Dorothy Harvey was a wilderness advocate who worked with the Citizens for a Responsible Central Utah Project (CUP), later the Intermountain Water Alliance, to inform the public of the impact that the project would have on the environment. The Dorothy Harvey photograph collection contains images related to CUP project areas collected by Harvey throughout the course of her work in environmental advocacy as well as photographs of Harvey and her family.

Lillian Hayes (1920-2022) was a Utah-based environmental activist. This collection consists of black-and-white and color photograph prints and color slides from Hayes' Central Utah Project research files depicting Murdock Dam, Current Creek Dam, and Jordanelle Dam.