Village of Port Jefferson Mill Creek Watershed Management Plan

TABLE OF CONTENTS
Village of Port Jefferson
Mill Creek
Watershed Management Plan
ACKNOWLEDGEMENTS
EXECUTIVE SUMMARY ........................................................................................ ES-1
1.0 INTRODUCTION.............................................................................................. 1-1
1.1 PURPOSE OF THE PLAN.............................................................................................. 1-1
1.2 THE WATERSHED ....................................................................................................... 1-2
1.3 PROJECT GOALS.......................................................................................................... 1-2
1.4 PROJECT OBJECTIVES AND METHODOLOGY ...................................................... 1-3
1.5 WATERSHED ACTION COMMITTEE........................................................................ 1-4
2.0 WATERSHED CHARACTERIZATION ....................................................... 2-1
2.1 WATERSHED STUDY AREA DELINEATION........................................................... 2-1
2.2 GEOGRAPHIC SETTING.............................................................................................. 2-2
2.2.1 TOPOGRAPHY .................................................................................................................. 2-2
2.2.2 HYDROLOGY.................................................................................................................... 2-2
2.2.3 SOILS.................................................................................................................................. 2-7
2.2.4 CLIMATE ........................................................................................................................... 2-8
2.2.5 LAND USE AND COVER ................................................................................................. 2-8
2.2.6 ZONING AND POPULATION ........................................................................................ 2-12
2.2.7 PARKS, PRESERVES AND RECREATIONAL SPACES.............................................. 2-13
2.2.8 NATURAL RESOURCES ................................................................................................ 2-14
2.3 WATER QUALITY CHARACTERIZATION ............................................................. 2-20
2.3.1 WATER QUALITY CLASSIFICATIONS AND DESIGNATED USES ........................ 2-21
2.3.2 RESOURCE ISSUES AND IMPAIRMENTS .................................................................. 2-22
2.3.3 PRIOR WATER QUALITY STUDIES AND MONITORING RESULTS...................... 2-23
2.3.4 LAWRENCE AVIATION INDUSTRIES SUPERFUND SITE REMEDIATION .......... 2-25
3.0 EXISTING DRAINAGE AND HABITAT CONDITIONS ASSESSMENT 3-1
3.1 FIELD DATA COLLECTION AND REACH ASSESSMENT...................................... 3-2
3.1.1 EXISTING INFORMATION.............................................................................................. 3-2
3.1.2 INFRASTRUCTURE SURVEY AND MAPPING METHODOLOGY............................. 3-2
3.1.3 REACH DRAINAGE AND HABITAT ASSESSMENTS ................................................. 3-3
3.1.4 WATERSHED QUALITY IMPROVEMENT PROJECTS AND PROGRAMS ............. 3-11
3.2 INTER-MUNICIPAL JURISDICTION AND AGREEMENTS................................... 3-12
3.2.1 JURISDICTIONAL BOUNDARIES ................................................................................ 3-12
November 2010 2 ND Draft
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