Patterson-UTI Reports Drilling Activity for December 2012

          Patterson-UTI Reports Drilling Activity for December 2012

PR Newswire

HOUSTON, Jan. 3, 2013

PTEN) today reported that for the month of December 2012, the Company had an
average of 205 drilling rigs operating, including 197 rigs in the United
States and 8 rigs in Canada. For the three months ended December 31, 2012,
the Company had an average of 205 drilling rigs operating, including 198 rigs
in the United States and 7 rigs in Canada.

Average drilling rigs operating reported in the Company's monthly
announcements represent the average number of the Company's drilling rigs that
were operating under a drilling contract. The Company cautioned that numerous
factors in addition to average drilling rigs operating can impact the
Company's operating results and that a particular trend in the number of
drilling rigs operating may or may not indicate a trend in or be indicative of
the Company's financial performance. The Company intends to continue
providing monthly updates on drilling rigs operating shortly after the end of
each month.

About Patterson-UTI

Patterson-UTI Energy, Inc. subsidiaries provide onshore contract drilling and
pressure pumping services to exploration and production companies in North
America. Patterson-UTI Drilling Company LLC has more than 300 marketable
land-based drilling rigs and operates primarily in oil and natural gas
producing regions of Texas, New Mexico, Oklahoma, Kansas, Arkansas, Louisiana,
Mississippi, Colorado, Utah, Wyoming, Montana, North Dakota, Pennsylvania,
West Virginia, Ohio, Michigan, Alaska and western Canada. Universal Pressure
Pumping, Inc. and Universal Well Services, Inc. provide pressure pumping
services primarily in Texas and the Appalachian region.

Statements made in this press release which state the Company's or
management's intentions, beliefs, expectations or predictions for the future
are forward-looking statements. It is important to note that actual results
could differ materially from those discussed in such forward-looking
statements. Important factors that could cause actual results to differ
materially include, but are not limited to, deterioration of global economic
conditions, declines in customer spending and in oil and natural gas prices
that could adversely affect demand for the Company's services, and their
associated effect on rates, utilization, margins and planned capital
expenditures, excess availability of land drilling rigs and pressure pumping
equipment, including as a result of reactivation or construction, adverse
industry conditions, adverse credit and equity market conditions, difficulty
in integrating acquisitions, shortages of labor, equipment, supplies and
materials, supplier issues, weather, loss of key customers, liabilities from
operations, governmental regulation and ability to retain management and field
personnel. Additional information concerning factors that could cause actual
results to differ materially from those in the forward-looking statements is
contained from time to time in the Company's SEC filings, which may be
obtained by contacting the Company or the SEC. These filings are also
available through the Company's web site at or
through the SEC's Electronic Data Gathering and Analysis Retrieval System
(EDGAR) at We undertake no obligation to publicly update
or revise any forward-looking statement.


Contact: Mike Drickamer, Director, Investor Relations, Patterson-UTI Energy,
Inc., +1-281-765-7170
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