Water Supply Conditions - BeWaterWise

1 downloads 253 Views 794KB Size Report
Apr 1, 2017 - Readers should refer to the relevant state, federal, and local agencies for ... -F eet. Diamond Valley Lak
Water Supply Conditions Report

Highlights  Oroville has 267 TAF less in storage than this time last year

As of: 11/19/2017

2017 Colorado River

84%

As of: 11/19/2017

2017 SWP Allocation



San Luis Reservoir has 183 TAF more in SWP storage than this time last year

967,370 AF 77% of full CRA

Upper Colorado River Basin

Water Supply Conditions Report

Does not include storage withdrawals

1,624,775 AF 85% of Table A



Precipitation as indicated by the 8-Station index is at 138% of normal for the month of November.

Statewide

0%

3.5 MAF

30

Snow data early in the season may not provide a valid measure of conditions

20

67%

10 0

WY

Capacity: 810 TAF

3.0"

Southern Sierra Snowpack

0%

59% 59%

0%

550 450 350

Record Low

250

0%

AZ

MWD Storage Reserve Levels 4

15

75

10

60

5

45

WY Avg

0

30

70%

2017-2018

Lake Shasta Reservoir Storage

Potential Put to Storage Storage Balance Emergency Storage

4.5

Normal

366 TAF more in storage than this time last year

MEAD 10.12 MAF 1081.26 FT

Turn page for more CRA Data

Flip Over for SWP Data

70%

2

2.4

1.8 1.1

2.7

2.3

1.7

1.2

1.0

0.9

1.3

1.3

18

WY Avg

6

3.0

10%

18

0

LA: 0.1"

2.5 2.0

810 TAF

83% Record Low: 587 TAF (08/01/1977)

2016-2017

WY Avg

6

0%

0

CASTAIC 271 TAF DVL 716 TAF

2017-2018

This report is produced by the Water Resource Management and contains information from various federal, state, and local agencies. The Metropolitan Water District of Southern California cannot guarantee the accuracy or completeness of this information. Readers should refer to the relevant state, federal, and local agencies for additional or for the most up to date water supply information. Reservoirs, lakes, aqueducts, maps, watersheds, and all other visual representations on this report are not drawn to scale. http://www.mwdh2o.com/WSCR This report is best printed double sided on legal size paper (8.5" x 14") and folded in quarters

12

SD: 0.0"

1.5

0.5

Calendar Year

5 STA: 3.4"

SAN LUIS TOT: 1.44 MAF SWP: .68 MAF

3.5

0

Snow Water Equivalent (% of Normal) No Data Snowpack Less than 50 % of Normal 50 - 80 81 - 120 121 - 150 Greater than 150

0%

12

1.0

39% 39%

Southern Sierra

0

325 TAF

4.0

1.0

1

0%

20

Capacity: 4.55 MAF

3

NM

8 STA: 9.5"

15

Million Acre-Feet

0%

CO

Northern Sierra

2.04 MAF

25

2016-2017

Million Acre-Feet

0%

136%

30

0% 0%

WY Avg

35 Water Content (in)

0%

Thousand Acre-Feet

0%

35% OROVILLE 1.24 MAF

45 40

650

0%

0.0 in

50

0%

24.3 MAF

26.1 MAF

154 TAF more in storage than this time last year

750

UT

POWELL 14.39 MAF

Diamond Valley Lake Storage

90 75 60 45 30 15 0

88% Capacity Average EOM

WY Avg

%%

% Normal WY to Date

Rainfall to Date (in) Flip Over for CRA Data

%

Current Storage (% Capacity)

Turn page for more SWP Data

Colorado ColoradoRiver River Resources Resources

State Water Project Resources

Northern Sierra Snowpack

8 Station Index Precip 0.0 in

50

9.5 in. Water Year to Date

16

35 30 25 20 15 10

12

138% 8

4

15 10 5

Normal

267 TAF less in storage than this time last year

Capacity: 3.5 MAF 3.8

Average Monthly Precip

Actual Precip to Date

5 Station Index Precip 16

3.4 in. Water Year to Date

Precipitation (in)

2.3

8

64%

4

19% 0

1.8 1.3

Average Monthly Precip

Other SWP Contract Supplies for 2017 (AF) 2016-2017

2017-2018

Enhanced Flood Pool

Original Flood Boundaries

San Luis Reservoir Storage

183 TAF more in SWP storage than this time last year

Capacity: 2.04 MAF 2.1

Transfer/Exchanges Article 21 Pool A/B (Purchased) Carryover Supplies

16,000 124,000 0 210,000

10

410 390 370 350

Lake Powell Storage 20

3.00

2.90 2.85 2.80 2.75

J FMAM J J A S O N D

Date of Forecast

Shortage Surplus

2018 0% 0%

2019 15% 0%

2020 42% 7%

2021 45% 12%

2022 52% 17%

Likelihood based on results from the August 2017 USBR CRSS model run.

Lake Mead Storage

Capacity: 26.1 MAF

Powell Unregulated Inflow

SWP Last Year

30 25 20 15

Long Term Average

10

18

SWP Current

10 8 5

Water Year

Surplus

14

12

10

Shortage Trigger

0

0 Total Current

Long Term Average

13

16

3

5

0.0

(Preliminary Observed)

15

35

WY 2017 110% of normal Million Acre-Feet

WY 2017 213% of normal

Million Acre-Feet

0.6

Million Acre-Feet

Total Last Year

12

8

40

SWP Capacity 1.06 MAF

14

10

Lake Mead Shortage/Surplus Outlook

(Preliminary Observed)

45

1.5 1.2

16

18

Sacramento River Runoff

2.04 MAF more in storage than this time last year

Date of Forecast

Total Capacity 2.04 MAF

1.8

Normal

18

2.95

J FMAM J J A S O N D

Actual Precip to Date

Record Low: 882 TAF (9/7/1977)

0.8

30

430

2017-2018

Capacity: 24.3 MAF

IID/CVWD (QSA Priority 3a)

PVID/Yuma (QSA Priority 1 & 2) 450

2016-2017

Actual Precip to Date

2017 Colorado River Ag Use

Above QSA Threshold

2.8

Average Monthly Precip

Thousand Acre-Feet

12 3.3

0

0

Million Acre-Feet

2017-2018

Oroville Reservoir Storage

Million Acre-Feet

57% 47%

Million Acre-Feet

2016-2017

Million Acre-Feet

2.1 in 84% of normal

20

4

0

0

0.3

25

6

2

As of: 11/19/2017

27%

5

0.9

3.0 in. Water Year to Date

8

Precipitation (in)

40 Precipitation (in)

Water Content (in)

45

As of: 11/19/2017

Upper Colorado Basin Snowpack

Upper Colorado Basin Precip

Water Content (in)

As of: 11/19/2017

8 Water Year

263 TAF more in storage than this time last year