Southwest Hydro has been conducting business with various municipalities, general contractors, civil engineers, transportation engineers, and environmental consultants in San Diego County since 2016. We provide environmental documentation and construction management services to ensure work is completed within budget, on schedule, and without fines or work stoppages. SW Hydro is a City of San Diego ELBE #17SH1557, CDOT DBE #44298, DIR PWC #1000049859, and California General Engineering Contractor License A #1089697.