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 June 2019 are as follows: El Paso Natural Gas Co. – Permian Basin FOM Price $-0.0700 Daily Average Price $0.2100 Southern California Gas Co. – City Gate FOM Price $3.2400 Daily Average Price $2.2930 Average (SoCal-City Gate, Permian Basin) FOM Average Price $1.5850 If you have any questions or need additional information, please call your Marketing Account Representative.