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 January 2017 are as follows: El Paso Natural Gas Co. – Permian Basin FOM Price $3.4811 Daily Average Price $3.1312 Southern California Gas Co. – City Gate FOM Price $3.9262 Daily Average Price $3.5768 Average (SoCal-City Gate, Permian Basin) FOM Average Price $3.7037 If you have any questions or need additional information, please call your Marketing Account Representative.