Shubow said his organization is actively encouraging Congress, which appropriates some of the funding for the monument, to intervene.
Rep. Rob Bishop (R-Utah), chairman of the Natural Resources subpanel dealing with national parks, suggested in March that he could recommend withholding further appropriations if stakeholders are unable to reach an agreement.
A spokeswoman for the Natural Resources Committee told Roll Call the panel is continuing to watch the situation closely but no decisions have been made about how to proceed.
Former Sen. Scott Brown, R-Mass., candidate for U.S. Senate in New Hampshire, holds his hand over his heart during the singing of the national anthem as he waits to take the stage for his town hall campaign rally with Sen. John McCain at the Pinkerton Academy in Derry, N.H., on Monday, Aug. 18, 2014.