Mobley Engineering

Design and installation of aeration systems for hydropower, water supply reservoirs and other applications

Mobley Engineering

Los Vaqueros Reservoir , California

Los Vaqueros Dam

Located in Brentwood, California
Completed in 1998 with 100,00 acre-feet storage capacity
In 2012, the Contra Costa Water District made the dam 34 feet taller, and expanded storage capacity to 160,000 acre-feet
Surface are of 1400 acres
Average depth of 170 feet

Los Vaqueros Reservoir Oxygenation System

Objectives

To control algae-related taste and ordor problems in the water supply

Facilities

Located near Livermore, California
8,000 feet of diffuser in 2 lines
4-tons/day oxygen capacity

Layout

The line diffuser layout

Site Pictures

The surrounding windmills show the extent of wind mixing on this reservoir

The LOx acility gets a liquid oxygen delivery

Closer View of LOx site

The locked control box

Controlled access to the valves

The reservoir from surrounding hills

The work site on an old abandon highway now underwater

Moving the completed line diffuser into the water

Installing a saddle connection

Heating the pipe

Clamping down the HDPE saddle

Stretching the diffuser across the lake

The line diffuser going down

Bubbles showing as it goes down

Nearly down just before dark

Mobley Engineering, Inc. • PO Box 600 Norris, Tennessee 37828
phone (865) 494-0600 • fax (865) 494-0611

Email: info@mobleyengineering.com

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