Sources Sought: Oil Well Plugging at BISO. The NPS is seeking interested sources in plugging 17 oil wells at BISO. This is only a Sources Sought, this is not a solicitation. See attached Draft Stateme... Sources Sought: Oil Well Plugging at BISO. The NPS is seeking interested sources in plugging 17 oil wells at BISO. This is only a Sources Sought, this is not a solicitation. See attached Draft Statement of Work and Sources Sought Worksheet, to respond. Please provide responses directly to Cole_Johnson@ios.doi.gov by 9/9/2026 by 5PM ET.