ACWWA 2007 WCPlan

• Project Type: Water Conservation Plan
• Applicant: Arber Water, WasteWater & Reuse Engineers
• Title: Arapahoe County Water and Wastewater Authority Water Conservation Plan
• Date: 11/1/2006
• County: Arapahoe
• Water Conservation - Doc Type: Complete Plan

Water Conservation Plan

TABLE OF CONTENTS

PAGE

EXECUTIVE SUMMARY .................................................................................................... E S-l

Existing Water System ....................................................................................................... ES-1

Current and Planned Water Conservation Activities ..................................................... ES-1

Conservation Goals and Benefits ...................................................................................... ES-2

Identification and Selection of Conservation Measures and Programs ........................ ES-3

Water Conservation Plan Implementation ...................................................................... ES-4

Monitor, Evaluate and Revise Conservation Activities .................................................. ES-4

INTR 0 D U CTI 0 N ......................................................................................................................... 1

SECTION 1 EXISTING WATER SYSTEM ............................................................................. 2

1.1 Characteristics of the Existing Water Supply System................................................... 2

1.2 Sources of Water ....... .................................................................................................... .... 4

1.2.1 Cherry Creek Alluvium.. ...................................................................................... 5

1.2.2 Arapahoe Aquifer ................................................................................................. 5

1.2.3 Laramie- Fox Hills Aquifer ................................................................................... 5

1.2.4 Dawson and Denver Aquifers .............................................................................. 5

1.3 System Limita tio ns ........................................................................................................... 5

1.3.1 Designated Critical Water Supply Area ............................................................. 6

1.3.2 Shortages and Supply Emergencies .................................................................... 6

1.3.3 Unaccounted For and Lost Water ....................................................................... 6

1.3.4 High Population G rowth ...................................................................................... 7

1.3.5 Plan for Substantial Improvements .................................................................... 7

1.3.6 Increases to Wastewater Facility ......................................................................... 7

1.4 Water Costs and Pricing .................................................................................................. 8

1.4.1 Water Service Charges ......................................................................................... 8

1.4.2 Water Tap F ees ..................................................................................................... 8

1.4.3 Develo per Co ntribu tio ns ...................................................................................... 9

1.5 Current Policies and Planning Initiatives....................................................................... 9

1.6 Current Water Conservation Activities........................................................................ 10

1.6.1 Regula tio n/Ordinances ................... .................................................................... 10

1.6.2 Water Reuse System ........................................................................................... 10

1.6.3 Technical Assistance ........... ................................................................................ 10

1.6.4 Household and Landscape Efficiency ............................................................... 11

1.6.5 Rate Structures and Billing Systems Designed to Encourage Efficiency...... 11

1.6.6 Distribution System Efficiency .......................................................................... 11

1.6.8 Planned Future Conservation Projects ............................................................. 11

November 2006

Richard P. Arber Associates, Inc.