Wyoming regulators keep 146 fracking chemicals secret

Wyoming regulators keep 146 fracking chemicals secret by Jeremy Fugleberg, August 25, 2011, Star-Tribune
Wyoming regulators have agreed to keep secret the identities of 146 chemicals used in hydraulic fracturing since disclosure rules went into effect nearly a year ago, according the the state’s oil and gas supervisor. … According to the commission’s website, the companies that received the exemptions were CESI Chemical Inc., Nalco Co., CalFrac Well Services Corp., Multi-Chem Group LLC, Baker Hughes, Halliburton Energy Services Inc., BJ Services Co., Core Lab Reservoir Optimization, SNF Inc., Spectrum Tracer Services, and Water Mark Technologies Inc. Wyoming’s open records law includes an exemption for trade secrets.