Blog

Rocky stream flowing between grassy, wooded banks
Environmental

What Is Stream Mitigation?

Stream mitigation replaces authorized 404 impacts to streams with credits or permittee-responsible work. Wetland credits do not automatically clear a stream debit.

Storage containers on a concrete pad near industrial tanks
Engineering

What Is RCRA?

RCRA is the federal cradle-to-grave hazardous waste law. How it differs from CERCLA, and how it shows up next to Phase I/II site work in the Southeast.

Rural road running alongside a roadside ditch and wetland vegetation
Engineering

What Is a Categorical Exclusion (CatEx)?

A CatEx is the NEPA path for federal actions that fit an agency’s listed category and clear extraordinary circumstances. It is not a free pass past 404, ESA, or state permits.