City of Eagle Point Jackson County, Oregon WATER SYSTEM MASTER PLAN March 2013 August 2013 Civil West Engineering Services, Inc. • 486 E Street •Coos Bay, Oregon 97420 City of Eagle Point Jackson County, Oregon WATER SYSTEM MASTER PLAN August 2013 Civil West Engineering Services, Inc. • 486 E Street • Coos Bay, Oregon 97420 Table of Contents SECTION ES – EXECUTIVE SUMMARY SECTION 1 – INTRODUCTION 1.1 Background and Need.................................................................... 1-1 1.1.1 Community Background ..................................................... 1-1 1.1.2 Water Rights ....................................................................... 1-1 1.1.3 Need for Plan ..................................................................... 1-2 1.1.4 Plan Authorization .............................................................. 1-2 1.1.5 Past Studies and Reports ................................................... 1-2 1.2 Study Objective .............................................................................. 1-3 1.3 Scope of Study ............................................................................... 1-3 1.3.1 Planning Period .................................................................. 1-3 1.3.2 Planning Area ..................................................................... 1-3 1.3.3 Work Tasks ........................................................................ 1-3 1.4 Acknowledgements ........................................................................ 1-4 SECTION 2 – STUDY AREA 2.1 Physical Environment ..................................................................... 2-1 2.1.1 Planning Area Location ....................................................... 2-1 2.1.2 Climate ............................................................................... 2-1 2.1.3 Land Use ............................................................................ 2-3 2.1.4 Zoning Information .............................................................. 2-3 2.1.5 Floodplains ......................................................................... 2-3 2.1.6 Wetlands ............................................................................ 2-4 2.1.7 Cultural Resources ............................................................. 2-4 2.1.8 Biological Resources .......................................................... 2-4 2.1.9 Coastal Resources ............................................................. 2-4 2.2 Population ...................................................................................... 2-4 2.2.1 Historic and Existing Population ......................................... 2-4 2.2.2 Projected Population........................................................... 2-5 SECTION 3 – WATER DEMAND ANALYSIS 3.1 Definitions ...................................................................................... 3-1 3.2 Current Water Demand .................................................................. 3-2 3.2.1 Eagle Point Consumption Records ..................................... 3-2 3.2.2 Current Demand Summary ................................................. 3-2 3.2.3 Water Sales Records .......................................................... 3-3 3.2.4 Unaccounted Water ............................................................ 3-5 3.2.5 EDU Analysis...................................................................... 3-7 3.3 Future Water Demand .................................................................... 3-7 3.3.1 Basis for Projections ........................................................... 3-7 3.3.2 Water Demand Projections ................................................. 3-8 3.3.3 Design Values .................................................................... 3-9 i City of Eagle Point Table of Contents Water System Master Plan SECTION 4 – DESIGN CRITERIA AND SERVICE GOALS 4.1 Design Life of Improvements .......................................................... 4-1 4.1.1 Equipment and Structures .................................................. 4-1 4.1.2 Transmission and Distribution Piping .................................. 4-1 4.1.3 Treated Water Storage ....................................................... 4-1 4.2 Sizing and Capacity Criteria and Goals .......................................... 4-2 4.2.1 Water Supply ...................................................................... 4-2 4.2.2 Water Treatment ................................................................. 4-2 4.2.3 Fire Protection .................................................................... 4-3 4.2.4 Treated Water Storage ....................................................... 4-4 4.2.5 Distribution System ............................................................. 4-6 4.2.6 Transmission Piping ........................................................... 4-7 4.3 Basis for Cost Estimates ................................................................ 4-7 4.3.1 Construction Costs ............................................................. 4-7 4.3.2 Contingencies ..................................................................... 4-8 4.3.3 Engineering ........................................................................ 4-8 4.3.4 Legal and Management ...................................................... 4-8 4.3.5 Land Acquisition ................................................................. 4-8 SECTION 5 – REGULATORY REQUIREMENTS 5.1 Responsibilities as a Water Supplier .............................................. 5-1 5.2 Public Water System Regulations .................................................. 5-2 5.3 Current Standards .......................................................................... 5-3 5.4 Future Water System Regulations .................................................. 5-9 5.5 Water Management and Conservation Plans ................................. 5-9 5.6 Regulations Summary for Eagle Point ............................................ 5-11 SECTION 6 – EXISTING WATER SYSTEM 6.1 Water Supply ................................................................................. 6-1 6.1.1 Water Sources .................................................................... 6-1 6.1.2 Water Rights ....................................................................... 6-1 6.2 System Component Description ..................................................... 6-2 6.2.1 General............................................................................... 6-2 6.2.2 Highway 62 Pump Station .................................................. 6-3 6.2.3 Nita Way Valve Station ....................................................... 6-3 6.2.4 Eagle Point Pump Station ................................................... 6-3 6.2.5 Bellerive Pump Station ....................................................... 6-4 6.2.6 3.6 Million Gallon Tank ....................................................... 6-5 6.2.7 4.0 Million Gallon Tank ....................................................... 6-6 6.2.8 200,000 Gallon Tank .......................................................... 6-7 6.3 Distribution System ........................................................................ 6-7 6.3.1 Pressure Zones .................................................................. 6-7 6.3.2 Piping System Summary .................................................... 6-8 6.3.3 Fire Protection .................................................................... 6-8 SECTION 7 – IMPROVEMENT ALTERNATIVES 7.0 Improvement Alternatives Introduction ........................................... 7-1 7.1 Water Supply Needs and Alternatives ............................................ 7-1 ii City of Eagle Point Table of Contents Water System Master Plan 7.1.1 Water Supply Needs ........................................................... 7-1 7.2 Pump Station Needs and Alternatives ............................................ 7-3 7.2.1 Bellerive Pump Station ....................................................... 7-3 7.2.2 Eagle Point Pump Station .................................................. 7-4 7.2.3 Highway 62 Pump Station .................................................. 7-5 7.3 Treated Water Storage Needs and Alternatives ............................. 7-6 7.3.1 Water Storage Needs Analysis ........................................... 7-6 7.3.2 Water Storage Improvement Alternatives ........................... 7-7 7.4 Distribution System Needs and Alternatives ................................... 7-10 7.4.1 Water Distribution System Hydraulic Analysis..................... 7-10 7.4.2 Water Distribution System Pipe Deficiencies ...................... 7-10 7.4.3 Fire Hydrant Deficiencies .................................................... 7-10 7.4.4 Distribution System Improvement Recommendations ......... 7-11 SECTION 8 – CAPITAL IMPROVEMENT PLAN 8.1 Capital Improvement Plan Purpose and Need ................................ 8-1 8.2 Capital Improvement Plan Projects ................................................ 8-1 8.2.1 CIP Summary ..................................................................... 8-1 8.2.2 CIP Priorities ...................................................................... 8-3 8.2.3 CIP Updates ....................................................................... 8-4 SECTION 9 – FINANCING 9.1 Existing Water Rates and Charges................................................. 9-1 9.1.1 Existing Rate Structure ......................................................