News

Blackstone Environmental recently provided water resource engineering to an industrial facility in Nebraska to assist in replacement of an undersized storm water culvert and restoration of channel riprap lining and vegetation. (more…)

Changing Markets in China and National Sword Policy  By now, most everyone in the solid waste industry and many outside the industry are familiar with China’s National Sword Policy, which became effective in February 2018. (more…)

The United States Environmental Protection Agency (EPA) recently released an applicability letter and draft policy memo that have a notable effect on how stationary source determinations are made for air quality permitting. EPA defines “stationary source” in the federal construction permitting regulations (40 CFR Parts 51 and 52) and the Title V operating permit regulations (40 CFR Parts 70 and 71) as all pollutant-emitting activities that meet three criteria: (more…)

Blackstone Environmental is pleased to announce that Emily Smart was among the named recipients of an EPA L.E.A.F.S. award made to the City of Dubuque on Thursday, April 19, 2018, for their work on the Peoples Natural Gas Superfund Site redevelopment in Dubuque, IA. (more…)

In May 2017, a Superfund Task Force was formed to provide recommendations to streamline and improve the Superfund Program. In July 2017, the Superfund Task Force recommended that EPA develop a list to target Superfund sites for immediate and intense action. (more…)

In January 2018, EPA issued a guidance memorandum that withdrew the long-standing “once in always in” policy for the classification of major sources of hazardous air pollutants under section 112 of the Clean Air Act, the National Emission Standards for Hazardous Air Pollutants or NESHAPs. (more…)