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.