Central Contra Costa Sanitary District’s Open and Closed Solicitations are posted below. Please register or login to see details of all open opportunities.

In the spirit of continuous improvement and cost management, the Central Contra Costa Sanitary District utilizes this bid system to post Request for Proposal (RFP) and bid opportunities.  We strive to receive the best value for the goods and services purchased for the District.  The Central Contra Costa Sanitary District welcomes all vendors to register to the California Purchasing Group.  To register at no charge, simply follow the registration path and select the "Limited Access" option which will provide you with automatic e-mail notification at no charge.  This option will alert you anytime you match with new bid opportunities from Central Contra Costa Sanitary District and any other participating agencies. To receive bid notifications statewide or from other purchasing group, select one of the other registration options or call the BidNet’s Vendor Support team at 800-835-4603 and press option 2 for assistance.