CITY OF PORT ANGELES GRANT NO. G1000051 SHORELINE INVENTORY, CHARACTERIZATION AND ANALYSIS REPORT for City of Port Angeles’ Shoreline: Strait of Juan de Fuca June 2012 Prepared for: City of Port Angeles Community and Economic Development 321 East 5th Street Port Angeles, WA 98362 Prepared by: 1904 3rd Avenue, Suite 725 130 2nd Avenue South Seattle, Washington 98101 Edmonds, WA 98020 June 2012 The Watershed Company Reference Number: 100320 This report was funded in part through a grant from the Washington Department of Ecology. The Watershed Company Contact Person: Dan Nickel Makers Contact Person: John Owen Cite this document as: Shoreline Inventory, Characterization and Analysis Report for the City of Port Angeles’ Shoreline: Strait of Juan de Fuca. June 2012 Prepared for the City of Port Angeles, WA. The Watershed Company, Makers Architecture + urban design, and Landau Associates. TA B L E O F C ONTENTS Page # 1 Introduction ............................................................................... 1 1.1 Background and Purpose ............................................................................. 1 1.2 Shoreline Jurisdiction ................................................................................... 1 1.3 Study Area ...................................................................................................... 2 2 Current Regulatory Framework Summary ............................... 3 2.1 City of Port Angeles ....................................................................................... 3 2.2 State and Federal Regulations ...................................................................... 4 3 Elements of the Shoreline Inventory & Specific Conditions .. 1 3.1 Introduction .................................................................................................... 1 3.2 Assessment Unit Conditions ........................................................................ 2 3.3 Data Gaps ..................................................................................................... 12 4 Analysis of Ecological Functions and Ecosystem Wide Processes ...................................................................................... 13 4.1 Geographic and Ecosystem Context (WRIA 18) ........................................ 13 4.2 Environmental Contamination Conditions ................................................. 21 4.2.1 Upland Sites in the Shoreline Zone ................................................................. 22 4.2.2 Marine Aquatic Conditions ............................................................................... 24 4.3 Geology ........................................................................................................ 25 4.3.1 Fill and Modified Land ....................................................................................... 25 4.3.2 Beach Deposits .................................................................................................. 26 4.3.3 Mass Wasting and Landslide Deposits ........................................................... 26 4.3.4 Alluvium.............................................................................................................. 27 4.3.5 Recessional Outwash and Glaciomarine Drift ............................................... 27 4.4 Geologic Hazards......................................................................................... 27 4.4.1 Flooding Hazards .............................................................................................. 28 4.4.2 Landslide Hazards ............................................................................................. 29 4.4.3 Erosion Hazards ................................................................................................ 29 4.4.4 Seismic Hazards ................................................................................................ 29 4.5 Sea Level Rise .............................................................................................. 31 4.6 Historical and Current Land Use ................................................................ 32 i 4.6.1 Klallam ................................................................................................................ 33 4.6.2 Cultural Resources ............................................................................................ 33 4.6.3 Recent Land Use ............................................................................................... 34 4.7 Analysis of Ecological Functions and Processes ..................................... 39 4.7.1 Current Ecological Function and Process Conditions .................................. 39 4.7.2 Opportunities for Restoration of Ecological Functions and Processes ...... 45 4.7.3 Reach 1 - Landfill ............................................................................................... 46 4.7.4 Reach 2 – Western City ..................................................................................... 49 4.7.5 Reach 3 – Outer Industrial ................................................................................ 53 4.7.6 Reach 4 – Outer Ediz Hook ............................................................................... 55 4.7.7 Reach 5 – Inner Ediz Hook................................................................................ 58 4.7.8 Reach 6 – Inner Industrial ................................................................................. 63 4.7.9 Reach 7 – Mill Pond ........................................................................................... 65 4.7.10 Reaches 8A-8D - Downtown ......................................................................... 68 4.7.11 Reach 9 - Olympic ......................................................................................... 77 4.7.12 Reach 10 - Rayonier ...................................................................................... 79 4.7.13 Reach 11 – Eastern City (UGA) .................................................................... 85 5 Land Use Analysis and Implications ..................................... 89 5.1 Introduction .................................................................................................. 89 5.2 Land Supply and Demand Analysis Summary .......................................... 91 5.3 Reach Conditions ........................................................................................ 91 6 Public Access Analysis and Implications ............................. 97 6.1 Introduction .................................................................................................. 97 6.2 Existing City Parks and Open Space .......................................................... 97 6.2.1 Reaches 1 and 2 – Landfill and Western City ................................................. 97 6.2.2 Reach 3 – Outer Industrial ................................................................................ 98 6.2.3 Reach 4 – Outer Ediz Hook ............................................................................... 98 6.2.4 Reach 5 – Inner Ediz Hook................................................................................ 98 6.2.5 Reaches 6, 7, and 8A – Inner Industrial, Mill Pond, and Downtown: Tse-whit- zen 99 6.2.6 Reach 8B – Downtown: Marina ........................................................................ 99 6.2.7 Reach 8C – Downtown: Transition .................................................................. 99 6.2.8 Reach 8D – Downtown: Mixed-use ................................................................ 100 6.2.9 Reach 9 – Olympic ........................................................................................... 101 6.2.10 Reach 10 – Rayonier ................................................................................... 101 6.2.11 Reach 11 – Eastern City (UGA) .................................................................. 101 6.3 Public Access Needs or Opportunities .................................................... 102 6.3.1 Rayonier Site .................................................................................................... 102 6.3.2 Oak Street Property ......................................................................................... 102 6.3.3 Nippon Area ..................................................................................................... 102 6.3.4 Trail Improvements ......................................................................................... 102 6.3.5 Western Beach ................................................................................................. 103 6.3.6 Scuba Diving .................................................................................................... 103 6.3.7 Fishing .............................................................................................................. 103 ii 7 Shoreline Management Recommendations ........................ 105 7.1 Shoreline Master Program ........................................................................ 105 7.1.1 Shoreline Environment Designation Provisions .......................................... 105 7.1.2 General Policies and Regulations ................................................................. 105 7.1.3 Shoreline Modification Provisions ................................................................ 107 7.1.4 Shoreline Uses ................................................................................................. 108 7.1.5 Design and Construction Geotechnical Engineering