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79 FR 8451

EPA announced the availability of an interpretive memorandum and technical recommendations for implementing the Underground Injection Control Program Class II requirements under the SDWA for oil and gas hydraulic fracturing activities using diesel fuels.

78 FR 73858

EPA proposed to approve revisions to Oklahoma's public water system supervision program.

78 FR 73206

United States v. Pownall, No. 13-CV-142-F (D. Wyo. Nov. 23, 2013). A settling SDWA defendant that failed to comply with routine monitoring, reporting, and other drinking water regulations for its public water system in Rozet, Wyoming, must comply with a list of specific regulatory requirements for a period of four years that can be terminated earlier by connection to a new regional water system.

78 FR 67361

EPA proposed to approve a revision to Kentucky's public water system supervision program.

78 FR 65385

United States v. Newfield Production Co., No. 2:13-cv-00968-DN (D. Utah Oct. 23, 2013). A settling SDWA defendant that failed to demonstrate adequate financial assurance for its Class II oil-related injection wells at the Monument Butte Well Field on the Uintah & Ouray Indian Reservation in Utah must pay a $600,000 civil penalty and must demonstrate adequate financial assurance with a surety bond or other financial means.

78 FR 61867

United States v. Gros Ventre and Assiniboine Tribes, No. CV-13-82-GF-DLC-RKS (SLR) (D. Mont. Sept. 26, 2013). Settling SDWA defendants responsible for violations at five public water systems on the Fort Belknap Indian Reservation in Montana must pay a $1,500 civil penalty to the United States, must undertake a restructuring of the responsibilities for the utilities, and must implement changes to ensure proper operation of the drinking water systems.

78 FR 47697

EPA Region 6 proposed to approve revisions to Louisiana’s public water system supervision program.

78 FR 42945

EPA proposed to approve revisions to Oregon's public water supply supervision primacy program.

78 FR 38714

EPA proposed to approve revisions to Illinois' public water system supervision program.

78 FR 35909

EPA announced final policies and procedures for requiring Tier 1 screening under the Endocrine Disruptor Screening Program to determine whether certain chemicals may have hormonal effects.