HHWPHousehold Hazardous Waste Project
HHWPHetch Hetchy Water and Power (California)
References in periodicals archive ?
Tenders are invited for As-Needed Operations and Maintenance Support Services for HHWP.
The SFPUC is seeking four (4) qualified proposers to assist the SFPUC with on-site operations and maintenance support services for the Hetch Hetchy Water and Power Division of the SFPUC Water Enterprise (HHWP).