Downloadable Resources

These downloads can help you better understand the processes required when developing wetlands related projects. They are also great industry resources.

Corps of Engineers Wetlands Delineation Manual
The official final report drafted in 1987. Definitions, regulations, remedies... This 143 pages document is largely technical in nature. [download pdf]

TR/EL TR-80-30, Interim Regional Supplement, Atlantic and Gulf Coast Region
This is the Interim Regional Supplement to the Corps of Engineers 1987 Wetland Delineation Manual: Atlantic and Gulf Coastal Plain Region. [download pdf]

What constitutes a wetland?
This overview explains in general terms what wetlands are and outlines the different types of wetlands. It is a great starting place for learning the basics.
[download pdf]

Section 404 Explained
Section 404 of the Clean Water Act establishes a program to regulate the discharge of dredge including wetlands. this brief explains it in the simplest of terms [download pdf]

US EPA Wetlands Design Manual
From the U.S. Environmental Protection Agency, this 83 page publication explains the ecology and construction methods for designing wetlands and aquatic plant systems for municipal wastewater treatment.
[download pdf]

Executive Order 11990: Protection of Wetlands
This is the official Executive Order for the protection of federally owned wetlands enacted by President Jimmy Carter in May of 1977. [download pdf]

National List of Vascular Plant Species that Occur in Wetlands: 1996 National Summary
Official wetlands vascular plant listing as published by the U.S. Fish and Wildlife Service in 1997. [download pdf]