Sierrita Gas Pipeline LLC Cash Out Prices The reference prices, used to determine the Cash Out Index Price, as defined in Sections 1.7 and 10.3 of the General Terms and Conditions of Sierrita Gas Pipeline's Original Volume No. 1 Tariff for the month of April 2019 are as follows: El Paso Natural Gas Co. – Permian Basin FOM Price $0.3400 Daily Average Price $-0.0995 Southern California Gas Co. – City Gate FOM Price $4.2150 Daily Average Price $2.7530 Average (SoCal-City Gate, Permian Basin) FOM Average Price $2.2775 If you have any questions or need additional information, please call your Marketing Account Representative.