.5 28 47 37.5 28 51 39.5 28 50 39.0 32 49 40.5 34 49 41.5 39 57 48.0 39 57 48.0 37 60 48.5 39 63 51.0

02/04 46 51 48.5 42 47 44.5 28 48 38.0 27 51 39.0 28 51 39.5 32 50 41.0 33 49 41.0 35 51 43.0 40 55 47.5 39 52 45.5 38 58 48.0 40 56 48.0

02/05 38 50 44.0 32 49 40.5 28 50 39.0 29 51 40.0 36 50 43.0 35 49 42.0 35 49 42.0 33 50 41.5 37 52 44.5 37 58 47.5 40 60 50.0 40 59 49.5

02/06 31 51 41.0 30 50 40.0 28 50 39.0 34 49 41.5 34 48 41.0 36 49 42.5 30 49 39.5 33 50 41.5 37 57 47.0 43 60 51.5 40 61 50.5 39 59 49.0

02/07 30 50 40.0 31 50 40.5 34 49 41.5 34 48 41.0 35 47 41.0 30 49 39.5 33 50 41.5 34 53 43.5 37 58 47.5 38 51 44.5 35 55 45.0 39 58 48.5

02/08 31 50 40.5 37 50 43.5 34 48 41.0 30 47 38.5 30 48 39.0 35 50 42.5 35 50 42.5 36 52 44.0 38 50 44.0 38 53 45.5 36 57 46.5 38 60 49.0

02/09 36 51 43.5 36 48 42.0 29 47 38.0 32 47 39.5 37 50 43.5 36 49 42.5 32 52 42.0 36 49 42.5 39 52 45.5 37 53 45.0 35 56 45.5 40 60 50.0

02/10 35 49 42.0 30 47 38.5 33 45 39.0 39 49 44.0 36 50 43.0 32 53 42.5 35 50 42.5 35 50 42.5 36 54 45.0 38 60 49.0 38 63 50.5 41 64 52.5

02/11 28 48 38.0 33 44 38.5 37 46 41.5 38 49 43.5 34 53 43.5 37 52 44.5 35 52 43.5 34 51 42.5 44 59 51.5 40 63 51.5 42 65 53.5 42 64 53.0

02/12 32 49 40.5 41 47 44.0 38 49 43.5 39 55 47.0 37 50 43.5 35 51 43.0 33 52 42.5 31 54 42.5 35 56 45.5 44 60 52.0 40 63 51.5 42 65 53.5

02/13 41 46 43.5 33 42 37.5 41 55 48.0 36 48 42.0 36 49 42.5 33 51 42.0 30 53 41.5 30 53 41.5 35 57 46.0 43 61 52.0 39 63 51.0 42 65 53.5

02/14 33 39 36.0 38 55 46.5 38 48 43.0 37 50 43.5 32 52 42.0 32 53 42.5 32 53 42.5 35 51 43.0 38 55 46.5 39 56 47.5 37 58 47.5 39 64 51.5

02/15 36 51 43.5 36 48 42.0 38 51 44.5 32 51 41.5 32 53 42.5 32 52 42.0 35 51 43.0 34 51 42.5 35 56 45.5 41 58 49.5 36 61 48.5 39 65 52.0

02/16 36 51 43.5 38 50 44.0 31 51 41.0 30 54 42.0 29 52 40.5 32 50 41.0 30 47 38.5 29 51 40.0 36 58 47.0 40 58 49.0 40 58 49.0 42 62 52.0

02/17 38 56 47.0 37 51 44.0 27 53 40.0 27 53 40.0 30 50 40.0 30 50 40.0 30 53 41.5 32 52 42.0 40 58 49.0 46 56 51.0 44 61 52.5 42 66 54.0

02/18 36 53 44.5 35 52 43.5 29 54 41.5 32 51 41.5 30 52 41.0 30 53 41.5 33 52 42.5 37 51 44.0 43 59 51.0 40 61 50.5 45 67 56.0 46 70 58.0

02/19 34 55 44.5 33 55 44.0 34 51 42.5 30 53 41.5 32 55 43.5 31 51 41.0 35 51 43.0 34 52 43.0 39 54 46.5 37 59 48.0 42 65 53.5 44 70 57.0

02/20 31 58 44.5 36 52 44.0 34 54 44.0 30 56 43.0 35 52 43.5 37 51 44.0 35 52 43.5 37 51 44.0 45 59 52.0 42 61 51.5 40 63 51.5 40 62 51.0

02/21 35 54 44.5 37 53 45.0 31 56 43.5 34 52 43.0 38 53 45.5 41 53 47.0 42 55 48.5 43 56 49.5 46 58 52.0 46 65 55.5 45 65 55.0 42 66 54.0

02/22 35 55 45.0 35 56 45.5 33 52 42.5 39 53 46.0 42 53 47.5 44 55 49.5 44 58 51.0 43 61 52.0 47 59 53.0 49 59 54.0 47 61 54.0 42 63 52.5

02/23 35 59 47.0 32 52 42.0 40 54 47.0 43 53 48.0 45 55 50.0 46 58 52.0 43 59 51.0 40 57 48.5 41 55 48.0 47 60 53.5 46 63 54.5 42 63 52.5

02/24 31 53 42.0 43 51 47.0 43 52 47.5 43 53 48.0 45 58 51.5 41 56 48.5 37 58 47.5 41 55 48.0 43 59 51.0 44 62 53.0 41 61 51.0 41 63 52.0

02/25 43 50 46.5 50 52 51.0 45 53 49.0 45 57 51.0 38 56 47.0 35 58 46.5 40 54 47.0 42 58 50.0 36 61 48.5 43 63 53.0 41 65 53.0 41 66 53.5

02/26 48 51 49.5 49 53 51.0 45 56 50.5 37 56 46.5 36 58 47.0 40 54 47.0 41 61 51.0 39 61 50.0 40 61 50.5 43 63 53.0 46 63 54.5 45 61 53.0

02/27 49 52 50.5 49 56 52.5 38 55 46.5 36 57 46.5 39 55 47.0 42 60 51.0 43 61 52.0 43 57 50.0 46 61 53.5 46 62 54.0 46 65 55.5 44 66 55.0

02/28 48 59 53.5 40 54 47.0 38 55 46.5 41 58 49.5 42 58 50.0 44 60 52.0 42 58 50.0 45 57 51.0 44 59 51.5 40 60 50.0 40 64 52.0 41 70 55.5

- 55

-

-

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) Begin Date

TCD N/A Shasta Power Plant N/A BSF 56.0 05/25/2018

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

35

39

43

47

51

55

59

63

39

40

41

42

43

44

45

46

47

48

49

50

51

52

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

Air Temperature (°F)

Water Temperature (°F)

Mean Daily Temperatures

TCD KWK SAC CCR BSF RDD (Air)
4

02/01 50.1 50.6 50.9 51.5 51.0

02/02- 51.1- 51.5 50.8

02/03- 50.6- 51.3 50.3

02/04- 50.9- 51.3 47.7

02/05- 50.7- 51.2 47.0

02/06 50.1 49.9- 50.3 47.3

02/07 49.7 49.8- 50.5 47.0

02/08 49.5 49.6- 50.4 47.8

02/09 48.6 48.7- 50.0 47.8

02/10 48.8 49.0- 49.8 46.0

02/11 48.8 48.9- 49.5 46.5

02/12 48.1 48.3 49.1 49.2 47.2

02/13 46.3 46.5 48.5 48.7 39.6

02/14 46.4 46.9 48.1 48.3 40.7

02/15 48.1 48.6 47.9 48.1 45.2

02/16 48.5 48.9 47.9 48.2 46.8

02/17 49.0 49.3 47.9 48.2 46.9

02/18 49.2 49.8 47.9 48.3 46.4

02/19 48.9 49.5 48.1 48.5 46.4

02/20 49.2 49.9 48.5 49.0 47.4

02/21 49.2 49.8 48.9 49.4 47.3

02/22 49.0 49.7 49.0 49.6 46.6

02/23 48.1 48.6 48.9 49.5 46.8

02/24 47.6 47.7 48.7 49.3 47.3

02/25 47.5 47.6 48.5 49.0 47.3

02/26 48.2 48.2 48.4 48.8 47.9

02/27 48.9 49.3 48.4 48.7 48.7

02/28 49.7 49.8 48.4 48.7 49.0 ---

Notes12

DAT

D

2

ATE SAC CCR SAC

7DADM

1 Daily Max

CCR

7DADM = 7-Day Average 

Daily Maximum

DAT = Daily Average 

Temperature

BSF

38

43

48

53

58

63

68

46

47

48

49

50

51

52

13579 11 13 15 17 19 21 23 25 27

Air Temperature (°F)

Water Temperature (°F)

Daily Maximum

SAC CCR RDD (Air)

46

47

48

49

50

51

52

13579 11 13 15 17 19 21 23 25 271

Water Temperature (°F)

7DADM
5

Latest Profile Date: 02/07/2019

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
6

Latest Profile Date: 02/20/2019

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
7

Latest Profile Date: 02/12/2019

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