Systemwide

Transportation Notes

Tennessee lifted Friday an Imbalance Warning for Zones 5 and 6, but asked customers to stay in balance.

March 28, 2011

Transportation Notes

Pacific Gas and Electric issued a systemwide Stage 2 low-inventory OFO on its California Gas Transmission system for Wednesday, setting penalties of $1/Dth for exceeding a 5% tolerance on negative daily imbalances.

February 23, 2011

Transportation Notes

Pacific Gas and Electric did not extend a systemwide low-inventory OFO beyond Thursday.

February 18, 2011

Transportation Notes

Pacific Gas and Electric issued a systemwide Stage 2 low-inventory OFO on its California Gas Transmission system for Thursday, setting penalties of $1/Dth for exceeding a 5% tolerance on negative daily imbalances.

February 17, 2011

Transportation Notes

Pacific Gas and Electric is keeping a systemwide Stage 2 low-inventory OFO in effect through at least Friday but said the tolerance on negative daily imbalances will be loosened from 5% to 16%.

February 11, 2011

Transportation Notes

Pacific Gas and Electric declared a systemwide Stage 2 low-inventory OFO for Thursday on its California Gas Transmission system, setting penalties of $1/Dth for exceeding a 5% tolerance on negative daily imbalances.

February 10, 2011

Transportation Notes

Due to continuing high linepack in all segments, Westcoast has implemented a systemwide OFO setting the tolerance for positive daily imbalances at the minimum of 10% or 500 GJ.

January 28, 2011

Transportation Notes

Pacific Gas and Electric did not extend a systemwide high-inventory OFO beyond Wednesday.

December 9, 2010

Transportation Notes

Pacific Gas and Electric issued a systemwide Stage 2 high-inventory OFO for Wednesday on its California Gas Transmission system, setting penalties of $1/Dth for exceeding a 5% tolerance on positive daily imbalances.

December 8, 2010

Transportation Notes

Citing limited operational flexibility and storage injection capability, along with high linepack, Tennessee said a systemwide Imbalance Warning to guard against the creation of excessive positive imbalances will take effect Wednesday. Operators of receipt/delivery points must observe the Imbalance Warning requirements “regardless of their cumulative imbalance position,” the pipeline said.

November 24, 2010