Zones

Fearing excessive linepack over the weekend, Northern NaturalGas implemented a System Underrun Limitation in all market-areazones for the gas days of Saturday and Sunday. The SUL will endtoday.

Northern Natural Gas extended a System Underrun Limitation orderfor all market-area zones through Monday. The SUL was initiatedTuesday to guard against excessive linepack (see Daily GPI, June 30).

Northern Natural Gas had a System Underrun Limitation in effectTuesday for all market-area zones to guard against excessivelinepack.

Northern Natural Gas declared a System Underrun Limitation forSunday, June 20, in market-area Zones ABC, D and E/F to guardagainst excessive supplies.