PART IV WELLS
Provision of drilling etc. information19
1
Where an operation to which this paragraph applies is being carried out on a well the well-operator shall cause to be sent to the Executive, at such intervals as may be agreed or, failing agreement, at intervals of one week calculated from its commencement, a report comprising the following information—
a
the identifying number, and any slot number, of the well;
b
the name of any installation or vessel involved;
c
a summary of the activity in the course of the operation since its commencement, or the previous report;
d
the diameter and true vertical and measured depths of—
i
any hole drilled; and
ii
any casing installed;
e
the drilling fluid density immediately before making the report; and
f
in the case of an existing well, its current operational state.
2
Paragraph (1) applies to—
a
a drilling operation;
b
a workover operation;
c
an abandonment operation;
d
an operation consisting in the completion of a well;
e
any other operation of a kind involving substantial risk of the unplanned escape of fluids from a well.