The Clearwater Project was approved after a multi-year evaluation of the main sewer system serving nearly half of Los Angeles County. A new 7-mile tunnel, a key component of the project, is being constructed to protect local waterways by addressing aging infrastructure.

TUNNELING MACHINE ASSEMBLY

Take a close-up look at how Rachel, our tunnel boring machine (TBM), was lowered to its starting depth and assembled.

TUNNELING MACHINE ASSEMBLY



Tunneling Machine Lowered Underground

Rachel, our tunnel boring machine (TBM), was lowered in sections about 100 feet below ground using the access shaft in Carson. After being assembled and tested underground, she will start tunneling.

Tunneling Machine Lowered Underground



TOUR OF OUR TUNNELING MACHINE

Take an up-close look at how Rachel, our tunnel boring machine (TBM), works. In this short video, we explain how the parts of the TBM work.

TOUR OF OUR TUNNELING MACHINE



LAUNCH EVENT HIGHLIGHT VIDEO

Highlights of the April 15th launch event of the Clearwater tunneling machine are shown in this 2-minute video. To see the entire event and the virtual tour that followed, click here.

LAUNCH EVENT HIGHLIGHT VIDEO



CLEARWATER PROJECT VIDEO

A new 5-minute video that provides an overview of the Clearwater Project including what the project is, why it is needed, and how it will be constructed.

Clearwater Project Video



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LATEST NEWS

April 13, 2022
Construction Update to Carson Rotary Club

Business and community leaders from the Carson area came to learn about the Clearwater Project at the Carson Community Center. Despite the power outage, we were able to provide an update on the tunnel construction.

February 14, 2022
Construction Update to Peninsula Breakfast Club

On February 12, we presented to the Peninsula Breakfast Club. We gave an overview of the Clearwater Project, described the latest construction activities, and provided details of our school outreach program. To request a presentation, visit our webpage.

February 10, 2022
Construction Update to South Bay Cities' Infrastructure Working Group

On February 9, we presented an update to the South Bay Cities' Infrastructure Working Group. We gave an overview of the Clearwater Project and described the latest construction activities.

February 8, 2022
Construction Update to Wilmington Rotary Club

On February 7, we presented to the Wilmington Rotary Club. We gave an overview of the Clearwater Project, described the latest construction activities, and provided details of our school outreach program.

January 6, 2022
Construction Update to San Pedro Rotary Club

On January 6, we presented an update to the San Pedro Rotary Club. We gave an overview of the Clearwater project, described the latest construction activities, and provided details of our school outreach program.

November 1, 2021
Construction Update to Public

On October 30th, we provided a virtual construction update on the Clearwater Project. The presentation is available on YouTube at https://www.youtube.com/watch?v=4bHDe1qvJ64.

October 27, 2021
Construction Update to Wilmington Neighborhood Council

On October 26, we provided a Clearwater Project construction update to the Wilmington Neighborhood Council including mention of our school outreach program.

September 15, 2021
Construction Update to San Pedro Chamber of Commerce

On September 14, we provided a Clearwater Project construction update to the San Pedro Chamber of Commerce. We gave an overview of the project, the latest construction activities, and details of our school outreach program.

August 23, 2021
Construction Update to Harbor City Neighborhood Council

On August 18, we provided a Clearwater Project construction update to the Harbor City Neighborhood Council. In addition to a project overview, we gave construction details on the three underground maintenance blocks that were installed along the tunnel alignment, and how the tunnel boring machine has been lowered to its starting depth, assembled and readied to start tunneling.

August 20, 2021
Construction Update to Coastal San Pedro Neighborhood Council

On August 16, we provided a Clearwater Project construction update to the Coastal San Pedro Neighborhood Council. We gave a project overview, the latest construction updates, and explained how the tunnel boring machine works.

August 16, 2021
Construction Update to Joint Land Use & Planning Committee for San Pedro Neighborhood Councils

On August 11, we provided a Clearwater Project construction update to the Joint Land Use and Planning Committee for the Coastal, Central and Northwest San Pedro Neighborhood Councils. We gave a project overview, the latest construction updates, and explained how the tunnel boring machine works.

August 4, 2021
Construction Update at Carson City Council Meeting

On August 3, we provided a construction update on the Clearwater Project at the Carson City Council meeting. We gave an overview of the project and the latest construction activities. The presentation was livestreamed to residents and can be viewed by clicking here.

July 13, 2021
Construction Update to City of Carson

On July 12, we gave a construction update on the Clearwater Project to the Carson Mayor and city staff. We provided a project overview and construction status.

June 24, 2021
Construction Update to Young Professionals of the American Public Works Association

On June 23, we gave a presentation on the Clearwater Project to the young professionals of the American Public Works Association. We gave a project overview and discussed the access shaft construction, underground concrete "maintenance blocks," and how the tunnel boring machine works.

June 22, 2021
Tunneling Machine Lowered Underground

Yesterday, Rachel, our tunnel boring machine (TBM), was lowered in sections about 100 feet below ground using the access shaft in Carson. After being assembled and tested underground, she will start tunneling. Click here to see highlights of this event.

June 19, 2021
Construction Update to Peninsula Veterans Group

On June 18, we provided a Clearwater Project construction update to the Peninsula Veterans Group. We gave a project overview, the latest construction updates, and explained how the tunnel boring machine works.

June 15, 2021
Construction Update to Northwest San Pedro Neighborhood Council

Yesterday, we provided a Clearwater Project construction update to the Northwest San Pedro Neighborhood Council. We discussed the installation of ground monitoring stations along Gaffey Street in preparation for tunneling and the lowering of the tunneling machine down the shaft next week.

April 29, 2021
Construction Update to South Bay Cities Council of Governments

On April 22, we provided a construction update for the Clearwater Project to the South Bay Cities Council of Governments Board of Directors. We discussed the access shaft construction, underground concrete "maintenance blocks," and how the tunnel boring machine works.

April 16, 2021
Launch Event for Clearwater Tunneling Machine

Yesterday, we hosted a virtual event to unveil the Clearwater Project tunneling machine and recognize the student finalists of our TBM naming and art contests. The event featured several distinguished speakers and provided an opportunity to see the tunneling machine before it is lowered below ground to start tunneling. Click here for photos of the event.

February 8, 2021
Construction Update to Public

On January 30th, we provided a virtual construction update on the Clearwater Project. The presentation is available on YouTube at https://www.youtube.com/watch?v=DHRHgr9sJ8A.

December 28, 2020
Contest Winners Announced

We are pleased to announce the winners of our tunnel boring machine (TBM) naming and art contests. For the TBM naming contest, students submitted original essays that explained the significance of their proposed name and its importance to the community. ...read more

November 5, 2020
Peninsula Veterans Group

On November 4, we provided an update on construction of the Clearwater Project to the Peninsula Veterans Group. We discussed the access shaft, underground concrete "maintenance blocks", and how the tunnel boring machine (TBM) works. ...read more

October 21, 2020
Rotary Club of South Gate

On October 21, we provided an overview of the Clearwater Project and a construction update. We also mentioned the tunnel boring machine (TBM) naming and art contests that are open to all students in Los Angeles County. ...read more