Feb 13 U.S. natural gas pipeline company
NiSource Inc said it was investigating an explosion on
its key Columbia Gulf Transmission interstate natural gas
pipeline in Adair County, Kentucky that injured at least one
The blast early Thursday morning engulfed and destroyed
homes and cars, authorities said.
The explosion and fire in Knifley, Kentucky, about 90 miles
(145 km) south of Louisville, could be seen "just as plain as
day" from Columbia, about 12 miles from the blaze, a local
police officer said.
Katherine Dupuis, a spokeswoman for NiSource, said the
company was investigating the incident and would provide more
details later. She could not say if the pipeline was still
Adair County Emergency Management Director Greg Thomas said
he believed the gas on that section of the pipeline was turned
Columbia Gulf Transmission consists of approximately 3,400
miles of pipeline and 11 compressor stations with nearly
half-a-million horsepower, located primarily in Louisiana,
Mississippi, Tennessee and Kentucky, according to the company
The Columbia system is interconnected to virtually every
major pipeline system operating in the Gulf Coast and
interconnects with pipelines serving markets in the Midwest,
Southeast and Northeast.
Police were notified of an explosion at about 1 a.m. local
time (0700 GMT) on Thursday, Thomas, the Adair County official,
The explosion spawned multiple woodland and structural
fires, Thomas said. Three homes were set ablaze, two of them
were fully destroyed, as well as two barns and four cars.
The one injured person was sent to an area hospital but the
extent of injuries was not known, Thomas said.
The fires had largely been contained and were being allowed
to burn out, Thomas said.
Columbia Gulf is part of NiSource's Columbia Pipeline Group,
which owns and operates more than 15,700 miles of natural gas
pipelines serving customers in more than 16 states and one of
the largest underground storage systems in North America.
Approximately 1.3 trillion cubic feet of natural gas flows
the Columbia Pipeline systems each year, according to the