Alert

Due to a lapse in appropriations, the NRC has ceased normal operations. However, excepted and exempted activities necessary to maintain critical health and safety functions—as well as essential progress on designated critical activities, including those specified in Executive Order 14300—will continue, consistent with the OMB-Approved NRC Lapse Plan.

Crow Butte Resources – ISR Wellfield Excursion Ground Water Quality Data

The links below contain in-situ recovery (ISR) wellfield excursion ground water quality data collected from the licensed ISR Crow Butte Resources site for regulatory purposes. Hard copies of this information are publicly available in ADAMS, ADAMS legacy or in State records, however, to improve public access to the data, standardized MS Excel spreadsheets are being made available. The spreadsheets listed below contain the ISR wellfield excursion ground water quality data for CBR Mine Units 1-11, respectively, through January 2013 ( contact: ISRgroundwaterquality.Resource@nrc.gov):

Page Last Reviewed/Updated Wednesday, March 24, 2021