General Industry News

EPA Proposed to Revoke a SNUR

The EPA needs time to complete changes to TSCA section 8(a). By suspending the next reporting period, they will be able to make those revisions for the next period.

The EPA is proposing to revoke a significant new use rule (SNUR) promulgated under section 5(a)(2) of the Toxic Substances Control Act (TSCA) for a chemical substance identified generically as substituted ethoxyethylamine phosphonate, which was the subject of pre-manufacture notice (PMN) P-95-1950. The agency issued a non-5(e) SNUR (i.e. SNUR on a substance that is not subject to a TSCA section 5(e) consent order), designating certain activities as significant new uses based on the concern criteria. The EPA has received and reviewed new information and test data for the chemical substance and proposes to revoke the SNUR.

The aquatic toxicity testing demonstrated that the substance has inherently low toxicity, mitigating the EPA's concern for toxicity to aquatic organisms. Therefore, the agency proposes to rescind its finding that releases to water resulting in stream concentrations that exceed 30 parts per billion (ppb) may cause significant adverse environmental effects. Based on available information, the substance no longer meets the concern criteria at Sec. 721.170(b)(4)(ii). Therefore, the EPA proposes that the SNUR for this chemical substance be revoked pursuant to Sec. 721.185(a)(4).

Please click on this link to read the Federal Register notice published on May 11, 2011. Comments for this proposal must be received by the EPA on or before June 10, 2011.

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Roy D. Bigham has been the editor of Pollution Engineering since 2002. Bigham attended Eastern Michigan University where he majored in chemistry and computer science with an associates degree in mathematics. He has worked as a laboratory technician at a research laboratory, managed an electroplating operation and an associated analytical laboratory. He spent three years overseeing environmental operations of five domestic and five overseas operations for a major manufacturer in the Detroit area. He then managed a field services department for an environmental analytical laboratory before moving on to a position as an environmental engineer for a construction aggregates company.

Bigham won a design award for a waste water treatment system for a landfill in the Detroit area from the State Chamber of Commerce. He has been active in the environmental field since 1980.

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