"PG&E" refers to Pacific Gas and Electric Company, a subsidiary of PG&E Corporation. © 2026 Pacific Gas and Electric Company. All rights reserved.
Pipe Ranger Alert
Updated:
The California Public Utilities Commission (CPUC) has approved filing Advice 4381-G, PG&E's request to update its in-kind shrinkage rates for backbone transmission and distribution. Changes are effective April 1, 2021. New rates have been posted on Pipe Ranger's Shrinkage Factors page.
---- Original Message February 17, 2021 06:55 AM ----
PG&E filed Advice 4381-G with the California Public Utilities Commission on February 12, 2021, to revise its in-kind shrinkage rates for backbone transmission and distribution.
PG&E is requesting notice of this advice letter approval by March 14, 2021, with changes to Gas Rule 21 (Transportation of Natural Gas) to be effective April 1, 2021.
Final approval of these rates or updates to this information will be posted on Pipe Ranger as it is received.
Summary of Proposed Shrinkage Changes:
| Current Total Allowance | Proposed Total Allowance | Proposed Change | |
|---|---|---|---|
| Transmission - Redwood to Off-System | 0.90% | 0.90% | -- |
| Transmission - Mission to On/Off-System | 0.00% | 0.00% | -- |
| Transmission - All Other Backbone Paths | 1.30% | 1.20% | -0.10% |
| Distribution - Noncore | 0.20% | 0.10% | -0.10% |
| Distribution - Core Summer Season (April-October) | 1.20% | 0.80% | -0.40% |
| Distribution - Core Winter Season (November-March) | 3.10% | 2.70% | -0.40% |
Please contact your CGT Account Manager if you have any questions regarding transmission and distribution shrinkage factors.
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