ComprehensiveUpdate of the Arkansas

Water PlanPlanning for Arkansas’s

Future Water Needs

2

Water Needs will be forecasted to

the Year 2050

Final Plan Rulemakin

gNov 2014

• Demand – how much water is needed and where

• Supply – how much water is available and where

• Gaps – the difference between demand and supply

• Issues and Recommendations –challenges and solutions

 

Process

Future meetingsMt. Ida – October 8, 2013Fayetteville – October 8, 2013Harrison – October 9, 2013Texarkana – October 10, 2013Monticello – October 11, 2013North Little Rock – Full workgroup October 22,

2013

4

Water Use and Demand Forecasting

Major Water Use SectorsMunicipal/Public and Self-SuppliedAgriculture – Crop, Livestock, Aquaculture,

Duck Hunting and Habitat MaintenanceIndustrial - including Mining and Shale

GasThermoelectric EnergyNavigation

How Much Water do we use Today and How Much will we Need by 2050?

Visit the ANRC Water Plan website for additional details ARWaterPlan.Arkansas.Gov

5

Water Demand ForecastingData is best available informationDriver x Water use factorCurrent water use is then increased or decreased

based on a rate of change of the “driver”Source

6

Statewide Water Forecast – All Demand SectorsTotal statewide water use forecasted to increase 13%

Base Year 2020 2030 2040 2050 -

2,000

4,000

6,000

8,000

10,000

12,000

14,000

Arkansas Statewide Demands: Medium Scenario

Crop IrrigationLivestockDuck Hunting & Habitat Main-tenanceAquacultureShale GasThermoelectricSelf-Supplied CommercialIndustrial Self-Supplied DomesticMunicipal

Mill

ion

Gal

lons

per

Day

(MG

D)

7

Statewide Water Forecast - Excluding IrrigationStatewide increase of 10% for all non-irrigation sectors

Base Year 2020 2030 2040 2050 -

500

1,000

1,500

2,000

2,500

3,000

Arkansas Statewide Demands: Medium Scenario (Excluding Irrigation Demands)

LivestockDuck Hunting & Habitat Main-tenanceAquacultureShale GasThermoelectricSelf-Supplied CommercialIndustrial Self-Supplied DomesticMunicipal

Mill

ion

Gal

lons

per

Day

(MG

D)

9

County Population Projections: Arkansas Institute for Economic Advancement

Water for Irrigation

Ground-water 84%

Surface Water; 16%

Alluvial 96.1%

Sparta, 1.2% Other; 2.6%

13

14

How “gap analysis” works

15

Supply Availability MeetingPresentations on surface water supply,

groundwater supply, water quality, and fish and wildlife flows

Review and discuss draft water supply availability results.

Laman Library, North Little Rock 1-5 PM October 22

16

Regionally Based Issues and Recommendations• This is where water issues will be identified

and solutions proposed

• We will continue the very successful work group format

• Recruiting from each planning region

Thank you!Website and e-mail signup www.arwaterplan.arkansas.govTwitter @ArkWaterPlanE-mail arkansaswater@cdmsmth.comPoint of contact

Edward Swaim, Arkansas Natural Resources Commission101 East Capitol Avenue, Suite 350Little Rock, Arkansas 72201501-682-3979

edward.swaim@arkansas.gov