mwd water supply and drought management presentation
TRANSCRIPT
Water Planning and Stewardship CommitteeItem 6aMarch 9, 2020
WP&S Committee Item 6a Slide 2 March 9, 2020
Colorado River Basin
WY
CO
NMAZ
NVUT
Mexico
Lake Oroville
Lake Powell
MWD
Lake Mead
Upper Colorado
River Basin
Northern Sierra
CRA1.0 MAF
SWP287 TAF
Supply: 1.29 MAF
WP&S Committee Item 6a Slide 3 March 9, 2020
Colorado River Basin
WY
CO
NMAZ
NVUT
Mexico
Supply: 1.29 MAFDemand: 1.65 MAF
1.65 MAF
WP&S Committee Item 6a Slide 4 March 9, 2020
Colorado River Basin
WY
CO
NMAZ
NVUT
Mexico
Supply:
Demand:
Balance:
1.29 MAF1.65 MAF
-361 TAF
WP&S Committee Item 6a Slide 5 March 9, 2020
Colorado River Basin
WY
CO
NMAZ
NVUT
Supply:
Demand:
Balance:
Dry-Year Storage: 3.1 MAF
1.29 MAF1.65 MAF
-361 TAF
Storage Take Capacity: 1.4 MAF
WP&S Committee Item 6a Slide 6 March 9, 2020
Colorado River Basin
WY
CO
NM
AZ
NVUT
Supply: 1.29 MAFDemand: 1.65 MAF
Balance: -361 TAF
Groundwater
CarryoverCarryover
Flex
In-Region Surface
Mead ICS
994
DWCV
296
CUP
Storage Take Capacity: 1.4 MAF
* Includes EmergencyStorage
Dry-Year Storage: 3.1 MAF
986
58
219
643 297
*Not drawn to scale
WP&S Committee Item 6a Slide 7 March 9, 2020
Colorado River Basin
WY
CO
NMAZ
NVUT
Upper Colorado
River Basin
Northern Sierra
Supply:
Demand:
Balance:
1.29 MAF1.65 MAF
-361 TAF
65%DWR RunoffForecast
79%Colorado Basin River Forecast Center RunoffForecastPercent of Normal
Precipitation since October 1, 2019
Dry-Year Storage: 3.1 MAF
Storage Take Capacity: 1.4 MAF
WP&S Committee Item 6a Slide 8 March 9, 2020
SWP allocation likely to remain low given persistent dry conditions
Well positioned to manage through a dry 2020 and potential consecutive dry years