Since 2013, ERO has been assisting Jefferson County Open Space and Clear Creek County as the primary environmental manager for multiple segments of the Peaks to Plains Trail through Clear …
Arkansas Valley Conduit Project
In 2013, the Bureau of Reclamation (Reclamation) completed an environmental impact statement (EIS) to construct and operate the Arkansas Valley Conduit (AVC), a project needed to deliver high-quality water to …
Tri-State Montrose-Nucla-Cahone Transmission Line Improvement Project, Western Colorado
Tri‐State Generation and Transmission Association (Tri‐State) proposed to rebuild the existing Montrose‐Nucla‐Cahone 115 kV transmission line to operate at 230kV. The rebuild was required to resolve maintenance issues, increase line …
U.S. Highway 6 and 19th Street Interchange, Documented Categorical Exclusion, CO
The City of Golden (City) proposed improvements to the U.S. Highway 6 and 19th Street intersection, partially in Colorado Department of Transportation (CDOT) right‐of‐way. As a subcontractor to the City’s engineering …
Water Infrastructure and Supply Efficiency (WISE) Project
The WISE Partnership is an innovative regional water supply project that supplies much-needed renewable water to communities in the south metro area to reduce their reliance on nonrenewable Denver Basin …
Douglas County Regional Habitat Conservation Plan
ERO assisted Douglas County and the towns of Castle Rock, Larkspur, and Parker with developing the Douglas County Regional HCP. ERO developed the HCP with significant input from a wide-ranging …
Colorado Springs Open Space Management Plan Updates
In 2016, ERO completed open space management plan updates for four properties in Colorado Springs: Stratton, University Park, Big Bluestem, and Sinton Pond. ERO analyzed existing documentation and performed detailed field …
Carbondale to Crested Butte Trail Study
For decades, trail advocates have envisioned a regional trail connection between Carbondale and Crested Butte. ERO is working with Pitkin County Open Space and Trails to evaluate environmental resources, impacts, …








