roseville drought response 2014 ed kriz environmental utilities director 7 november, 2014
TRANSCRIPT
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Roseville Drought Response
2014Ed Kriz
Environmental Utilities Director
7 November, 2014
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Roseville Water Portfolio
Primary supply – Folsom Reservoir Surface Water
Recycled Water - Irrigation Groundwater Wells – Emergency
Backup Interagency Interties – Limited
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Historical Folsom Storage
1977 Drought
Folsom: drawn down more since
1990’s drought
10
9
8
7
6
5
4
3
2
1
0
Fol
som
Sto
rage
(TA
F)
10
9
8
7
6
5
4
3
2
1
0F
olso
m S
tora
ge (
TAF
)
10
9
8
7
6
5
4
3
2
1
0
Fol
som
Sto
rage
(TA
F)
1990’s Drought
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Wet year(1982-1983)
Current Year(2013-2014)
Dry year (1976-1977)
Intake Exposed
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Roseville 2014 Drought Response
Ed Kriz, Director of Environmental Utilities
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Actions taken in Response to Conditions December 23 - Called for voluntary 20%
reduction January 27 – February 27 - operated four
back-up groundwater wells Formed Drought Management Team
Reviewed Municipal Code for changed needed for implementation
March 24 – Declared Drought with 20% mandatory reduction
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Actions taken (cont)
Performed system evaluation for alternative water supplies Accelerated two ASR wells ($4M) Identified 2 pump stations needed and
initiated projects ($2M)
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Actions taken (cont)
Increased Outreach ($300K) Increased Staff
1 FTE – Conservation Worker 2 Temp – Conservation Helpers
Implemented 15% Drought Surcharge effective June 15th
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Roseville Drought Surcharge
Summary of Water Shortage Rate Charges
Stage Water Use Restriction
Water Shortage Surcharge (*1)
Excess Water Use Charge (*2)
First Year of a Water Shortage
Stage 1 10% None None
Stage 2 20% 15% None
Stage 3 30% 33% 25%
Stage 4 40% 45% 50%
Stage 5 50% 60% 100%
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Results Realized Water Wise House Calls: 22% increase
January-August 2013: 968 January-August 2014: 1242
Commercial audits: 34% increase January-August 2013: 21 January-August 2014: 32
Cash for Grass: Rebated removal of 390,842 square feet since July
1, 2008 Water Waste responses/site visits: 30% increase
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Results Realized (cont) 2014 - 18.1 % cumulative decrease
January: +24.3% February: -21.32% March: -33.77% April: -28.92% May: -23.91% June: -11.45% July: -17.46% August: -21.26% September: -13.84%
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Questions