4CL is a network assisting Contra Costa County and its 19 cities to inform, support and encourage the measurement and reduction of greenhouse gas emissions.  Through education and sharing of best practices, we will ensure sustainable, healthy and livable cities.

4CL members participating in the Beacon Award Program include:

• City of Concord
• City of El Cerrito
• City of Martinez
• City of Pittsburg
• City of Richmond
• City of San Pablo
• City of San Ramon
• City of Walnut Creek