A&WMA CONFERENCE & EXHIBITION 2027 will be held 2027/06/28, at the Long Beach Convention Center in Long Beach, CA (USA). DescriptionAir & Waste Management Association Conference & Exhibition. A&WMA is the environmental industries’ premier education, networking, & solutions event where you will enhance your knowledge & network with environmental professionals from around the world The following is the detailed information of this exhibition. Since the exhibition time may change, please be sure to confirm it before participating.