COGISColorado Oil and Gas Information System
COGISComprehensive Oil and Gas Information Source
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References in periodicals archive ?
Further, there are many inactive wells on the COGIS registry, which have different benzene emissions than active wells, a distinction that was not captured by the exposure metric.
We restricted analysis to births occurring from 1996 through 2009 to focus our analysis on growth of unconventional NGD, characterized by use of hydraulic fracturing and/or directional drilling (King 2012), which expanded rapidly in Colorado beginning around 2000 (COGIS 2011).