In response to a significant joint letter submitted earlier in the year by six environmental groups active in the Front Range, the COGCC at last responded to repeated requests for rules about the cumulative impacts of pollution from O&G activities. See here:

CO Enviro Groups Petition State to Protect the Air on High-Pollution Days

In the last paragraph you will notice that the Larimer Alliance is mentioned among the other five groups: 350 Colorado, WildEarth Guardians, Womxn from the Mountain, Physicians for Social Responsibility, and the Sierra Club of Colorado.