We conduct operations at more than 435
facilities and maintain nearly 46,000 miles of transmission and distribution
overhead lines and underground cables. As part of our operations, as with most
electric utilities, we use various types of oil-filled equipment, such as
transformers and circuit breakers.
In 2013, we spent more than $13 million
to improve spill-containment measures and replace aging oil-filled equipment in
order to reduce the risk of accidental releases. Our personnel are trained and
equipped to respond immediately and to clean up spills from leaking or
defective equipment, and are further supported by dedicated spill contract
personnel when needed.
PHI utility operating companies do
business in four jurisdictions, each of which has its own quantity threshold
for recording spills of chemicals, oils and fuels to the environment. In 2013,
PHI recorded 64 mineral oil spills, or just over 15,000 gallons of mineral oil.
In all cases, immediate actions were taken to control and clean up these
In accordance with the relevant
financial reporting requirements, only one of the 64 spills was reported in
PHI’s financial statements. This spill of approximately 11,250 gallons of mineral
oil in Washington, D.C., occurred when a third party contractor struck a 10-inch
diameter steel casing of an underground mineral oil-filled power cable with a