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San Juan-Chama Drinking Water Project, New Mexico

Water Treatment Plant Capacity

350,000m³/d

Treatment Process

Grit basins and settled water ponds; Actiflow-type flocculation / clarification; ozonation; deep bed GAC and sand filters

Chlorination Agent

Sodium hypochlorite

Pre-Sedimentation Pond Capacity

2 x 190,000m³

Pre-Sedimentation Detention Period

24 hours

Diversion Dam

Adjustable height bladder dam; 600ft long x 3ft high (maximum)

Water Treatment Plant Cost

$160m

Overall Project Cost

$400m

Water Resources Management Strategy Adopted

1997

Joint Water Utility Authority Created

June 2003

Final Project Approval

July 2004

Pipelines Construction Work Began

August 2004

Diversion Dam Construction Began

January 2005

Diversion Dam Western Section Completed

April 2005

Dam Eastern Section Construction Begins

August / September 2005

Diversion Dam Completion

April 2006

Pipelines Completion

April 2008

Water Treatment Plant Completion

November 2008

Client

Albuquerque Bernalillo Water Utility Authority (joint agency)

Engineering Consultants

DMJM, Boyle, HDR, BHI, ASCG

Water Treatment Plant

CH2M Hill

Electrical / I&C Contractor

MWI McDade-Woodcock

Diversion Dam

ASI

Pipelines

CDM, RMCI Construction, AUI Construction, Shumate Constructors / TIC
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