Top of the San Jose Creek Water Reclamation Plant Flow Equalization Basin, which improves treatment and makes more clean water available for recycling.

The cleaned wastewater from our Whittier Narrows plant is essentially as clean as drinking water and is used to replenish our groundwater supplies.

The A.K. Warren Water Resource Facility treats the wastewater for 3.5 million people and is one of the nation's largest plants for treating wastewater.

Divers inspect our pipes at the bottom of the ocean.

This power plant converts biogas generated during wastewater treatment into enough energy to power the entire wastewater treatment plant.

In 1971, we powered a Christmas tree’s lights with landfill gas from our Palos Verdes Landfill. This led to a program that generated enough electricity for 200,000 people.

Landfill-gas-to-energy facility that at one time created enough electricity for 150,000 people.

Recyclable materials are recovered at this Sanitation Districts' facility.

Slope at the closed Puente Hills Landfill, once the nation's largest operating landfill.

Top of the closed Puente Hills Landfill, which is open to hikers and cyclists today and is slated to become a regional park.