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 2021 are as follows: El Paso Natural Gas Co. – Permian Basin FOM Price $2.7650 Daily Average Price $2.9372 Southern California Gas Co. – City Gate FOM Price $4.7300 Daily Average Price $4.8700 Average (SoCal-City Gate, Permian Basin) FOM Average Price $3.7475 If you have any questions or need additional information, please call your Marketing Account Representative.