Zones

Baker Hughes Inc. CEO Martin Craighead said Tuesday the company sees a big expansion of oilfield services ahead in the Permian Basin, of late the mecca for operators looking for liquids-rich reserves in the old guard oil and gas formations.

Tennessee lifted Thursday an OFO Action Alert for all balancing parties in Zones 5 and 6.

Tennessee lifted Wednesday an Imbalance Warning in Zones 0, L, 1, 2, 3 and 4 but continued to request that all parties match physical flow with scheduled quantities.

Tennessee lifted Wednesday a longstanding Imbalance Warning in upstream Zones 0-4 but said it continues to request that all parties match physical flow with scheduled quantities.

Tennessee lifted Wednesday an Action Alert OFO for all balancing parties on Line 200 in Zone 4; on Line 300 in Zone 4 upstream of Station 315 (Wellsboro, PA); on Line 300 in Zone 4 downstream of Station 321 (West Clifford, PA); and in Zones 5 and 6. The OFO remained in effect for all balancing parties on Line 300 in Zone 4 between Stations 315 and 321, Tennessee said.

Tennessee lifted Wednesday an Imbalance Warning for market-area Zones 4, 5 and 6.

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

Citing lower linepack and its limited operational flexibility to manage market-area imbalances, Tennessee declared an Imbalance Warning in downstream Zones 5 and 6 Thursday. It requires all delivery point operators to keep actual daily takes out of the system equal to or less than scheduled quantities, and all receipt point operators to keep actual daily receipts into the system equal to or greater than scheduled quantities. Both conditions apply regardless of cumulative imbalance positions.

After ending Tuesday a five-day series of System Overrun Limitations (SOL) in all market-area zones, Northern Natural Gas will implement a new SOL Wednesday in only Zone EF.