California Water History

Stories from the CWEA Archives

In 1928 we started as the California Sewage Works Association, became the Water Pollution Control Association and today we are the California Water Environment Association (CWEA). Over the years we've seen some amazing water professionals and projects. Here are just a few...

Leon Benedict Reynolds

The Past President Project

June 29, 2020

The CWEA History Committee’s Mission Statement, like all good mission statements, provides the Committee with a basis for developing and …

Aerial Photo of the Tri-City Plant in 1936

Forgotten Facilities: The City of Pasadena Tri-City Sewage Treatment Plant – Part II: The 1930 CSWA Conference Tour

June 26, 2020

Part I of this series presented the history of the development of the City of Pasadena’s Tri City Sewage Treatment …

“Forgotten Facilities” The City of Pasadena Tri-City Sewage Treatment Plant

Forgotten Facilities: The City of Pasadena Tri-City Sewage Treatment Plant – Part 1

June 26, 2020

Note: this is a first part of a series on the City of Pasadena’s Tri-City treatment plant and the CSWA.  …

The History of CWEA’s Name Changes: What’s in a Name? 

April 21, 2020

By Dr. Nicholas Pinhey  The CWEA History Committee was recently asked for the dates of the various name changes that our Association has adopted over …

The Evolution of CWEA’s Logo

April 21, 2020

While an association’s name is its primary element of branding, its logo is the visual representation of the association’s identify. …

The Original City of Lodi 1923 Sewage Treatment Plant

Pioneering the Activated Sludge Process in California The City of Lodi’s 1923 Sewage Treatment Plant

November 26, 2019

The Significance City of Lodi’s 1923 Sewage Treatment Plant The CWEA History Committee published an article in the winter 2017 …

Analyst's Notebook Spring 1993

How Old is Lab Certification? + The Analyst’s Notebook

November 26, 2019

As many of you know, I am an old guy when it comes to environmental laboratories. To put it in …

Figure 2. Sewer Boat and Crew at Sewer Maintenance Yard

Reuben Brown’s Fantastic Voyage in LA’s Trunk Line Sewer

November 25, 2019

When I was a youngster growing up in Los Angeles, my family had a neighbor and friend who was an …

The Laguna Beach Wastewater Treatment Plant, 1938

“The Most Interesting Treatment Plant in the County” The Historic 1935 Laguna Beach Sewage Treatment Plant

November 25, 2019

“The 1935 Laguna Beach Sewage Treatment Plant is a significant surviving public works facility from a community that greatly upgraded …

The Golden Gate Park Recycled Water Plant (“McQueen Plant”) in 1937

Forgotten Facilities: Golden Gate Park’s 1932 Recycled Water Plant

November 23, 2019

The CWEA History Committee’s “Forgotten Facilities” series highlights historically significant California wastewater treatment plants that are connected to the history …

CWEA’s Select Society of Sanitary Sludge Shovelers: Some History, a Few Traditions, and a Little Folklore

November 19, 2019

By Dr. Nicholas Pinhey and Joe Haworth, pH7 (Retired) The CWEA History Committee produces articles about the people, programs and …

California’s First Water Reuse Filtration Plant was in Los Angeles 1930

September 27, 2019

In the mid-1920’s, with the Metropolitan Water District of Southern California just forming and the Colorado River water supply not …