BOULDER’S WATERWORKS

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216 City of Boulder Utilities Report, 2010, page C-11-C-12. 217 Source Water Master Plan, Vol. 2, p.71, 2009. 218 The Potential Consequences of Climate Change for Boulder, Colorado’s Water Supplies, Smith, Joel B., et.al., Feb. 2009, NOAA Climate Program Office, Silver Spring, MD. 219 City of Boulder Utilities Report, 2007, pages C-15-C-16. 220 Author’s email correspondence with Bob Harberg, June 24, 2013. 221 City of Boulder Utilities Report, 2009, page C-26 222 City of Boulder Utilities Report, 2010, page C-27. 223 City of Boulder Utilities Report, 2012, page C-28. 224 City of Boulder Utilities Report, 2011, pages C-6-C-7. 148
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BOULDER’S WATERWORKS PAST & PRESE
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BOULDER’S WATERWORKS -- PAST & PR
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• Water System Security Improveme
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INTRODUCTION The story of Boulder
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SETTLEMENT& DITCHES Boulder City To
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1859, they dug small ditches from B
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“Shovel diplomacy,” however, di
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state senator. In January 1873, the
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PUBLIC WATERWORKS & PROBLEMS • 18
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Above, the Town of Boulder Reservoi
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BOULDER’S EARLY WATERWORKS PRESEN
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Ditch laterals paralleled 12th Stre
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A few weeks later, the City Council
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Silver Lake Ditch had five wooden f
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NEED FOR NEW RESERVOIRS • 1891, O
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Continued population growth in Boul
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In Boulder, laborers replaced pipes
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INTO THE 20TH CENTURY Discovery of
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In 1904, glacier hikers even includ
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The Maxwells also made a similar pr
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LAKEWOOD, LAKEWOOD RESERVOIR & TUNS
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In addition, the City acquired ease
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The Act that conveyed the first gra
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BOULDER HYDRO SYSTEM, 1910 The twen
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The dam was photographed on April 1
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producing 5,000 kilowatts (KW) of p
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On August 4, 1910, a ceremony was h
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This drawing of the original two ge
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ADDITIONAL WATERSHED DEVELOPMENTS A
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Silver Lake Pipeline In the years p
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pieces, are we justified in denying
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The WPA built much of Boulder’s w
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mission lines which, in places, has
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older clay tile pipe on the pipelin
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NEW WATER SUPPLIES & GROWTH, 1950s-
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One of the surge chambers for the p
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At this time, Boulder was beginning
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The City entered into an agreement
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Beginning in 1947, CBT Project wate
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The next water rights used to fill
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Atmospheric Research’s proposed b
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BETASSO WATER TREATMENT PLANT, 1964
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A new raw water pipeline was constr
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In 1976, the Betasso Water Treatmen
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83
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BOULDER RESERVOIR WATER TREATMENT P
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Throughout the 1970s, employees of
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WATER AND POWER FOR THE FUTURE, 198
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In 1989, roller-compacted concrete
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pressure zone into the lower zone.
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costs would rise to $999,000. Hartm
Page 103 and 104: DEVELOPMENTS IN THE 1990s From the
Page 105 and 106: Reconstruction of Silver Lake Pipel
Page 107 and 108: water shortages should occur. The c
Page 109 and 110: Water Treatment Plant improvements
Page 111 and 112: The dispute escalated when the City
Page 113 and 114: TWENTY-FIRST-CENTURY PROGRESS As th
Page 115 and 116: Meanwhile, the City wanted to gain
Page 117 and 118: Repair of the Barker Gravity Line F
Page 119 and 120: Lakewood Pipeline reconstruction Bu
Page 121 and 122: struction of the Lakewood Pipeline
Page 123 and 124: the pipe manufacturer for enough mo
Page 125 and 126: sions, City staff surprised themsel
Page 127 and 128: Dealing with Drought In April 2002,
Page 129 and 130: PREPARING FOR THE FUTURE Boulder is
Page 131 and 132: Boulder Feeder Canal, and that was
Page 133 and 134: Problem 3 - Discharging water back
Page 135 and 136: Above, a new generator and turbine,
Page 137 and 138: The Feeder Canal would require repa
Page 139 and 140: APPENDIX Recent Water Utilities Wor
Page 141 and 142: ENDNOTES 1 The word “Arapaho” c
Page 143 and 144: 35 Daily Camera, October 20, 1891.
Page 145 and 146: 71 Deed between The Cashier Mining
Page 147 and 148: Supply, April 2009, pages 3-10. 104
Page 149 and 150: 135 Preliminary Design Memorandum,
Page 151 and 152: 167 The Windy Gap Project, Municipa
Page 153: 198 City of Boulder Utilities Repor
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BOULDER’S WATERWORKS

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