Biological Resource Studies, Energy, Projects, Sectors
The Sunrise Powerlink project is an approximately 117-mile-long project that includes a 500 kV transmission line from the Imperial Valley Substation to a new substation southeast of Alpine, and a 230 kV transmission line with both overhead and underground components...
Biological Resource Studies, Federal/Military, Projects, Sectors
HELIX Environmental Planning (HELIX) conducted restoration monitoring of a vernal pool mitigation area located on Marine Corps Air Station (MCAS) Miramar in the City of San Diego on lands leased to the Department of Veterans Affairs National Cemetery Administration...
Biological Resource Studies, Featured Open Space, Parks & Open Space, Projects, Sectors, Water Resources
HELIX Environmental Planning (HELIX) conducted biological maintenance, monitoring, and reporting activities for the Otay Water District related to the San Miguel Habitat Management Area. The Otay Water District serves approximately 208,000 people in a 125.5 square...
Biological Resource Studies, CEQA/NEPA Compliance, Environmental Compliance Monitoring, Projects, Sectors, Water Resources
HELIX Environmental Planning (HELIX) provided a variety of environmental services for the Water Authority’s pipeline relining projects located in the Second San Diego Aqueduct right-of-way. HELIX has prepared CEQA documents, including six Mitigated Negative...
Biological Resource Studies, Fisheries & Aquatic Resources, Projects, Water Resources
HELIX Environmental Planning (HELIX) produced a detailed biological constraints report addressing a 20-year, phased program that involves planning, design, and construction of new advanced water purification facilities, wastewater treatment facilities, pump stations,...
