April 2017

Environment and Safety

Through the looking glass: How US EPA regulations are changing the way we visualize methane leaks

In mid-2016, the US Environmental Protection Agency (EPA) published Regulation 40 CFR, Part 60, Sub-part OOOOa, commonly known as QuadOa. This regulation has propelled optical gas imaging (OGI) firmly into the mainstream, and presents a major shift in the way fugitive emissions are regulated and the technologies that can be used.

Yanai, O., Opgal

In mid-2016, the US Environmental Protection Agency (EPA) published Regulation 40 CFR, Part 60, Sub-part OOOOa, commonly known as QuadOa. This regulation has propelled optical gas imaging (OGI) firmly into the mainstream, and presents a major shift in the way fugitive emissions are regulated and the technologies that can be used. Detecting and acting on gas leaks are naturally a major concern for oil and gas operators, and a challenging problem to address. OGI technology began to play a role approximately 10 yr ago. At that time, the EPA had a series of robust protocols around gas leak detection, known as Method 21, that relied on the use of sniffers, devices that use a physical or chemical

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