Who We Are...

The Great Rivers Chapter of the International Erosion Control Association was created to unite individuals interested in issues of Erosion Control, Sediment Control, and Stormwater Management. Our Chapter represents and serves individual, corporate, and government members from Iowa, Nebraska, Kansas and Missouri. GRIECA is a non-profit organization of professionals who realize the benefit of "exchanging" information with others to preserve and improve the quality of our environment.

Whether you're a Contractor, Engineer, Manufacturer, State/Federal or Government Employee, etc., GRIECA will provide you the perfect format for sharing knowledge and information that focuses on economical, effective, and sustainable methods for preventing the pollution of our natural water resources.

  • Local and regional best practices, policies, products and service providers related
    to erosion control, sediment control, and stormwater management
  • Current research, and data on technological advances in the fields of erosion,
    sediment control and post-construction stormwater management
  • Municipal stormwater program management strategies for implementation
  • Peer-to-Peer Education, Training and Networking Opportunities

We invite you to participate, network, and share on Erosion, Sediment Control and Stormwater Management Issues facing the Great Rivers Region. You can also contact chapter leadership at greatrivers@ieca.org for more information.

To become a Great Rivers Chapter Member of IECA, please contact IECA
Headquarters at either www.ieca.org or 1-800-455-4322.

About IECA

En Español

We are the leading association for the stormwater, erosion and sediment control industry. We help professionals develop their skills and further their careers by providing access to unique and relevant content and exclusive member services. Our members represent over 30 countries and 22 fields of professional practice. IECA’s diverse membership supplies a unique network of specialists who are capable of solving a broad range of problems caused by soil erosion and its by-product—sediment.

Become a member


IECA advances the standards of practice and connects the erosion control and stormwater management community.


The global alliance enhancing soil and water resources.

Contact Us
3033 S Parker Rd, Suite 410
Aurora, CO 80014 USA
303-640-7554 | 800-220-3153

Membership has its Benefits

Members of the International Erosion Control Association (IECA) Pacific Northwest Chapter receive an assortment of benefits that enhance their careers and allow them the ability to network with those in the erosion and sediment control industry. Learn more here...