Rule 14 describes the procedures put in place when Pacific Gas and Electric Company must interrupt or reduce natural gas service to customers for operational or regulatory reasons. Interruptions may be due to actual or anticipated supply or capacity shortages.
Receipt Point Capacity Allocations (RPCA)
Issue - Nominations exceed available capacity at a specific receipt point
Pacific Gas and Electric Company Actions
Allocate available capacity at a specific receipt point based on the priority of each backbone transportation contract
As-available service is reduced first, beginning with the lowest priced contracts
Firm service is reduced second, if necessary, on a pro rata basis
Customer Actions
Customers have the following options:
Arrange for supply to be delivered to another point
Reduce or stop receiving service
Receive G-BAL supplies (if available)
Charges for Noncompliance
No charges imposed
Schedule G-BAL cashout provisions apply to any untraded imbalances greater than ±5%
Delivery Point Service Restrictions
Issue - Underdelivery to specific delivery points due to:
Capacity constraints or supply shortages on Pacific Gas and Electric Company's system
Constraints on local transmission or distribution system
Operating conditions
Regulatory requirements
Pacific Gas and Electric Company Actions
Attempt to give advance notice prior to service restriction
Interrupt or reduce deliveries and then allocate remaining capacity based on the priority of each backbone transportation contract:
As-available service is reduced first, beginning with the lowest priced contracts
Firm service is reduced second, if necessary, on a pro rata basis
Priority of Service
Storage Injection/Withdrawal and Transportation To/From Storage
Transportation priority to or from storage is based on the priority of each backbone transportation contract
Injection or withdrawal priority at Pacific Gas and Electric Company's storage facilities is determined by the priority of each storage contract:
As-available service is reduced first, beginning with the lowest priced contracts
Firm service is reduced second, if necessary, on a pro rata basis
Golden Gate Market Center Transactions
Golden Gate Market Center transactions are scheduled according to highest economic value to the market center
If two transactions have equal value, priority is on a first-come, first-served basis
