Audits/Assessments/Inspections

Refinery Audits

WREG conducted compliance audits at two regional refineries. The audits covered 40 CFR 60, New Source Performance Standards (NSPS), and 40 CFR 61 and 63, National Emission Standards for Hazardous Air Pollutants (NESHAP). The scope included Leak Detection and ...


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Petroleum Storage Tank Regulations: Permitting, Inspections, and Compliance

One of WREG’s Principals has developed considerable expertise in the air quality regulations affecting petroleum storage tanks at refineries and bulk terminals, including both internal and external ...


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Oil and Natural Gas Compliance Audits

WREG conducted air quality permitting and compliance audits for several compressor stations and well sites in Colorado and Wyoming. Minor source permit applications were prepared to correct permitting deficiencies found during ...


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Colorado Refining Company/Suncor Energy (USA) Inc.

WREG personnel provided air compliance, permitting, and training support to the Colorado Refining Company (CRC) from 1995 to 2005. Following the purchase of CRC’s Denver refinery by Suncor Energy (USA) Inc. ...


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