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Last modified
1/29/2010 10:12:16 AM
Creation date
12/28/2007 3:51:12 PM
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Floodplain Documents
County
Jefferson
Arapahoe
Basin
South Platte
Title
Chatfield Reallocation Study: Meeting Minutes 11/13/2007
Date
11/13/2007
Prepared For
Meeting Participants
Prepared By
CWCB
Floodplain - Doc Type
Meeting Summary
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<br />. Gene pointed out that the TMDLlTMAL indicates that there wasn't <br />compliance for some of these constituents to begin with--this could be due <br />to natural loading and/or upstream dischargers. <br />. Tom B. added that Chris Sturm, the new Watershed Restoration <br />Coordinator for the State will be able to keep him updated on water quality <br />issues and how they impact Chatfield. <br /> <br />4) Economic Analysis and Cost of Reallocation <br />. Chuck Hillerson presented a series of slides on the Economic Analysis <br />that included the following information: <br />. Alternative Analysis <br />a Alternative costs are currently under development <br />a Determine Federal interest in storage reallocation <br />a Alternatives must provide same quantity and quality of <br />water (benefits are the same for all - costs differ) <br />a Costs should include treatment, conveyance, <br />construction, mitigation, O&M etc. <br />a Total cost of the Alternatives compared (2012) <br />a Federal interest is in the least costly alternative <br /> <br />. Alternatives <br />a Status quo no action alternative <br />Gravel pits - downstream participants <br />Groundwater - upstream participants <br />a Status quo plus Penley reservoir <br />Penley online in 2025 <br />a Large Chatfield (20,600 Acre-Feet) <br />a Status quo plus small Chatfield (7,700 Acre-Feet) <br />Chatfield - 7,700 Acre-Feet <br />Status quo - 12,900 Acre-Feet <br /> <br />. Chatfield Reallocation Alternative Cost Summary <br />a No Action-Status Quo: $181,656,800 <br />a No Action-Penley: $388,403,000 <br />a Federal Action-Large Chatfield: $172,433,600 <br />a Federal Action-Small Chatfield: $326,783,600 <br /> <br />. Chatfield Costs 20,600 AF (2012 <br />a Specific Costs: $40,422,800 <br />a Cost of Storage: $39,222,600 <br />a Recreation Mitigation: $41,985,900 <br />a Environmental Mitigation: $44,610,100 <br />a Interest During Construction (IDC): $6,192,200 <br />a Total: $172,433,600 <br /> <br />. Cost of Storage <br /> <br />3 <br /> <br />Tetra Tech <br />
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