An
initial
power
outage
occurred
around
17:00
CET
on
Thursday
during
well
operations,
causing
a
gas
leak
from
the
well
that
triggered
the
alarm,
and
the
facility
was
shut
down
in
line
with
safety
procedures,
Statoil
said
in
a
statement
on
Friday.
Personnel
were
mustered
to
lifeboats
and
onshore
emergency
services
were
mobilised,
although
power
was
restarted
before
18:30,
halting
the
leak,
and
the
situation
was
normalised.
However,
after
restart
of
the
facility,
gas
detectors
were
activated
on
the
adjoining
Oseberg
A
platform
at
the
field
centre
and
a
second
alarm
went
off
just
after
midnight,
resulting
in
depressurisation
of
the…