Clean Water Services provides this 261page Planning & Design Manual to cover every facet of Erosion and Sediment Control

Erosion & Sediment Control: Navigating NPDES Regulations - A 2015 Report from Forester Media

Regional Non-Profit Craft3 offers state-approved low cost loans for replacing failing septic systems. For more information, read their brochure here.


It's no substitute for an EMS site evaluation, but this 2016 Dept of Geology and Mineral Industries map shows landslide susceptibility across the whole state of Oregon.

Learn how to protect your Home with the Homeowners Guide to Landslides - Oregon & Washington

If you own a septic system and live within the Clackamas River Watershed, CRWP has two money saving programs that can help you with inspection and repair costs!

Choosing Septic Safe trees for your property!

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DEQ Application for Onsite Sewage Treatment System (2017)

This reprint of a brief fact sheet on Landscaping Near Septic Systems from the University of Minnesota has some good tips for Oregon & Washington homeowners too!

Environmental Management Systems, Inc.

Download our handy guidelines for keeping your onsite septic system healthy and happy!

Do You have a Wetland on Your Property?  Use our helpful checklist to find out!

Geoflow Wastewater Subsurface Dripfield (GWSD) - an EMS Primer on this exciting new technology!

Milwaukie OR:  503-353-9691

Washington:  360-735-1109

Helpful Tsunami Info for Oregon boat owners

DEQ provides this brief explanation of what an "ATT" wastewater treatment system is and what's involved in owning one

How the ground itself can effect your property development plans:

Check the Soils before you Buy (2015)