Islands Watershed 2000 Water Quality Assessment Report (DWM CN 084.0) I 97Wqar.Doc LIST of TABLES and FIGURES
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97-AC -2 ISLANDS WATERSHED 2000 WATER QUALITY ASSESSMENT REPORT Vineyard Haven Harbor, Tisbury/Oak Bluffs, Martha’s Vineyard COMMONWEALTH OF MASSACHUSETTS EXECUTIVE OFFICE OF ENVIRONMENTAL AFFAIRS ELLEN ROY HERZFELDER, SECRETARY MASSACHUSETTS DEPARTMENT OF ENVIRONMENTAL PROTECTION ROBERT W. GOLLEDGE JR., COMMISSIONER BUREAU OF RESOURCE PROTECTION CYNTHIA GILES, ASSISTANT COMMISSIONER DIVISION OF WATERSHED MANAGEMENT GLENN HAAS, DIRECTOR NOTICE OF AVAILABILITY LIMITED COPIES OF THIS REPORT ARE AVAILABLE AT NO COST BY WRITTEN REQUEST TO: MASSACHUSETTS DEPARTMENT OF ENVIRONMENTAL PROTECTION DIVISION OF WATERSHED MANAGEMENT 627 MAIN STREET, 2nd FLOOR WORCESTER, MA 01608 This report is also available from the MA DEP’s home page on the World Wide Web at: http://www.state.ma.us/dep/brp/wm/wmpubs.htm Furthermore, at the time of first printing, eight copies of each report published by this office are submitted to the State Library at the State House in Boston; these copies are subsequently distributed as follows: · On shelf; retained at the State Library (two copies); · Microfilmed retained at the State Library; · Delivered to the Boston Public Library at Copley Square; · Delivered to the Worcester Public Library; · Delivered to the Springfield Public Library; · Delivered to the University Library at UMass, Amherst; · Delivered to the Library of Congress in Washington, D.C. Moreover, this wide circulation is augmented by inter-library loans from the above-listed libraries. For example a resident in Edgartown can apply at their local library for loan of any MA DEP/DWM report from the Worcester Public Library. A complete list of reports published since 1963 is updated annually and printed in July. This report, entitled, “Publications of the Massachusetts Division of Watershed Management – Watershed Planning Program, 1963-(current year)”, is also available by writing to the DWM in Worcester. DISCLAIMER References to trade names, commercial products, manufacturers, or distributors in this report constituted neither endorsement nor recommendations by the Division of Watershed Management for use. ISLANDS WATERSHED 2000 WATER QUALITY ASSESSMENT REPORT Prepared by: Susan G. Connors Department of Environmental Protection Division of Watershed Management Report Number: 97-AC-2 DWM Control Number: CN 084.0 Massachusetts Department of Environmental Protection Division of Watershed Management Worcester, Massachusetts September 2003 ACKNOWLEDGEMENTS We would like to thank Patti Kellogg, MA DEP (formerly of the Executive Office of Environmental Affairs) and the Islands Watershed Team for their efforts to facilitate the coordination of local, state and federal agencies and private organizations. Data and information used in this report were provided in part by the following agencies and organizations: State · Department of Environmental Protection (MA DEP): - Bureau of Strategic Policy and Technology, Wall Experiment Station - Bureau of Resource Protection (BRP) · Department of Public Health (MDPH) · Department of Fisheries, Wildlife and Environmental Law Enforcement (DFWELE) (now the Department of Fish and Game) - Division of Fisheries and Wildlife (MassWildlife) - Division of Marine Fisheries (DMF) · Department of Environmental Management (MA DEM) (now Department of Conservation and Recreation, Division of State Parks and Recreation) Federal · United States Environmental Protection Agency (EPA) · United States Geological Survey (USGS) - Water Resources Division Regional · Martha’s Vineyard Commission (MVC) · Nantucket Marine and Coastal Resource Department (NMCRD) Much appreciation is also extended to several MA DEP employees for their contributions: Laurie Kennedy, Rick McVoy, PhD, Katie O’Brien and Arthur Screpetis. It is impossible to thank everyone who contributed to the assessment report process: field, laboratory, data management, writing, editing, and graphics, as well as meetings, phone calls, and many e-mails. All of these contributions are very much appreciated. Cover photo credit: Mollie Weinstein TABLE OF CONTENTS Table of Contents ................................................................................................................................i List of Tables and Figures ................................................................................................................... ii List of Acronyms ................................................................................................................................ iii List of Units ....................................................................................................................................... iv Executive Summary ............................................................................................................................ v Introduction ........................................................................................................................................1 Assessment Methodology ...................................................................................................................2 Designated Uses ................................................................................................................................6 Islands Watershed Description and Classification ............................................................................... 12 Summary of Existing Conditions and Perceived Problems ................................................................... 13 Sources of Information ...................................................................................................................... 15 Total Maximum Daily Loads (TMDLs)................................................................................................. 18 Objectives ........................................................................................................................................ 18 Report Format .................................................................................................................................. 19 Islands Watershed – Segment Assessments ...................................................................................... 20 Nantucket......................................................................................................................................... 21 Nantucket Harbor (Segment MA97-01)................................................................................... 21 Polpis Harbor (Segment MA97-26) ........................................................................................ 24 Coskata Pond (Segment MA97-03)........................................................................................ 26 Great Point Pond (Segment MA97-04) ................................................................................... 27 Sesachacha Pond (Segment MA97-02).................................................................................. 28 Madaket Harbor (Segment MA97-27) ..................................................................................... 30 Hither Creek (Segment MA97-28).......................................................................................... 33 Long Pond (Segment MA97-29)............................................................................................. 36 Gibbs Pond (Segment MA97028) .......................................................................................... 39 Miacomet Pond (Segment MA97055) ..................................................................................... 41 Tom Nevers Pond (Segment MA97097) ................................................................................. 43 Martha’s Vineyard............................................................................................................................. 45 Lake Tashmoo (Segment MA97-12)....................................................................................... 45 Lagoon Pond (Segment MA97-11) ......................................................................................... 48 Vineyard Haven Harbor (Segment MA97-09) .......................................................................... 51 Oak Bluffs Harbor (Segment MA97-07) .................................................................................. 53 Sengekontacket Pond (Segment MA97-10) ............................................................................ 54 Cape Poge Bay (Segment MA97-08) ..................................................................................... 56 Mattakeset Bay (Segment MA97-14)...................................................................................... 57 Katama Bay (Segment MA97-16)........................................................................................... 58 Edgartown Harbor (Segment MA97-15).................................................................................. 60 Edgartown Great Pond (Segment MA97-17)........................................................................... 62 Oyster Pond (Segment MA97-13) .......................................................................................... 63 Tisbury Great Pond (Segment MA97-18) ................................................................................ 64 Chilmark Pond (Segment MA97-05) ....................................................................................... 65 Menemsha Pond (Segment MA97-06) ................................................................................... 67 Seths Pond (Segment MA97085)..........................................................................................