Official Mid-Atlantic Chapter of the IECA.


The Mid-Atlantic Chapter (MAC) of the International Erosion Control Association (IECA) is one of the oldest chapters within the IECA.  The MAC encompasses Pennsylvania, West Virginia, Virginia, New Jersey, Delaware, Maryland and Washington D.C., making it one of the more densely populated chapters within IECA Region 1. The MAC is an integral resource for anyone in the sediment and erosion control, MS4, stormwater management or surface water restoration industry. Follow the link to learn more about what makes the Mid-Atlantic Chapter great!
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26th Annual MAC IECA Conference & Expo


September 17-19, 2019

Frederick, MD




Conference Registration and Event Info

Valuable Resources

The MAC hosts an annual conference, workshops and other events each year in many of it’s member states. These events are a great way to learn as well as network with other industry professionals. Additional education is also offered through IECA’s Annual Conference as well as Regional Chapter Events throughout the year in various geographic locations.  These one day events are great ways to increase our outreach and to educate professionals in the local areas while addressing broader topics as well. The MAC IECA is a great resource to get involved in if you are an active industry professional. Check out some more information on IECA and MAC membership to see if the organization is right for you.


26th Annual Conference & Trade Show

September 17th – 19th, 2018

Clarion Inn Frederick Event Center- Frederick, Maryland




What Can An IECA Membership Do For You?

Members of the International Erosion Control Association (IECA) receive an assortment of benefits that enhance their career and allow them ability to network with those in the erosion and sediment control industry. They have access to our national network of members and the local chapters. IECA offer a variety of memberships and dues rates to meet the needs of any individual or organization. Find out more about Member Benefits.
Join MAC-IECA Today


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Upcoming Events

26th Annual Mid-Atlantic Chapter Conference & Trade Show @ Clarion Inn Frederick Event Center
Sep 17 – Sep 19 all-day

The 26th Annual MAC-IECA Fall conference will be held on September 17 through 19 at the Clarion Inn in Frederick, MD. The conference will kick off with a golf tournament on the 17th, followed up with two days of events including breakout sessions for continuing education, an exhibitor’s hall wherein people will have a chance to catch up on the latest in erosion control and stormwater management products, and excellent networking opportunities for all who are involved in the erosion control industry. College students who are pursuing careers in the erosion control industry are welcome to participate as well so they can learn more about careers in the industry, and meet potential employers.


Clarion Inn Frederick Event Center
5400 Holiday Drive
Frederick, MD 21703

Register Now!

IECA is currently accepting abstracts for the 2019 IECA MAC Regional Conference.

Hot Topics include:

  • Erosion and Sediment Control on Linear Projects
  • Regulatory Updates
  • Design and Construction
  • Sediment and Stormwater Challenges
  • Shoreline Stabilization

Program Development Centered around Linear Projects and their Challenges
Hosted by the Mid-Atlantic Chapter of the International Erosion Control Association (IECA) and IECA – Region One of IECA, the 26th Annual MAC Conference and Trade Show is recognized as a key industry conference in the Mid-Atlantic region. The conference annually draws over 150 attendees. Presentations are 45 minutes in length. Abstracts are due by May 15, 2019.





MAC-IECA 2019 Conference ‘Tom Master Memorial’ Golf Tournament

“Be prepared to use every club in your bag,” said the world-famous architect P.B. Dye after finishing one of Maryland’s finest golf courses. A course so good that P.B. decided to put his name on his masterpiece. Along with every club in the bag, you’ll need to play virtually every shot in the book. It’s vintage P.B. Dye, with a flair for the extravagant. No matter your skill level, you will absolutely be rewarded with a challenging, phenomenal round of golf. The Club at P.B. Dye has been selected by Golf Digest as one of the toughest courses in America and is listed among the 15 best courses in Maryland. With the early fall colors of Sugarloaf Mountain looming as its backdrop , the beautifully crafted and meticulously manicured golf course will capture both your imagination and your competitive spirit.

The course website is

Golf fee is $85 and includes, green fees, cart (brand new with GPS, USB ports & Bose speakers), free range balls, boxed deli buffet lunch with salads and desserts, raffles and prizes for 1st, 2nd, 3rd places and long drive/closest to pin competitions.

Sign up early for the MAC-IECA ‘Tom Master Memorial’ golf tournament to lock in your spot as they are expected to fill up quick. Secure your spot during the REGISTRATION.




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