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Recycled Water Program
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Los Alios Recycling Plant

Los Alisos Water Recycling Plant: Keeping our community green

The Los Alisos Water Recycling Plant turns water that goes down your drain into drought-proof water, primarily for landscape irrigation.

 

Rectangular urban water basin with concrete banks, grassy slopes, and trees; a yellow buoy sits in the foreground.
Opened:

1964

 

Expanded and upgraded:

2007

 

Location:

Lake Forest

 

Average daily output:

3.5 million gallons of recycled water

 

Capacity:

7.5 million gallons a day

 

One of two sources of IRWD recycled, along with Michelson Water Recycling Plant

 

Every gallon of recycled water saves a gallon of drinking water

 

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Photos

Aeration fountains on a brown urban water pond with grassy embankments and trees.
Urban park lake with muddy water, a tree-lined embankment on the left, and a circular water sensor in the foreground.
Industrial pumping station with beige pumps and interconnected beige pipelines, surrounded by yellow safety bollards on a concrete pad.
Industrial facility with beige metal warehouse and extensive white pipes and stairways.

Frequently Asked Questions

IRWD is developing a Sewage Treatment Master Plan that will determine optimal locations and methods for conveying, treating, and distributing the District’s sewage and recycled water. A plan will include development of a long-term plan for the Los Alisos Water Recycling Plant and any necessary capital improvement projects.