REPORT ON PROPOSED

IMPROVEMENT AND EXTENSION OF

HEMLOCK LAKE WATER SUPPLY SYSTEM,

ROCHESTER, NY


BY

ROBERT E. HORTON
Consulting Hydraulic Engineer

January 3, 1944

INDEX

Notes

Introduction

The present water supply system

Leakage, diversion and waste from present Hemlock system

Water balance, present Hemlock system, 1933-42

Outline of present project

Structures appurtenant to present project

Item 1 - Canadice Lake dam
Item 2 - New Hemlock dam and Lower basin
Item 3 - Present Hemlock Lake dam
Item 4 - New gatehouse and main supply conduit

The general plan

Drainage areas in square miles

Available water yield

First stage or present project

Second stage of project - Calabogue area

Third stage - Cohocton River

Quality of water

Flexibility

Cost

Comparison with other projects - -

Richmond Mills
Honeoye Lake
Ground-water

Summary