Free Downloads

The Online Watershed Library (OWL) is now the new home for all Center publications. OWL is a searchable, on-line database of research, stormwater and watershed manuals and plans. Visit OWL now!

Finally! All of the Center's resources are available in one place! We hope this makes it easy for you to find what you are looking for. The free download page lists all free downloads of Center materials and is organized by the topics listed below. You can also query the page using the Search Document function.

• Urban Subwatershed Restoration Manual Series

• Urban Watershed Forestry Manual Series

• Wetlands and Watersheds Article Series

• Articles from Watershed Protection Techniques Special Issue on Urban Lake Management

• Articles from The Practice of Watershed Protection

• Stormwater Management Publications

• Better Site Design Publications

• Other Center Publications

• State and Regional Stormwater Manuals

• Watershed Plans

• Factsheets and Outreach Materials

• Audits

• Field Assessment Forms

• Watershed Treatment Model

You must be a registered user to download these materials.  Click here or on the Register link on the upper right-hand portion of this page to sign up – it’s free and will only take a minute. We will not provide your contact information to other organizations for marketing or solicitation purposes (click here for more on our privacy policy). If you are already a registered user, Login with your username and password to download materials. If you'd like to order hard copies of our publications, please visit our Store.

Click here to access free downloads!