Brenda Bateman, Senior Policy Coordinator

House Interim Committee on Energy & the Environment

Oregon Water Supply & Conservation Initiative Update

December 2, 2008

Barry Norris, State Engineer

Initiative ComponentsInitiative Components

Planning grants for community and Planning grants for community and regional water suppliesregional water supplies

Inventory of potential storage sitesInventory of potential storage sites Inventory of conservation Inventory of conservation

opportunitiesopportunities Water demand forecastWater demand forecast

•35 projects proposed - $750,000+ requested•16 projects funded - $200,000 funded

Above Ground Storage – 1200+ SitesAbove Ground Storage – 1200+ Sites

– Complete a desk-level assessment of Complete a desk-level assessment of geologic suitability of 54 aquifers geologic suitability of 54 aquifers statewidestatewide

– Assess aquifers’ physical capacity to Assess aquifers’ physical capacity to accept water with a rating systemaccept water with a rating system

– Present results through OWRD websitePresent results through OWRD website

Underground Storage Underground Storage Assessment Goals:Assessment Goals:

Inventory of Potential Inventory of Potential Conservation OpportunitiesConservation Opportunities– StatewideStatewide– Project LocationProject Location– Project TypeProject Type– Project DescriptionProject Description– Estimated CostEstimated Cost– Water SavingsWater Savings– TimelineTimeline– ObstaclesObstacles– OtherOther

Statewide Water Needs Assessment Tool

Base Scenario

Conservation Alternative

Questions?Questions?

Brenda.O.Bateman@wrd.state.or.usBrenda.O.Bateman@wrd.state.or.us

OWSCI TimelineOWSCI Timeline 2007-09 Legislatively adopted budget2007-09 Legislatively adopted budget Data collection complete Summer 2008Data collection complete Summer 2008 Quality control and processing Fall 2008Quality control and processing Fall 2008 Post interactive, on-line map by January 2009Post interactive, on-line map by January 2009 Report findings to 2009 LegislatureReport findings to 2009 Legislature Begin long-term water conservation & supply Begin long-term water conservation & supply

strategy.strategy.

OWSCI Community OWSCI Community Match-Funding GrantsMatch-Funding Grants

Final reports – due Nov 2008Final reports – due Nov 2008 Three projects – extended to Jan 2009Three projects – extended to Jan 2009 Projects funded: Projects funded:

– Regional water supply optionsRegional water supply options– Local forums to find long term solutionsLocal forums to find long term solutions– Multi-stakeholder inputMulti-stakeholder input– Water Management and Conservation Water Management and Conservation

PlansPlans

Inventory ofInventory ofPotential StoragePotential Storage

Information needed to inform future Information needed to inform future projectsprojects

Includes above and belowIncludes above and below groundground Below-ground options include:Below-ground options include:

– Artificial Recharge (AR)Artificial Recharge (AR)– Aquifer Storage and ReAquifer Storage and Recoverycovery (ASR) (ASR)

Scanned MapsScanned Maps

PhotographsPhotographs

Related Related StudiesStudies

Transition Snow PackTransition Snow Pack

57%

Projected 21st Century Pacific Projected 21st Century Pacific Northwest WarmingNorthwest Warming

Fully AppropriatedFully AppropriatedSummer FlowSummer Flow

Unallocated Winter FlowUnallocated Winter Flow

Water Demand ForecastWater Demand ForecastMajor Components of Water Demand Forecasting Model

1.Out-of-Stream Uses

(additive: report individually and as a sum)

Municipal Systems+

Household Wells+

Self-supplied Industry+

Agricultural Irrigation

2.Instream Uses

(not additive: report separately)

Hydropower&

Instream (Surrogate)

Demand is defined as total quantity diverted or extracted from all sources of supply.

Report annual and peak month in each category, in units of both acre-feet and million gallons.

Forecast results at five-year intervals for 2010 - 2040.