Anticipating that high system linepack will continue through theweekend due to low gas demand and limited storage injectioncapability, Tennessee Tuesday issued an OFO Action Alert to takeeffect with Thursday’s gas day. Customers under Rate Schedules SA,LMS-PA, LMS-MA and transportation contracts not covered by abalancing agreement must keep deliveries into the system less thanor equal to scheduled quantities plus 2% (or 500 dekatherms,whichever is greater); takes from the system must be more than orequal to scheduled quantities minus 2% or 500 dekatherms. Tennesseeexpects the alert to remain in effect into the start of next week.
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Saying it expects high system linepack due to reduced demand andlimited storage injection capability to continue through theweekend, Tennessee is issuing an OFO Action Alert effective withSaturday’s gas day for its entire system. Under the alert, shipperswill be penalized for daily positive imbalances that exceed a 2%tolerance range (or 500 Dth, whichever is greater) from scheduledquantities. Penalties will not apply to customers who underdeliverinto the system or overtake from it, or to customers under RateSchedule LMS-MA who have elected the Storage Swing Option or Swingon Storage. Tennessee expects the alert to remain in effect intonext week.
Both Florida Gas Transmission and Pacific Gas & Electricextended low-linepack OFOs (see Daily GPI, Oct. 5)-FGT through Tuesday and PG&Ethrough today. Neither changed the OFO conditions. PG&E posts OFOsa day in advance, while FGT usually re-evaluates system conditionseach morning before deciding whether to declare one for that gas day.
Florida Gas Transmission said Thursday it was experiencing”extremely high” linepack and that Operational Flow Orders would beissued to customers taking less than scheduled volumes. Otheroperational tools such as an Alert Day notice were also beingconsidered, the pipeline said.