Project Report No. 2
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ACKNOWLEDGMENTS The contributions of the Greenwood Lake Commission and the Passaic River Coalition towards this project are gratefully acknowledged. The following people provided support and information in compiling this progress report. Greenwood Lake Commission P.O. Box 1110 Greenwood Lake, New York 10925 The Commission is a bi-state agency created by the state legislatures of New Jersey and New York with the goal of protecting the natural, recreational, scenic resources and economic vitality of Greenwood Lake and its watershed. New Jersey Ella Filippone, New Jersey Chairperson Eric Hastings Paul Zarrillo Kerry Pflugh Clint Smith New York Steve DeFeo, New York Chairperson George Vurno, General Counsel Ben Winstanley Patrick Ferracane William Olsen Passaic River Coalition A nonprofit watershed association created in 1969 to serve as an advisor to the citizens, governments, and businesses of the Passaic River Basin on land and water resource management and public health. 330 Speedwell Avenue Morristown, New Jersey 07960 973-532-9830 Warren H. Victor, Chairman, Board of Trustees Ella F. Filippone, Executive Director Anne L. Kruger, Ph.D., Senior Scientist HDR|HydroQual Project Team HDR|HydroQual, in conjunction with Gahagan & Bryant Associates, Inc. and EcoLogic, L.L.C., developed the Greenwood Lake Dredging Plan for New Jersey in close coordination with the Greenwood Lake Commission. HDR|HydroQual is a full-service architecture and engineering services firm with offices in New York and New Jersey. Greenwood Lake Dredging Plan TABLE OF CONTENTS Page EXECUTIVE SUMMARY .......................................................................................................ES-1 1.0 INTRODUCTION ........................................................................................................... 1-1 1.1 OVERVIEW OF GREENWOOD LAKE ............................................................ 1-1 1.1.1 Lake History............................................................................................. 1-1 1.1.2 Physical Characteristics ........................................................................... 1-2 1.2 WATER QUALITY CHALLENGES ................................................................. 1-4 1.3 GOALS FOR CURRENT STUDY AND PLAN ................................................ 1-5 2.0 ASSESSMENT OF POTENTIAL DREDGING SITES ................................................. 2-1 2.1 INTRODUCTION ............................................................................................... 2-1 2.2 GOALS OF DREDGING .................................................................................... 2-1 2.2.1 Nuisance Aquatic Vegetation .................................................................. 2-3 2.2.2 Nutrient Control ....................................................................................... 2-5 2.2.3 Water Supply and Flood Control ............................................................. 2-5 2.2.4 Navigation ................................................................................................ 2-6 2.2.5 Lake Management .................................................................................... 2-7 2.3 AREAS EXCLUDED FROM FURTHER STUDY ............................................ 2-7 2.3.1 Sensitive Resource Areas ......................................................................... 2-7 2.3.2 Other Areas .............................................................................................. 2-8 2.4 CANDIDATE SITES AND RATIONALE ....................................................... 2-10 2.4.1 Introduction ............................................................................................ 2-10 2.4.2 Browns Point/Belcher Creek .................................................................. 2-10 2.4.3 Unnamed Cove....................................................................................... 2-12 2.4.4 Rocky Cove ............................................................................................ 2-12 2.4.5 Outlet Dam ............................................................................................. 2-12 2.4.6 Fox Island Channel ................................................................................ 2-13 2.4.7 Storms Island Channel ........................................................................... 2-13 3.0 DREDGING EQUIPMENT AND METHODS............................................................... 3-1 3.1 DREDGING METHODS .................................................................................... 3-1 3.1.1 Mechanical Dredging ............................................................................... 3-1 3.1.2 Hydraulic Dredging ................................................................................. 3-2 3.1.3 Dredging “In the Dry” ............................................................................. 3-3 3.2 PROCESSING/DRYING/STABILIZATION ..................................................... 3-4 3.3 MATERIAL MANAGEMENT ALTERNATIVES ............................................ 3-8 3.3.1 Upland Disposal ....................................................................................... 3-9 3.3.2 Beneficial Reuse .................................................................................... 3-10 3.3.3 Land Reclamation .................................................................................. 3-10 3.3.4 Habitat Creation ..................................................................................... 3-11 3.4 SUMMARY ....................................................................................................... 3-11 4.0 EVALUATION OF STAGING/PROCESSING/MANAGEMENT SITES .................... 4-1 4.1 INTRODUCTION ............................................................................................... 4-1 i June 2011 Greenwood Lake Dredging Plan TABLE OF CONTENTS (Continued) Page 4.2 SITE REQUIREMENTS ................................................................................................. 4-1 4.2.1 Hydraulic Dredging Requirements .......................................................... 4-1 4.2.2 Mechanical Dredging Site Requirements ................................................ 4-2 4.2.3 Removal in the Dry .................................................................................. 4-3 4.3 SITES EVALUATED .......................................................................................... 4-3 4.3.1 Greenwood Lake Marina ......................................................................... 4-4 4.3.2 Sportsman’s Marina ................................................................................. 4-7 4.3.3 Moosehead Marina................................................................................... 4-9 4.3.4 Greenwood Lake Small Craft Marina .................................................... 4-12 4.3.5 South Shore Marina ............................................................................... 4-12 4.3.6 Browns Point Park ................................................................................. 4-15 4.3.7 Tilcon Ringwood Quarry ....................................................................... 4-20 4.3.8 West Milford Yard Waste Composting Facility .................................... 4-20 4.3.9 Evergreen Farms .................................................................................... 4-25 4.3.10 Wallisch Estates ..................................................................................... 4-25 4.3.11 Horse Farm............................................................................................. 4-30 4.3.12 Fox Island Landing ................................................................................ 4-30 4.3.13 Storms Island Landing ........................................................................... 4-34 4.3.14 Former Bowling Alley ........................................................................... 4-34 4.3.15 Vacant Parcel Adjacent to Pinecliff Lane .............................................. 4-37 4.3.16 Belcher Creek Condominiums ............................................................... 4-37 4.3.17 MacDonald Drive ................................................................................... 4-37 4.4 ADDITIONAL MATERIALS MANAGEMETN SITES ................................. 4-37 4.5 SUMMARY ....................................................................................................... 4-40 5.0 ENVIRONMENTAL PERMITTING REQUIREMENTS .............................................. 5-1 5.1 INTRODUCTION ............................................................................................... 5-1 5.2 PERMIT REQUIREMENTS ............................................................................... 5-1 5.3 FEDERAL PERMITS .......................................................................................... 5-4 5.3.1 United States Army Corps of Engineers .................................................. 5-4 5.3.2 United States Fish and Wildlife Service .................................................. 5-5 5.4 NEW JERSEY DEPARTMENT OF ENVIRONMENTAL PROTECTION ...... 5-5 5.4.1 Highlands Applicability and Water Quality Management Plan Consistency Determination ...................................................................... 5-7 5.4.2 Highlands Preservation Area Approval ................................................... 5-8 5.4.3 Flood Hazard Area ..................................................................................