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, 1 <br /> Table 4 <br /> MAR 3 0 2015 <br /> Fr� r ' , <br /> Jnstaffed Substations C1NfVlCf� ± <br /> 'G&E owns and operates numerous substations located throughout PG&E's system. The substations serve as control, monitoring, <br /> and protection points which enable PG&E to operate the electrical system. <br /> Aost of the substations are located on land owned by PG&E. The substations range in size from a few hundred square feet to <br /> everal acres. Each PG&E substation is surrounded by a security fence with a locked gate to restrict access. <br /> Jnstaffed Natural Gas Facilities <br /> 'G&E owns and operates numerous unstaffed compressor, dehydrator, drip, regulating, and valving facilities throughout its system. <br /> "he stations serve as the control points for the gathering, transmission or distribution of natural gas. <br /> lost of the stations are located on land owned by PG&E. The sites range in size from a few square feet to several acres. These <br /> acilities may occur on PG&E property, on privately-owned property or within a public right of way. The locations may or may not be <br /> anced, but access is restricted. <br /> Jnstaffed Hydroelectric Powerhouses and Associated Facilities <br /> 'G&E owns and operates numerous powerhouses and equipment storage areas that are used to generate hydroelectric power. <br /> iydroelectric power is generated at a powerhouse when water falls a vertical distance and powers a turbine generator. Each <br /> owerhouse site is surrounded by a security fence with a locked gate to restrict access. <br /> Jnstaffed Water Conveyance Systems and Associated Facilities <br /> )G&E owns and operates water conveyance systems utilizing dams, canals, flumes, penstocks, gates, weirs, and other operating <br /> :quipment and areas used in the transportation of water. PG&E also maintains environmental enhancement projects like fish <br /> creens and ladders for migratory species. <br /> Jnstaffed Fuel Oil Handling Facilities <br /> lercules Pumping Station/Fuel Oil Pipeline-4200 San Pablo Avenue, Hercules, CA <br /> he facility pumps oil products in the Richmond to Pittsburg Fuel Oil Pipeline. However the pipeline was drained, cleaned and is <br /> iow filled with water. Most of the oil storage tanks have been drained to the lowest possible levels. It consists of eight above <br /> around storage tanks, a control building, pipeline and pumping equipment. The pipeline runs from the Chevron Refinery in <br /> tichmond to Mirant's Power Plant, located in Pittsburg. The pipeline consists of 12 and 16-inch diameter pipeline and associated <br /> :quipment. The Pump Station facility is surrounded by a security fence with a locked gate to restrict access. <br /> Jnstaffed Customer Support Facilities <br /> 'G&E has numerous types of equipment distributed throughout its system. Installation and maintenance of this equipment can <br /> enerate wastes. Examples of electric support equipment are utility poles, street lights, transformers, switches, capacitor banks, <br /> ervice shops, and meters. <br /> Vhile some of this equipment may be located on PG&E property, much of it is sited in rights-of-way owned by others. <br /> temediation/Construction Proiect Sites <br /> 'G&E has numerous remediation sites and construction projects, where contamination from past activities or spills involving PG&E <br /> quipment or vehicles may be removed for proper disposal. These project sites may occur on PG&E property, on third party <br /> rivately-owned property, or within a public right of way. <br /> AB1448_2015 Attachments revised.xls Page 6 of 8 Rev. 3/15 <br />