Quarry Reclaims to Bay Area Campground

2015 - A unique opportunity for camping along San Francisco Bay is being created by the conversation of an aggregate quarry to a 91 acre park.  The former Dumbarton Quarry (a DeSilva Gates subsidiary) will become a recreation, nature, and camping area along the Bay.  "This is a big deal.  There are not many campsites along San Francisco Bay," said JIm Townsend with the regional park district, in a news article

Aggregates Build Kelp Habitat


2013 - Aggregates from Santa Catalina Island were used to create a 152 acre kelp reef along the Southern California Coast.  The artificial Wheeler North Reef is growing more kelp than two nearby natural reefs, according to news accounts.  The reef performs well in fish growth, biodiversity, and habitat for invertebrates.  Aggregates were supplied by Connolly-Pacific Company (a Knife River subsidiary).

Community Fun Run in Rialto


2014 - City of Rialto Mayor Deborah Robertson signals runners to start a 5K community run through CEMEX's Lytle Creek aggregate plant in Rialto, California. 

Ventura Wildlife Habitat Featured in Field & Stream

2013 - At CEMEX’s Moorpark Quarry located in Ventura County, a group of volunteers installed a 880 gallon water guzzler to provide a quality water source for area wildlife.  The project was featured by Field & Stream Magazine and will be part of its Conservation Hero for a Day Series, sponsored by Toyota. Volunteers from the Santa Clarita Valley Quail and Upland Wildlife Federation (SCQUWF) and CEMEX installed the guzzler.  Guzzlers collect and store rain water and provide a source of water for wildlife during drought conditions.

Sonoma Quarry Goes Solar    

2011 - "With the largest solar powered rock quarry in the western United States, and the first all solar facility of its kind in the industry, the BoDean Company has taken the use of photovoltaic cells and sustainability to the next level at its Mark West quarry," according to a news report.


On This Page

Bay Campgrounds

Kelp Reef

5K Run

Wildlife Habitat

Solar Power



Distance Matters
CalCIMA - California Construction & Industrial Materials Association