PROJ00206

• Contract/PO #: C153574
• Contractor Name: Longmont, City of
• Contract Type: Loan
• Water District: 5
• County: Boulder
• Bill Number: SB 88-30
• Loan Projects - Doc Type: Feasibility Study

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TABLE OF CONTENTS

Page

Project Summary...................................................... i

I. Introduction.................................................... 1

II. General Information............................................. 2

A. Project Map................................................. 2
B. Location.................................................... 2
C. Cl imate..................................................... 2

III. The City of Longmont............................................ 7

A. Hi story..................................................... 7
B. Laws of Organization/Powers and Authorities................. 8
C. Financial Status and Physical Assets........................ 10

IV. Land...................................... ...... ................ 13

V. Water Resources................................................. 15

A. Water Requirements.......................................... 15
1. Current Water Usage..................................... 15
2. Future Water Usage...................................... 15
a. Service Area Population Projections................. 15
b. Future Water Requirements........................... 16
B. Existing Water Supply....................................... 16
1. Yield of Water Rights Owned by Longmont................. 16
2. McCall Lake yields...................................... 17

C. Water Uti 1 ization........................................... 18
D. Water Quality............................................... 20
1. Raw Water Quality at McCall Lake........................ 20
2. Raw Water Quality, North St. Vrain Creek................ 21
3. McCall Lake Sedimentation............................... 21

VI. Pl an of Development............................................. 33

A. Introduction................................................ 33
B. Proposed Improvements....................................... 33
1. Embankment Improvements................................. 34
2. Spi 11 way Improvements................................... 36
3. Outlet Improvements..................................... 37

4. Extension of Toe Orain.................................. 37
5. Diversion Structure..................................... 38
6. Clearing of Trees and Brush on Dam...................... 38
VII. Estimated Costs and Financial Program........................... 43

A. Cost Estimate............................................... 43
B. Project Funding............................................. 43
C. Fund Requ i rements Duri ng Construct i on.. .. .. .. .. .. .. . .. . .. . .. 43
D. Operation, Maintenance and Replacement Funds................ 44
E. Emergency Operati ng Funds................................... 44

F. Project Evaluation.......................................... 44
G. Financial Program and Payback Schedule...................... 44

Appendices