EXHIBIT 99.1

Gasco
- ------
Energy



For Release at 8:30 AM EDT on July 25, 2007

            GASCO ENERGY RESUMES COMPLETION OPERATIONS ON MANCOS TEST

DENVER - (PR Newswire) - July 25, 2007 - Gasco Energy,  Inc.  (AMEX:  GSX) today
announced that it has successfully completed the wellbore remediation process on
the  Gasco-operated  Federal  #14-31 (GSX:  100% WI), a deep gas test drilled to
total depth of 16,763 feet to evaluate the productive  potential of the Wasatch,
upper  and  lower  Mesaverde,  Blackhawk,  Mancos  and  Dakota  formations.  The
remediation  process fully restored wellbore  integrity  allowing the Company to
immediately  commence  completion   activities  on  the  four  remaining  Mancos
intervals  identified in open-hole log analysis.  The lower-most Mancos interval
was  completed  prior  to  commencing  the  remediation  process  The  remaining
formations,  the Wasatch, upper and lower Mesaverde and Blackhawk,  are expected
to be completed  after  production  data and  reservoir  characteristics  of the
Mancos zones have been fully evaluated by engineers.

Q207 Results
Gasco is scheduled to announce its second quarter results on August 1, 2007. The
Company will host a conference  call on August 2, 2007 at 10:30 AM EDT.  Details
are available by clicking on this link:
http://biz.yahoo.com/prnews/070720/laf006.html?.v=101

About Gasco Energy
Gasco Energy, Inc. is a Denver-based natural gas and petroleum  exploitation and
development   and  production   company   engaged  in  locating  and  developing
hydrocarbons  resources,  primarily in the Rocky Mountain region. To learn more,
visit www.gascoenergy.com.


Forward-looking statements
Certain statements set forth in this press release relate to management's future
plans,  objectives and expectations.  Such statements are forward-looking within
the  meanings  of Section 27A of the  Securities  Act of 1933,  as amended,  and
Section 21E of the Securities  Exchange Act of 1934, as amended.  All statements
other than  statements  of  historical  facts  included  in this press  release,
including,  without  limitation,   statements  regarding  the  Company's  future
financial position,  potential resources,  business strategy, budgets, projected
costs and  plans  and  objectives  of  management  for  future  operations,  are
forward-looking  statements. In addition,  forward-looking  statements generally
can be  identified  by the use of  forward-looking  terminology  such as  "may,"
"will," "expect," "intend," "project," "estimate,"  "anticipate,"  "believe," or
"continue"  or  the  negative  thereof  or  similar  terminology.  Although  any
forward-looking  statements contained in this press release are to the knowledge
or in the judgment of the officers and directors of the Company,  believed to be
reasonable, there can be no assurances that any of these expectations will prove
correct  or  that  any  of  the  actions   that  are  planned   will  be  taken.
Forward-looking  statements  involve known and unknown  risks and  uncertainties
that may cause the Company's actual  performance and financial results in future
periods to differ materially from any projection, estimate or forecasted result.
Some of the key  factors  that may cause  actual  results to vary from those the
Company expects include inherent  uncertainties in interpreting  engineering and
reserve or  production  data;  operating  hazards;  delays or  cancellations  of
drilling  operations  because of weather and other natural and economic  forces;
fluctuations  in oil and  natural  gas prices in  response to changes in supply;
competition from other companies with greater resources; environmental and other
government  regulations;  defects  in  title  to  properties;  increases  in the
Company's cost of borrowing or inability or  unavailability of capital resources
to fund capital expenditures;  and other risks described under "Risk Factors" in
Item 1. of the Company's  2006 amended Form 10-K filed with the  Securities  and
Exchange Commission on April 5, 2007.

Contact for Gasco Energy, Inc.: Investor Relations: 303-483-0044