General Plan Update Background Report
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Healdsburg 2030 General Plan Background Report Planning & Building Department 401 Grove Street Healdsburg, CA 95448 707.431.3346 Prepared by City of Healdsburg Planning & Building Department Earthcraft Planning Services With assistance from Jane Valerius, Environmental Consulting Whitlock & Weinberger Transportation, Inc. Coastland Engineering, Inc. Joyce & Associates Adopted by the Healdsburg City Council on July 6, 2009 (Resolution 108-2009) Amended by the Healdsburg City Council on January 4, 2010 (Resolution 3-2010) Background Report Table of Contents Introduction 1 Land Use 1.1 Regional Setting...............................................................................................................................1 1.2 Planning Boundary Locations .......................................................................................................1 1.3 Existing Land Use............................................................................................................................3 1.4 Conserved Open Space ................................................................................................................5 1.5 Sonoma County General Plan .....................................................................................................5 2 Population 2.1 Historic Population Growth ..................................................................................................... 11 2.2 Projected Population Growth .................................................................................................. 12 3 Economy 3.1 Local Economic Base .................................................................................................................. 13 3.2 Existing and Projected Employment........................................................................................ 14 3.3 Sources of Funding for City Government and Services...................................................... 15 3.4 Healdsburg Community Redevelopment Area..................................................................... 15 3.5 Economic Development Office ................................................................................................ 15 3.6 Economic Development Strategic Plan................................................................................... 16 4 Housing 4.1 Healdsburg Residential Development and Population Growth ........................................ 17 4.2 Existing Housing Needs.............................................................................................................. 24 4.3 Projected Housing Needs.......................................................................................................... 51 4.4 Housing Development Constraints......................................................................................... 54 4.5 Housing Opportunities and Resources .................................................................................. 77 4.6 Opportunities for Energy Conservation ................................................................................ 90 5 Transportation 5.1 Street and Road System............................................................................................................. 92 5.2 Pedestrian Facilities...................................................................................................................101 5.3 Bicycle Facilities..........................................................................................................................101 5.4 Rail Service..................................................................................................................................101 5.5 Air Service...................................................................................................................................102 5.6 Taxi Service.................................................................................................................................102 5.7 Transit Service............................................................................................................................102 Healdsburg 2030 General Plan Background Report 6 Utilities and Services 6.1 Sewage Collection and Treatment ........................................................................................ 104 6.2 Water Service ............................................................................................................................105 6.3 Electrical Service........................................................................................................................108 6.4 Gas Service..................................................................................................................................110 6.5 Solid Waste.................................................................................................................................110 6.6 Cable Services ............................................................................................................................111 7 Public Safety 7.1 Fire Services................................................................................................................................112 7.2 Medical Emergency Response Services................................................................................. 115 7.3 Hazardous Materials .................................................................................................................115 7.4 Police Services............................................................................................................................116 8 Schools 9 Parks and Recreation 9.1 Existing and Proposed Park Facilities.................................................................................... 120 9.2 River Recreation........................................................................................................................122 9.3 Public Recreational Trails ........................................................................................................122 10 Health Services 10.1 Healdsburg District Hospital .................................................................................................. 124 11 Cultural Resources 11.1 Archaeological Resources........................................................................................................126 11.2 Historical Resources.................................................................................................................126 11.3 Historical Preservation Efforts ............................................................................................... 126 11.4 Paleontological Resources.......................................................................................................127 12 Agricultural Resources 13 Mineral Resources 13.1 Gravel Extraction Activities ....................................................................................................132 13.2 Surface Mining and Reclamation Act..................................................................................... 132 13.3 Mineral Resource Zone ...........................................................................................................132 13.4 Sonoma County Aggregate Resources Management Plan................................................134 13.5 City Mining and Reclamation Regulations............................................................................ 134 14 Air Quality 14.1 Local Climatological Factors Affecting Air Quality............................................................ 136 14.2 Ambient Air Quality Standards .............................................................................................. 136 14.3 Local Air District and Air Quality Monitoring and Enforcement ...................................136 Healdsburg 2030 General Plan Background Report 14.4 Federal and State Air Quality Standard Attainment Status..............................................138 14.5 Local Air Quality Problems..................................................................................................... 138 15 Biological Resources 15.1 Setting Background and Methods .......................................................................................... 141 15.2 Regulatory Framework.............................................................................................................141 15.3 Habitats Found in the Planning Area.....................................................................................141 15.4 Sensitive Natural Communities/Wetlands...........................................................................144 15.5 Special Status Plants and Animals........................................................................................... 144 15.6 Heritage Trees ...........................................................................................................................145 15.7 Environmental Review and Threshold of Significance.......................................................145 16 Geologic Hazards 16.1 Topography.................................................................................................................................146 16.2 Regional Geologic Setting........................................................................................................146 16.3 Geologic Hazards ......................................................................................................................151 17 Drainage