Draft Biodiversity, Fire, and Fuels Integrated Plan

Transcription

1 Marin Municipal Water District Draft Biodiversity, Fire, and Fuels Integrated Plan September 15, 2016 One Embarcadero Center, Suite 740 San Francisco, CA

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3 Marin Municipal Water District Draft Biodiversity, Fire, and Fuels Integrated Plan September 15, 2016 Prepared for: Marin Municipal Water District 220 Nellen Avenue Corte Mader, CA Prepared by: Panorama Environmental, Inc. One Embarcadero Center, Suite 740 San Francisco, CA One Embarcadero Center, Suite 740 San Francisco, CA

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5 TABLE OF CONTENTS TABLE OF CONTENTS Acronyms and Abbreviations... v ES Executive Summary... ES-1 ES.1 Introduction... ES-1 ES.2 Background... ES-1 ES.3 Threats, Trends, and Strategies... ES-2 ES.4 Goals and Approaches... ES-4 ES.5 Implementation of the BFFIP... ES-5 ES.6 BFFIP Costs and Annual Work Plan... ES-9 1 Introduction Overview of Marin Municipal Water District Watershed Lands Plan Goals Plan Purpose and Need Plan Principles and Framework History of Vegetation Management and Current Practices Current Plan Process Environmental Setting District-Owned Lands Surrounding Built Environment Infrastructure on Watershed Lands Biological Resources, Hydrology, Functions, and Values Threats, Trends, and Strategies Introduction Assets at Risk Threats and Trends Strategies Conceptual Zoning of the Landscape Goal and Approach Framework for Plan Introduction Plan Goals and Approaches Implementation of Inventorying, Monitoring, and Planning Management Actions Introduction Summary of Inventorying Management Actions Draft Biodiversity, Fire, and Fuels Integrated Plan September 2016 i

6 TABLE OF CONTENTS 5.3 Summary of Planning and Monitoring Management Actions Methods to Implement Actions Implementation of Vegetation Management Actions Introduction Vegetation Management Actions Methods to Implement Actions Cost and Preliminary Work Plan Introduction Summary of Costs and Activities Anticipated Outcomes After Initial Five Years of Implementation of the BFFIP References List of Appendices Appendix A: Marin Municipal Water District Policies Appendix B: History of Wildfires on MMWD Lands Appendix C: Reference List of Existing MMWD Data and Research Appendix D: Special-Status Species Known to Occur or with Potential to Occur on MMWD Lands Appendix E: Extirpated Plant Species on MMWD Lands Appendix F: MMWD Best Management Practices List of Tables Table ES-1 Conceptual Zones... ES-2 Table ES-2 Goals and Approaches for the BFFIP... ES-4 Table ES-3 BFFIP Management Actions... ES-5 Table ES-4 Yearly BFFIP Costs... ES-9 Table 2-1 Biological Resources on District Lands Table 3-1 Decline in Tanoak Dominated Forest Types Table 5-1 Inventorying, Monitoring, and Planning Management Actions Table 6-1 Vegetation Management Actions Table 6-2 Vegetation Management Toolbox Table 7-1 Summary of Costs for Inventorying, Monitoring, and Planning Management Actions Table 7-2 Summary of Costs for Vegetation Management Actions List of Figures Figure 1-1 Adaptive Management Schematic Figure 2-1 Lands Managed by Marin Municipal Water District Figure 2-2 Map of WUI Figure 2-3 Map of Road/ Trails and Facilities (Map 1 of 4) Figure 2-4 Map of Road/ Trails and Facilities (Map 2 of 4) Figure 2-5 Map of Road/ Trails and Facilities (Map 3 of 4) Figure 2-6 Map of Road/ Trails and Facilities (Map 4 of 4) Figure 2-7 Map of Road and Trails at Nicasio and Soulajule Reservoirs Draft Biodiversity, Fire, and Fuels Integrated Plan September 2016 ii

7 TABLE OF CONTENTS Figure 2-8 Occurrence of Special-Status Plants in the Mt. Tamalpais Watershed (Map 1 of 4) Figure 2-9 Occurrence of Special-Status Plants in the Mt. Tamalpais Watershed (Map 2 of 4) Figure 2-10 Occurrence of Special-Status Plants in the Mt. Tamalpais Watershed (Map 3 of 4) Figure 2-11 Occurrence of Special-Status Plants in the Mt. Tamalpais Watershed (Map 4 of 4) Figure 2-12 Occurrence of Special-Status Plants in the Nicasio and Soulajule Reservoirs Figure 2-13 Occurrence of Special-Status Wildlife in the Mt. Tamalpais Watershed Figure 2-14 Occurrence of Special-Status Wildlife in the Nicasio and Soulajule Reservoirs Figure 2-15 Northern Spotted Owl and Critical Habitat in the Mt. Tamalpais Watershed Figure 2-16 Northern Spotted Owl and Critical Habitat in the Nicasio and Soulajule Reservoirs Figure 3-1 Conceptual Model of Threat Interactions Figure 3-2 Mapped Weed Populations on District Land (Map 1 of 4) Figure 3-3 Mapped Weed Populations on District Land (Map 2 of 4) Figure 3-4 Mapped Weed Populations on District Land (Map 3 of 4) Figure 3-5 Mapped Weed Populations on District Land (Map 4 of 4) Figure 3-6 Canopy Disease Levels in Tanoak Dominated Forest Types Figure 3-7 Canopy Disease Levels in Coast Live Oak Dominated Woodland Figure 3-8 and Forest Types Distribution/ Expansion of SOD in the Ten Year Period from 2004 to Figure 3-9 Land Use Designations (Mt. Tamalpais) Figure 3-10 Land Use Designations (Soulajule and Nicasio Reservoirs) Figure 3-11 Infrastructure Desginations (Map 1 of 4) Figure 3-12 Infrastructure Desginations (Map 2 of 4) Figure 3-13 Infrastructure Desginations (Map 3 of 4) Figure 3-14 Infrastructure Desginations (Map 4 of 4) Figure 3-15 Example of Fuelbreak Expansion Figure 3-16 Natural Area Designations (Map 1 of 4) Figure 3-17 Natural Area Designations (Map 2 of 4) Figure 3-18 Natural Area Designations (Map 3 of 4) Figure 3-19 Natural Area Designations (Map 4 of 4) Figure 3-20 Soulajule and Nicasio Reservois Natural Area Designations Draft Biodiversity, Fire, and Fuels Integrated Plan September 2016 iii

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