SAN DIEGO GAS AND ELECTRIC COMPANY

SOUTHERN CALIFORNIA GAS COMPANY

2009 BIENNIAL COST ALLOCATION PROCEEDING (A.08-02-001)

DRA DATA REQUEST NO. DRA-JNM-04

Subject: Feb.4, 2008 SoCalGas Direct Testimony of Herb Emmrich

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QUESTION 1:

Please provide the “target” levels of storage cycling (in Bcf) for the core, i.e. how far SoCalGas plans to drawn down core storage by the end of the winter season, for each of the last 5 winter seasons.

RESPONSE 1:(REVISED)

Table below depicts the estimates or forecasts for the end of the last five winter seasons. It shows the estimate or forecast levels of storage cycling (in Bcf) for the Retail Core. The numbers shown reflect estimates or forecasts presented in some meetings in October of the respective years. Please keep in mind that such estimates or forecasts are subject to changes in response to weather, gas prices, and many other factors.

All Figures Rounded to Nearest 0.1 Bcf

Month-End / Year / Retail Core Purchased Inventory
Mar-04 / 17.2
Mar-05 / 16.1
Mar-06 / 10.0
Mar-07 / 18.5
Mar-08 / 20.9


QUESTION 2:

Please provide the actual levels of storage cycling (in Bcf) for the core, i.e. how far down SoCalGas has actually drawn down core storage, by the end of the winter season, for each of the last 5 winter seasons.

RESPONSE 2:

Table below depicts the end of the last five winter seasons of the actual levels of storage cycling (in Bcf) for the Retail Core.

All Figures Rounded to Nearest 0.1 Bcf

Month-End / Year / Retail Core Purchased Inventory
Mar-04 / 23.2
Mar-05 / 15.6
Mar-06 / 27.6
Mar-07 / 26.3
Mar-08 / 20.0

QUESTION 3:

Please explain any differences between the prior cycling targets identified in Q.1 above and the 67 Bcf that SoCalGas proposes to cycle, as discussed in Mr. Emmrich’s testimony, Phase 1, p.4.

RESPONSE 3:

The core will continue to keep enough gas in storage through March to ensure system peak day reliability. Also, during winter months, the core may decide not to withdraw as much gas from storage as planned should winter gas prices be lower than the forward gas price in the upcoming summer.

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