Navigable Waters Protection Rule Vacated September 2, 2021 On August 30, 2021, the United States District Court for the District of Arizona remanded and vacated the Navigable Waters Protection …
Ground Penetrating Radar (GPR) – What is it, and what is it used for?
Ground Penetrating Radar (GPR) can “uncover” buried features without ever disturbing the ground. Learn more about GPR, how it works, and how it can be applied to projects in this …
2019 International Archaeology Day Expo!
SATURDAY, OCTOBER 19, 2019 | 9:00AM — 3:00PM Roxborough Intermediate School, 7370 Village Circle E, Littleton, CO 80125 Joins us in celebrating Colorado’s colorful past at the 2019 International Archaeology …
Waters of the U.S. Definition Update – September 17, 2019
On September 12, 2019, the Environmental Protection Agency and U.S. Army Corps of Engineers (Corps) issued a prepublication notice announcing the repeal of the 2015 rule defining waters of the …
Muller Engineering Receives National ACEC Grand Award
Huge congratulations to Muller Engineering and the City of Golden for receiving ACEC’s national Grand Award in the “Transportation” category for their work on Linking Lookout US 6 and 19th …
Peaks to Plains Trail Project Receives 2018 Starburst Award from Colorado Lottery
ERO is extremely proud to be part of the team that worked on the Peaks to Plains Trail Clear Creek Segment. Congratulations to Jefferson County Open Space and Clear Creek …
Corps and EPA Propose New Rule Defining Waters of the U.S. Under the Clean Water Act
12/13/18 On December 11, 2018, the U.S. Army Corps of Engineers (Corps) and Environmental Protection Agency (EPA) proposed a new rule defining the phrase “waters of the U.S.” under the …
A Little Friendly Holiday Competition Benefits Two Local Charities!
For the second year in a row, ERO and Muller Engineering engaged in a friendly competition to see which firm could collect the most donations to help fulfill two local …
Regional Stream Stewardship & Recovery Handbook
The Regional Stream Stewardship & Recovery Handbook (Handbook) provides guidance on restoring streams damaged during the 2013 flood and other events. The focus of the Handbook is to provide informative descriptions of …
Navigating the Changing NEPA Landscape
Recent administrative directives concerning National Environmental Policy Act (NEPA) compliance will change the way federal agencies process environmental reviews. These include: Executive Order (EO) 13807, “Establishing Discipline and Accountability in the …
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