Welcome to the Colorado Storage Tank Information System (COSTIS) Web Site!

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Although every effort is made to ensure the accuracy of the data contained on
this web site, the Department of Labor and Employment/Division of Oil and
Public Safety does not guarantee that all information is completely accurate or
up-to-date. Please call (303) 318-8525 to report inaccuracies or if you have
difficulty viewing this web site. COSTIS works best with Internet Explorer. If you
are using Internet Explorer 10 or newer, you may have to enable Compatibility View
via the Tools menu of your browser.
    Log in is for Oil and Public Safety Employees only. For more detailed information
please contact the Public Records Center to schedule a file review at
(303) 318-8525.


Copyright 2000, Colorado Dept. of Labor and Employment
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