3/21/2023 item 2.D
City Council
Agenda #2.D 23-48
Update on Drought
Conditions
1852
THE MISSION CITY
March 21, 2023
1 City of
Santa Clara
The Center of What's Possible
Drought Intensity
U.S. Drought Monitor
California
• Santa Clara County
March 14, 2023
(Released Thursday, Mar. 16, 2023)
Valld 8 a.m. EDT
- None
Intensity:
• California Santa Clara County
DO Abnormally Dry
D1 Moderate Drought
- Abnormally Dry 55% D2 Severe Drought
D3 Extreme Drought
D4 Exceptional Drought
- Moderate 36%
- Severe 8%
2 2
POST MEETING MATERIAL
1 City of
Santa Clara
the conterol hats Possibe
Reservoir Storage
CALIFORNIA MAJOR WATER SUPPLY RESERVOIRS Midhight - March 20,2023 CURRENT CONDITIONS 1000
LEGEND
• March 2023 -Hist Ang
4552 300
4000 Capscly Mistorical
3533 (TAF) Average
82% | 110%
3000 3000 New Bullards Bar
• Northern California
2000 2900
977
Reservoirs' % capacity 1000 1800
76% | 99% 82% | 120% 340
Shasta Orville
- Shasta 76% (Jan 55%) 64% 110%
24÷773
Folsom
2000
2420 2030
- Trinity 36% (Jan 31%) 300
2000
2000
1000
81%| 129% 1000
- San Luis 93% (Jan 56%) 36%| 50% Camanche
Trinity
55% | 90% 88% | 118%
20411 New Melones Don Pedro
150 1080
74% | 117%
Sonoma
93%I 110%
San Luis
3 City of
Santa Clara
The Center of What's Possible
Drought Trends
Historic Droughts in California~50 years
• Historical Drought Years: 2021-2023 SL6L-7L6L 1976-1977 2017-2020
- 21 of the past 50 years 1978-1986
2012-2016
- 8 of the past 10 years
2010-2011
• Droughts will reoccur, likely 2007-2009 1987-1992
within 10 years 2003-2006
2001-2002 1993-2000
Historic Drought Years • Non-Drought Years
4 Data Source: United States Geographical Survey
2 City of
Santa Clara
The Center of What's Possible
CL D
CITY OF SANT AECALIFORNIA
Drought Update:
SantaClaraCA.gov/SaveOurWater
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THE MISSION CIN
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