Company: SREA
Filing Date: 2025-02-25
Form Type: 10-K
Source: 0001032208-25-000012
Chunk: 66

Company: SEMPRA
Filing Date: 2025-02-25
Form: 10-K
Item: Item 1A
Chunk 66
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, are allocated a portion of SoCalGas’ storage capacity. SoCalGas uses the remaining storage capacity for load balancing services for all customers and for storage for noncore customers. Natural gas withdrawn from storage is important to help maintain service reliability during peak demand periods, including consumer heating needs in the winter, as well as peak electric generation needs in the summer. The Aliso Canyon natural gas storage facility has a storage capacity of 86 Bcf and, subject to CPUC limitations, represents 63% of SoCalGas’ working natural gas storage capacity. At December 31, 2024, SoCalGas has been authorized by the CPUC to utilize up to 68.6 Bcf of working gas at the facility.

Customers and Demand. SoCalGas and SDG&E sell, distribute and transport natural gas. SoCalGas purchases and stores natural gas for its core customers in its territory and SDG&E’s territory on a combined portfolio basis. SoCalGas also offers natural gas transportation and storage services for others.

NATURAL GAS CUSTOMER METERS AND VOLUMESCustomer meter countVolumes (Bcf)(1)December 31,Years ended December 31,2024202420232022SDG&E:Residential886,031 Commercial29,009 Electric generation and transportation3,312 Natural gas sales45 48 45 Transportation38 39 39 Total918,352 83 87 84 SoCalGas:Residential5,940,904 Commercial 248,866 Industrial23,833 Electric generation and wholesale38 Natural gas sales304 321 304 Transportation522 549 586 Total6,213,641 826 870 890 

(1)    Includes intercompany sales.

For regulatory purposes, end-use customers are classified as either core or noncore customers. Core customers are primarily residential and small commercial and industrial customers.

Most core customers purchase natural gas directly from SoCalGas or SDG&E. While core customers are permitted to purchase their natural gas supplies from producers, marketers or brokers, SoCalGas and SDG&E are obligated to maintain adequate delivery capacity to serve the requirements of all their core customers. 

SoCalGas’ noncore customers consist primarily of electric generation, wholesale, and large commercial and industrial customers. A portion of SoCalGas’ noncore customers are non-end-users, which include wholesale customers consisting primarily of other utilities, including SDG&E, or municipally owned natural