© 2014 HDR, all rights reserved.

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And How the South Platte BIP Ties Into the Colorado Water Plan

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South Platte Basin Implementation Plan

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oOverarching Themes:

• “A Good Colorado Plan Needs a Good South Platte Plan”

• Solutions must be pragmatic, balanced, and consistent with Colorado law and property rights

• The South Platte River Basin will continue its leadership role in efficient use and management of water

• A balanced program is needed to investigate, preserve, and develop Colorado River options

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Municipal & Industrial (M&I) Water Supply Gap in the South Platte Basin

2050 Gap

Existing Supply

*Based on SWSI 2010 Medium Water Demands

2008 2010 2020 2030 2040 20500

200,000

400,000

600,000

800,000

1,000,000

1,200,000

1,400,000

Acre-Fee

t/Ye

ar

736,000 AF/Y

428,000 AF/Y

Section 4: Projects and Methods

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88% success rate for Metro IPPs65% success rate for South Platte IPPs

Modified IPP Success Rates

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South Platte Irrigated Acres

Approximately 831,000 irrigated acres (SWSI 2010)

• 56% Surface Water Only (SPDSS 2005)

• 26% Surface and Groundwater (SPDSS 2005)

• 18% Groundwater

Only (SPDSS 2005)

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Enjoyment of environmental and recreational valueso South Platte Basin is a gateway to tourism throughout the

Stateo South Platte Basin is home to the most visited State Parkso Environment and recreational opportunities important to

quality of life

Various Attributes of Importance within the Basino State endangered, threatened, or species of special concerno Important Riparian Habitato Migratory Bird Viewing/Huntingo Fishing (including Gold Medal fisheries)o Recreation (including skiing and whitewater and flatwater

boating)

Environmental and Recreational

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11 Plan Elements for the South Platte BIP

Section 5: Implementation Strategies for Projects and Methods

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Risk Management, Process Improvement and New Research

elements

Water Supply & Management Elements

Process: 2nd Draft of Colorado Water Plan (CWP) Released July 7th, 2015 Final Public Comments due September 17th, 2015SPBRT and Metro RT Interaction: Immediate comments from SPBRT and Metro RT on IBCC Conceptual Framework and Chapter

6.3.1 (Conservation Stretch Goal) ahead of IBCC August 25th meeting Joint common roundtable comments from SPBRT and Metro RT – in progress

o Introduction o Water Supply Uncertainties o Storageo Conservation: Conservation Stretch Goalo Efficiency: Municipal and Agricultural – impactso Environmental and Recreational – additions needed (better assess gap, addressing gap with multi

purpose projects and funding)o Interbasin Projects and Agreements – continue forward with collaborative effort.o Further strengthen framework for more efficient water project permitting processes.o Consider cost implications and increase awareness and support for funding throughout the CWP.o Add or revise specific action items in Section 10 (Critical Action Plan) to follow up on main points.

South Platte and Metro Interaction with Water Plan

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© 2014 HDR, all rights reserved.

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Questions and Comments?