Regulation of Prelease
Geological and Geophysical (G&G) Exploration
The G&G Permitting Process
The general purpose of the regulations is to
ensure that prelease exploration, prospecting, and scientific research
operations in Federal waters do not interfere with each other, with lease
operations, or with other uses of the area. The regulations also encourage
G&G data acquisition while adequately protecting the investment of data
gathered and still assuring equal access and competitive balance. Adherence
to these regulations will ensure that exploration and research activities
will be conducted in an environmentally safe manner.
The permits, issued by the Resource
Evaluation Regional Supervisors, set forth the specific details for each
data-gathering activity, which include the area where the data are
collected, the timing of the data-gathering activity, approved equipment and
methods, and other similar detailed information relevant to each specific
permit.
This process is outlined in the chart below
titled "RE G&G Permit Process". After data have been collected by permittees,
the MMS selectively acquires data that are needed to update the existing
database. Industry uses these G&G data to determine the areas having
potential for oil and gas production. Oil companies also use these data for
preparing bids for lease sales. The MMS also acquires data that have been
collected for scientific research activities, for which an approved permit
or filing of notice is required.
Resource Evaluation G&G
Permit Process

Types of
information required to be identified in the permit application for
geophysical activities include: vessel information, a description of the
energy source and receiving array, total energy output, number of impulses
per linear miles, towing depth, navigation system to be used, estimate of
are to be surveyed, description of final processing, estimated completion
date, and a map, plat or chart showing latitude, longitude, block numbers,
total line miles or blocks proposed.
With respect to
geological activities, the following types of information are identified in
the permit application: description of drilling methods or sampling,
equipment to be used, estimated bore holes or sample locations, navigation
system, method of sampling, description of analyzed or processed data,
estimated completion date, and a map, plat, or chart showing latitude and
longitude, specific block numbers, and total number of borings and samples.
For each
approved application, the operator received a signed copy of the permit that
outlines policies regarding reporting, submission, inspection, and selection
of data, reimbursement, disclosure of information, possible sharing of data
with affected States, and policies regarding permit modifications.
Each Region has
unique environmental concerns and these are addressed through mitigating
measures at the Regional level. Such stipulations are available on each MMS
Regional office’s webpage.
The MMS tracks
G&G permits by calendar year. Total permits demonstrate that most OCS oil
and gas activity has been in the Gulf of Mexico. The Gulf of Mexico has
issued 82 percent of all permits and is followed by the Alaska Region with 9
percent. The Pacific Region has issued 7 percent of the permits, followed by
the now defunct Atlantic Region with about 2 percent. However, since 1994
activities in the Atlantic have been assigned to the Gulf of Mexico Region.
With the addition of these responsibilities, the percentage of total permits
for the Gulf of Mexico Region increases to 85 percent. These statistics
correlate extremely well with the dominant position of the Central and
Western Gulf of Mexico planning areas in OCS oil and gas activities.
It should be
noted that since 1969, approximately 95 percent of the permits issued were
for geophysical exploration and that geological exploration permits
accounted for only 5 percent. While the total number of 3-D permits compared
to all permits issued is rather small (8 percent) when compared with the
total geophysical permits issued, over the past 10 years, 3-D permits have
averaged 49 percent of all geophysical permits. Permits for deep
stratigraphic test wells or COST wells account for about 2 percent of the
geological permits.
The overall
trends in permitting for all the Regions (i.e. Gulf of Mexico, Alaska and
the Pacific) are similar and reflect fluctuations in the price and supply of
petroleum. Some regional differences can be detected that are related to
leasing moratoria, operating conditions, and hydrocarbon discoveries.
Leasing moratoria and bad weather conditions have an adverse effect on the
exploration activities.
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