Report Generated 06/01/2017 at 0710

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

May - 2017
1

Shasta 

Generation 

Spring Creek 

P.P.

Keswick 

Total BSF RDB LWS

Apr 12088 757 16423 56.6 57.8 49.5

05/01 52.7 51.8 50.0 52.8 53.2 53.8 55.5 56.7 56.9 58.1 52.8 45.5 - 8534 580 9068 73.5 70.5 72.9 61.1

05/02 51.2 50.2 50.2 53.0 53.5 54.1 56.3 58.0 58.2 59.4 53.5 46.0 - 7407 111 7742 74.5 72.2 76.3 63.9

05/03 50.5 49.3 50.6 52.8 53.6 54.6 57.5 59.4 59.7 61.0 54.1 46.2 - 6498 16 6241 ↑ 80.5 77.4 77.8 67.1

05/04 50.4 49.3 50.7 51.7 52.8 53.9 57.6 60.0 60.5 62.1 54.2 46.4 - 4939 14 5200 76.0 74.6 76.5 66.8

05/05 50.0 49.5 50.2 52.0 52.8 53.8 57.9 60.3 60.8 62.2 53.6 47.1 - 4285 457 4829 70.0 69.5 68.8 58.5

05/06 50.9 49.4 50.7 52.1 52.9 53.5 56.5 58.3 59.0 60.6 52.7 47.2 - 3909 780 4766 65.5 62.9 63.3 52.5

05/07 52.0 51.1 50.5 51.3 51.6 52.2 54.6 56.0 56.6 58.1 52.4 47.6 - 8544 2853 11736 69.0 66.6 68.6 54.9

05/08 51.6 50.8 50.6 51.9 52.2 52.5 53.8 54.9 55.1 56.2 52.9 46.5 - 9211 2858 12356 75.0 68.2 70.6 59.4

05/09 51.7 50.7 50.5 51.8 52.2 52.8 54.6 56.0 ? 56.3 57.4 53.5 46.3 - 9752 3022 12178 74.5 70.4 72.5 63.2

05/10 51.2 50.3 50.6 51.8 52.1 52.6 54.5 56.0 56.4 57.8 53.7 46.1 - 9129 3617 12230 68.5 66.0 66.8 63.1

05/11 51.3 50.3 50.6 51.5 51.7 52.2 53.8 55.3 55.7 57.2 52.6 45.6 - 8624 3419 12182 62.5 61.1 61.7 56.5

05/12 51.3 50.4 50.8 51.2 51.3 51.6 53.0 54.1 54.5 55.5 51.3 45.0 - 8628 3332 12414 57.0 58.2 58.5 49.2

05/13 51.5 50.6 50.7 51.2 51.4 51.7 52.9 53.8 54.0 55.0 51.4 45.0 - 8965 3065 12754 ↓ 56.5 55.3 58.0 48.5

05/14 52.5 51.6 50.6 51.5 51.6 52.0 53.2 54.0 54.3 55.3 51.9 45.2 - 10082 2856 12149 64.5 59.5 60.2 50.3

05/15 52.3 51.2 50.5 52.2 52.4 52.8 54.2 55.1 55.3 56.1 52.1 45.5 - 9565 3424 12107 68.0 64.3 65.5 54.6

05/16 51.2 50.4 50.3 51.8 51.8 52.2 53.2 54.2 54.6 55.6 50.7 45.5 - 8896 3339 12235 57.0 56.8 57.9 52.5

05/17 52.1 51.2 50.2 51.0 51.2 51.7 52.8 ? 53.5 53.7 54.6 51.1 45.2 - 9578 3159 12690 60.0 57.5 60.6 51.5

05/18 51.5 50.6 50.0 51.7 52.0 52.4 53.6 ? 54.6 54.8 55.8 51.8 45.7 - 10061 2817 12688 68.5 65.2 68.6 57.7

05/19 50.5 49.7 49.9 51.4 51.8 52.4 54.2 55.4 55.8 57.1 52.3 45.8 - 9004 3197 12688 70.5 69.0 72.0 62.7

05/20 50.2 49.4 49.8 50.8 51.2 51.9 53.8 55.3 55.8 57.5 52.7 45.9 - 9023 3152 12692 ↑ 76.5 73.3 75.4 65.6

05/21 50.5 49.6 49.7 50.6 50.9 51.5 53.6 55.3 55.8 57.5 52.8 46.0 - 9390 3021 12691 82.5 74.8 77.3 66.5

05/22 50.6 49.7 49.6 50.7 51.0 51.6 53.7 55.4 55.9 57.6 53.0 46.1 - 9173 3001 12105 ↑ 80.0 77.1 79.5 68.8

05/23 50.4 49.6 49.7 50.8 51.1 51.7 53.9 55.7 56.3 57.9 53.0 46.2 - 9246 3188 11673 ↑ 81.0 76.8 78.1 70.3

05/24 50.8 49.8 49.7 50.8 51.2 51.8 54.2 56.1 56.6 58.3 53.3 46.4 - 9975 1810 10982 78.0 74.7 75.2 69.3

05/25 50.6 49.6 49.9 51.0 51.4 52.0 54.4 56.2 56.7 58.4 52.9 46.5 - 8041 2363 10175 69.5 65.7 65.3 64.0

05/26 50.9 49.9 49.8 51.0 51.4 52.0 54.4 56.2 56.8 58.4 52.9 46.7 - 8885 1288 10067 69.0 65.7 65.7 64.8

05/27 51.2 50.1 50.0 51.0 51.5 52.1 54.4 56.2 56.7 58.4 53.2 ? 46.4 - 9044 2278 10069 73.0 68.5 68.3 65.3

05/28 50.9 49.8 50.1 51.4 51.8 52.4 54.7 56.6 57.1 58.8 53.8 46.6 - 8489 2031 10193 77.0 73.3 72.3 67.5

05/29 51.1 49.8 50.0 51.2 51.6 52.2 54.7 56.7 57.3 59.2 54.1 46.6 - 8596 1643 10182 78.5 74.5 74.3 68.4

05/30 51.1 49.9 50.2 51.2 51.5 ? 52.0 54.2 56.2 56.9 58.6 53.2 46.4 - 9061 1809 10178 74.0 71.4 70.8 62.4

05/31 51.4 49.9 50.2 51.0 51.4 52.0 54.3 56.1 56.6 58.1 53.7 45.9 - 8290 2298 9844 69.5 66.4 65.3 63.4

May 8478 2284 10616 68.0 69.2 61.0

262824 70798 329104

Legend Notes 521301 140425 652764

? = 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

52.5

D

A

T

E

Mean Daily Water Temperatures (°F) Mean Daily 

Release (CFS)

51.1 50.1 50.5 -

TCD SAC CCR JLF 1 SHD SPP1 KWK BSF2

51.2 50.2 50.2 51.5 51.9

49.2 50.4 50.5 50.7 51.7 52.2

Mean Daily 

Air Temperatures (°F)

52.5 53.2

71.0

RDD

-

57.7

BND

54.5 56.5 57.9

Total AF

RDB

Total CFS

IGO -----

52.8 46.1

LWS

46.6

56.1

3
2

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

05/01 47 86 66.5 58 88 73.0 59 90 74.5 64 94 79.0 62 92 77.0 60 82 71.0 51 72 61.5 49 72 60.5 59 88 73.5 57 90 73.5 56 84 70.0 58 83 70.5

05/02 58 89 73.5 62 90 76.0 64 95 79.5 62 91 76.5 59 77 68.0 52 71 61.5 48 73 60.5 50 78 64.0 58 83 70.5 59 84 71.5 56 84 70.0 60 87 73.5

05/03 59 90 74.5 72 95 83.5 61 91 76.0 59 77 68.0 52 71 61.5 50 74 62.0 51 80 65.5 52 83 67.5 55 79 67.0 54 81 67.5 55 85 70.0 53 83 68.0

05/04 66 95 80.5 60 91 75.5 56 76 66.0 52 71 61.5 49 75 62.0 50 80 65.0 51 82 66.5 53 74 63.5 50 74 62.0 50 76 63.0 52 79 65.5 51 84 67.5

05/05 60 92 76.0 62 76 69.0 53 74 63.5 51 80 65.5 54 84 69.0 56 88 72.0 53 79 66.0 51 74 62.5 50 77 63.5 51 79 65.0 54 81 67.5 53 81 67.0

05/06 58 82 70.0 57 74 65.5 53 82 67.5 55 88 71.5 55 91 73.0 56 84 70.0 55 75 65.0 49 73 61.0 51 80 65.5 53 79 66.0 54 80 67.0 53 80 66.5

05/07 57 74 65.5 57 83 70.0 55 88 71.5 56 93 74.5 58 86 72.0 56 76 66.0 50 72 61.0 47 76 61.5 52 77 64.5 50 78 64.0 53 79 66.0 53 84 68.5

05/08 57 81 69.0 65 89 77.0 57 93 75.0 58 86 72.0 55 74 64.5 49 71 60.0 46 73 59.5 48 74 61.0 50 72 61.0 50 75 62.5 52 77 64.5 53 81 67.0

05/09 60 90 75.0 54 93 73.5 58 87 72.5 55 73 64.0 48 69 58.5 45 72 58.5 47 73 60.0 48 69 58.5 49 75 62.0 50 78 64.0 54 83 68.5 56 85 70.5

05/10 54 95 74.5 55 85 70.0 55 72 63.5 47 69 58.0 44 71 57.5 47 74 60.5 48 71 59.5 48 70 59.0 50 76 63.0 54 80 67.0 55 87 71.0 60 89 74.5

05/11 54 83 68.5 53 71 62.0 47 68 57.5 44 71 57.5 47 73 60.0 48 72 60.0 49 68 58.5 47 75 61.0 54 82 68.0 57 89 73.0 56 89 72.5 60 89 74.5

05/12 52 73 62.5 47 67 57.0 43 71 57.0 47 74 60.5 47 73 60.0 50 67 58.5 47 75 61.0 51 83 67.0 57 88 72.5 59 89 74.0 60 91 75.5 61 90 75.5

05/13 45 69 57.0 41 70 55.5 47 75 61.0 48 76 62.0 51 65 58.0 44 76 60.0 50 84 67.0 55 91 73.0 59 93 76.0 60 92 76.0 62 93 77.5 62 92 77.0

05/14 41 72 56.5 53 75 64.0 48 76 62.0 52 65 58.5 45 76 60.5 49 85 67.0 56 92 74.0 58 93 75.5 59 93 76.0 61 92 76.5 61 92 76.5 60 89 74.5

05/15 53 76 64.5 54 79 66.5 51 65 58.0 45 78 61.5 50 86 68.0 56 92 74.0 59 95 77.0 61 95 78.0 61 91 76.0 61 91 76.0 62 90 76.0 61 89 75.0

05/16 54 82 68.0 54 64 59.0 45 77 61.0 51 86 68.5 56 93 74.5 59 95 77.0 61 99 80.0 63 101 82.0 62 97 79.5 63 94 78.5 63 94 78.5 60 89 74.5

05/17 50 64 57.0 42 77 59.5 51 86 68.5 56 93 74.5 59 95 77.0 61 98 79.5 64 100 82.0 64 101 82.5 63 94 78.5 61 94 77.5 60 93 76.5 62 93 77.5

05/18 42 78 60.0 54 86 70.0 55 92 73.5 59 94 76.5 60 97 78.5 64 101 82.5 65 102 83.5 65 98 81.5 64 97 80.5 63 96 79.5 62 95 78.5 62 92 77.0

05/19 50 87 68.5 49 91 70.0 58 93 75.5 60 95 77.5 64 101 82.5 64 102 83.0 64 99 81.5 61 93 77.0 60 88 74.0 56 90 73.0 58 91 74.5 60 89 74.5

05/20 49 92 70.5 57 94 75.5 61 97 79.0 64 101 82.5 65 101 83.0 64 94 79.0 59 88 73.5 55 86 70.5 58 88 73.0 61 93 77.0 62 93 77.5 61 90 75.5

05/21 55 98 76.5 69 97 83.0 64 101 82.5 65 102 83.5 63 95 79.0 58 87 72.5 54 84 69.0 56 88 72.0 59 91 75.0 62 93 77.5 62 92 77.0 61 90 75.5

05/22 68 97 82.5 58 101 79.5 65 102 83.5 64 95 79.5 58 89 73.5 55 86 70.5 56 92 74.0 59 97 78.0 62 93 77.5 62 91 76.5 61 91 76.0 60 87 73.5

05/23 58 102 80.0 61 103 82.0 63 94 78.5 57 88 72.5 56 88 72.0 56 92 74.0 57 96 76.5 60 98 79.0 63 94 78.5 62 93 77.5 61 90 75.5 62 92 77.0

05/24 61 101 81.0 64 94 79.0 57 87 72.0 56 87 71.5 55 91 73.0 59 95 77.0 60 99 79.5 64 100 82.0 64 94 79.0 62 89 75.5 63 93 78.0 64 93 78.5

05/25 63 93 78.0 59 83 71.0 56 83 69.5 55 89 72.0 58 95 76.5 63 100 81.5 64 101 82.5 64 98 81.0 61 85 73.0 57 86 71.5 59 89 74.0 60 92 76.0

05/26 58 81 69.5 58 84 71.0 54 90 72.0 56 94 75.0 59 97 78.0 63 99 81.0 63 92 77.5 61 93 77.0 60 89 74.5 60 93 76.5 61 92 76.5 61 92 76.5

05/27 57 81 69.0 NR 90 - 57 94 75.5 60 95 77.5 60 89 74.5 58 86 72.0 59 91 75.0 60 95 77.5 62 93 77.5 62 95 78.5 62 96 79.0 64 95 79.5

05/28 55 91 73.0 59 94 76.5 60 95 77.5 61 88 74.5 59 85 72.0 59 91 75.0 60 94 77.0 59 95 77.0 63 96 79.5 65 97 81.0 64 94 79.0 62 90 76.0

05/29 59 95 77.0 63 94 78.5 59 87 73.0 60 85 72.5 58 88 73.0 59 92 75.5 60 94 77.0 61 95 78.0 64 97 80.5 64 94 79.0 64 95 79.5 62 91 76.5

05/30 62 95 78.5 64 87 75.5 59 80 69.5 58 87 72.5 57 93 75.0 60 94 77.0 59 93 76.0 60 93 76.5 63 95 79.0 61 90 75.5 62 93 77.5 63 92 77.5

05/31 63 85 74.0 60 78 69.0 57 85 71.0 56 92 74.0 58 93 75.5 59 86 72.5 58 91 74.5 60 95 77.5 64 95 79.5 63 92 77.5 63 88 75.5 60 90 75.0

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
3

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

TCD N/A Shasta Power Plant N/A BSF 56.0 06/17/16 - 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

54

58

62

66

70

74

78

82

86

50

51

52

53

54

55

56

57

58

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

05/01 54.5 55.8 52.3 53.1 55.5

05/02 55.2 56.4 53.0 53.9 56.3

05/03 55.5 57.1 53.7 54.7 57.5

05/04 54.9 56.5 54.2 55.4 57.6

05/05 54.8 56.7 54.5 55.9 57.9

05/06 55.1 56.4 54.9 56.3 56.5

05/07 52.3 53.2 54.6 56.0 54.6

05/08 53.7 54.5 54.5 55.8 53.8

05/09 53.5 54.4 54.3 55.5 54.6

05/10 53.4 54.5 54.0 55.2 54.5

05/11 52.5 53.3 53.6 54.7 53.8

05/12 52.1 52.6 53.2 54.1 53.0

05/13 52.3 53.1 52.8 53.7 52.9

05/14 52.7 53.5 52.9 53.7 53.2

05/15 53.1 54.1 52.8 53.6 54.2

05/16 52.4 52.7 52.6 53.4 53.2

05/17 52.1 53.0 52.5 53.2 52.8

05/18 53.0 53.9 52.5 53.3 53.6

05/19 52.6 53.8 52.6 53.4 54.2

05/20 52.4 53.5 52.6 53.5 53.8

05/21 52.1 53.2 52.5 53.5 53.6

05/22 51.9 52.9 52.4 53.3 53.7

05/23 52.0 53.0 52.3 53.3 53.9

05/24 52.3 53.4 52.3 53.4 54.2

05/25 52.7 53.8 52.3 53.4 54.4

05/26 52.4 53.5 52.3 53.3 54.4

05/27 52.6 53.7 52.3 53.4 54.4

05/28 53.2 54.3 52.4 53.5 54.7

05/29 52.7 53.8 52.6 53.6 54.7

05/30 52.1 52.8 52.6 53.6 54.2

05/31 52.5 53.4 52.6 53.6 54.3

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

68

74

80

86

92

98

104

51

52

53

54

55

56

57

58

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

Air Temperature (°F)

Water Temperature (°F)

Daily Maximum

SAC CCR RDD (Air)

51

52

53

54

55

56

57

58

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

Water Temperature (°F)

7DADM