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<br />Table of Contents
<br />
<br />March 21,1998
<br />Page ii
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<br />3,2,1 Denver Water"""""" "",,,,,.,,,,, .....""""".. """""""".."""". ............., ,,3-3
<br />3,2.2 City of Aurora ,..."""."""......"" ".."...."""""", ..."",3-4
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<br />3,2,3 Douglas County Water Resource Authority Providers""""".. ""."",," 3-5
<br />3.2.4 City ofThornton"""""""""""" """"""",..,.. ..........", . 3-5
<br />3,2,5 City of Westminster"."""."."".. .. .................... ....."."" ........"" 3-5
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<br />3.2,6 City of Arvada""""""""""""", """'"'''''''''' """,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,-,,,,,,,,,,,,,,, """".".3-6
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<br />3,2,7 Other Providers "'''''''''''' '"'''''' """ ,.."."",,,,.,,,,,,,,,,,,,,, """""""""" """".." 3-6
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<br />3.3 Levels of Reuse"",,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,, '"'''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' 3-7
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<br />3,3.1 Denver Water """""""".",,-,,,,,,,,,,,, """""""'''''''''''''''''''''''''''''''''''''''''''''' ""''''','''''''' 3-8
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<br />3,3,2 Aurora,,,,,,,,,,,,,,, "'"'''''''''''''''''''''''' ",.",,,,,,,,, """""""'''''' """'"'''''''''''''''''''' """.."""" 3-9
<br />3,3,3 Douglas County Water Resource Authority Providers """"""""""""""""""""""""",3-9
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<br />3,3.4 Thornton, ""'''''''''''''''''''''' '"'' .....,,,, """ ""."""",,,,,,..,,,... ,... "...",..,,,. """"",,,,,,,,,,. ",.., 3-10
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<br />3,3,5 Westminster"",,,,,,,, ""'''''' '- ."..",,,,,,,,,, ""'"'''''''''''''''''''' "" ""'"'''''''' ", '" ,,,,,,,,,,,,,,,,,.,, 3-10
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<br />3,3,6 Arvada "."." "'''''''''''' "''''''''"", ""."",,,,,,,,,,, ",,'. "" "'''' """"'"'''''''''''' '" '" """, """, """ 3-10
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<br />3,3,7 Other"",,,,,, ".,,,,,,,,,,,,, "" """"""" ""'"'''''' ",,,,,.,,,,,,,,,,,,,, ""'''''''''''''''''' '" '''''''''''''''''''' 3-11
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<br />3,4 Effects on Future Water Supply """""""""."""."""."".""""""""""".""""."""""""""",3-11
<br />3,5 Effects on Existing Water Rights""""""""""""""""""""""""""""."""""""""""""..."" 3-12
<br />3.6 Summary of Results,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,.,,,,,,,,,,,,,,,,,,,,,,,."""".",,,,,..,,,,,.,,,,,,,,,,,,,,,, 16
<br />
<br />CHAPTER 4: ESTIMATE OF THE IMPACT ON RUNOFF TO THE SOUTH PLATTE RIVER FROM
<br />CONSTRUCTION OF IMPERVIOUS SURFACES IN THE DENVER METROPOLITAN AREA FOR THE
<br />PERIOD 1950-1995
<br />
<br />4,1 Total Gains.".", '" "" "."",,, '"'' "'"'' ,,,..,,,,,, ".", "" '"'' ".,,,.,, ."" '" """ """"'"'''' '"'''''''''''''''''''''''' 4-2
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<br />4,2 Pre-Development Gains"",,,,,, """,'" """'" '''' "",,,..,,..,,,,, .""." '" '" "'" """ ""'" """'''''''''''''''''' 4-3
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<br />4,3 Urban Gain". "." '" ".",,,,,, '"'''''' """'" ". "..",,,, "..", "", "" "'" "'" ""'" ".""" "'",,,,,,,,,,,,,,,,,,,,, """ 4-4
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<br />4,4 Lawn Irrigation Return Flows """".""""""".."""."....".".",,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,.,,.,,,,,,,,,,,,"",4-5
<br />4,5 Runoff from Impervious Surfaces (RIS)",,,,,.,,.,,.,,,,,,.,,,,.,,,,,,,,,,,,,,,,,,,,.,,..,,.,,.,,,,..,,,,,,,,,,.,,,,,,,,, 4-6
<br />4,6 Non-Reusable Urban Gain,,,,,,,,,,,,,,,..,,,,,,,,,,.,,,,,,.,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,.,,,,,.,,,,"",.",,,,,,,,,,,,,,, 4-6
<br />4,7 Urban Gain Usability "",,,,,,,,"'''''',,,,,,,,,,,,,,,,,,,,,,,,,..,,,,,,,,,,,,.,,''''''''''''''''''''""",,,,,,,,,,,,,,,,,,,,,,,,4-6
<br />4,8 Summary of Resulls,,,,,,,..,,,,,,,,,,,,,,,,,,,.,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,.,,,,,,,,,,..,,,,,,,,,,,,,,4-8
<br />4,9 Additional Studies needed """,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,""""'"''''''''''''''''''''''''''''''''''''""",,,,,,,,,,,,4-9
<br />
<br />CHAPTER 5: A REVIEW OF DISTRIBUTION SYSTEM INFRASTRUCTURE IN THE DENVER METRO
<br />AREA TO IDENTIFY WAYS TO PROMOTE MAXIMUM UTILIZATION OF WATER RESOURCES
<br />AVAILABLE TO THE SOUTH PLATTE BASIN ABOVE THE HENDERSON GAUGE
<br />
<br />5,1, Background"" """ ".",,,,,, '" '''''' """'" ".". """.",,,,,, ",." ", ""'" ""'" ""'" ''''".." ... "" ". """,,,,,,,,,, 5-1
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<br />5,2, Southern Geographic Sub-region "".",,,,,,,,,,,,.,,,,,,,,..,,,,,,,,,,.,,,,,,,,,,,.,,.,,,,,,,,,,,,,,,,,,,,,,,,,,",,,,,,,,5-4
<br />5,3, Northeast Geographical Sub-region ,,,,,,,,,,,,,,,,,''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''..,5-5
<br />5.4, Northwest Geographic Sub-region ",,,,,,,,,,,,,,,,,,,"'"''''''''''''''''''''''''''''''''''''''''''''''''''''''''''",,,.5-8
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<br />Hydrosphere Resource Consultants, 1002 Walnut Suite 200, Boulder, CO 80302
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