Imbalances

After lifting an Overage Alert Day for market-area customers Saturday, Florida Gas Transmission reinstated one Monday. The tolerance for negative daily imbalances was again 25%.

Florida Gas Transmission extended an Overage Alert Day (OAD) through at least Friday but loosened the tolerance for negative daily imbalances again to the 25% level that was in effect when the OAD was initiated Tuesday.

Florida Gas Transmission kept an Overage Alert Day in place through a third day Thursday but adjusted the tolerance for negative daily imbalances again, this time upward to 20% from 15%.

Florida Gas Transmission tightened the tolerance for negative daily imbalances from 25% to 15% in extending an Overage Alert Day through at least Wednesday.

Florida Gas Transmission extended an Overage Alert Day through at least Friday but loosened the tolerance for negative daily imbalances from 20% to 25%.

Florida Gas Transmission, which issued an Overage Alert Day (OAD) for market-area customers Wednesday and Thursday at 20% tolerance for negative daily imbalances, tightened the tolerance to 15% as it kept the OAD in place through at least Friday.

Pacific Gas & Electric kept a systemwide high-inventory OFO in place through at least Thursday but slightly loosened the 5% tolerance for positive daily imbalances that had been in effect for the first two days of the OFO to 9% for Thursday.

At least one source was convinced that resolving end-of-month imbalances had been chiefly responsible for Wednesday’s price gains across the board, because the cash market switched to losses at all points Thursday with little overall change in weak weather fundamentals. The launch of the May aftermarket got an additional negative nudge from Wednesday’s decline of 3.7 cents by June futures as they assumed prompt-month status.

Pacific Gas & Electric declared a systemwide Stage 2 high-inventory OFO for Thursday on its California Gas Transmission system. Penalties of $1/Dth were set for positive daily imbalances exceeding a 5% tolerance band.