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Presenter: Steven Trinkaus, PE, CPESC, CPSWQ

Seminar Date:

Seminar Location: Online

This seminar is closed or full.


Stormwater Infrastructure Practices
Wednesday, December 19, 2018, 11:00 AM - 1:00 PM CST

   The importance of soils and vegetated land cover

   Preservation of natural features and conservation design

   Placing development on the land most suitable for development

   Reducing impervious cover

   Stream daylighting

Infiltration Management Techniques
Thursday, December 20, 2018, 11:00 AM - 1:00 PM CST


   Dry swales

   Permeable pavement systems

   Impervious area disconnection

   Rainwater harvesting

Webinar Instructions

Each webinar session earns continuing education credit and can be registered for individually. All attendees must log-on through their own email – attendees may not watch together if they wish to earn continuing education credit. HalfMoon Education Inc. must be able to prove attendance if either the attendee or HalfMoon Education Inc. is audited.

Certificates of completion will be provided for each webinar attended and will be sent via email in PDF form about five business days after the conclusion of the series.

Webinars are presented via GoToWebinar, an easy-to-use application that can be run on most systems and tablets. Instructions and login information will be provided in an email sent close to the date of the webinar. It is highly recommended that you download, install and test the application before the webinar begins by clicking on the link in the email.

GoToWebinar App requirements: 
Windows 7 - 10 or Mac OSX 10.9 (Mavericks) - 10.13 (High Sierra)

Web Browser:
The two most recent version of the following browsers:
Google Chrome, Mozilla Firefox, Apple Safari, Microsoft Edge
Internet Explorer v11 (or later) with Flash enabled

Internet connection:
Minimum of 1Mbps Hardware:2GB RAM or more

For more information visit the Support section at www.gotowebinar.com.

Credit Information:

Who Should Attend

  • Architects
  • Engineers
  • Floodplain Managers

     4.0 HSW CE Hours

     4.0 HSW LUs

     4.0 PDHs

Floodplain Managers:
     4.0 ASFPM CECs

Continuing Education Credit Information

These live, interactive webinars are designed to qualify for continuing education credit for professional engineers and architects in all states, except for Florida architects. Please see each webinar listing for the number of available continuing education credits. Course participants need to be aware of any licensing restrictions on online learning to fulfill their continuing education requirements.

HalfMoon Education Inc. is approved as a continuing education provider by the American Institute of Architects (No. J885) and is approved by the International Code Council as a Preferred Provider of continuing education (No. 1232). HalfMoon Education is an approved continuing education sponsor for engineers in Florida, Indiana (License No. CE21700059), Maryland, New Jersey (Approval No. 24GP00000700), New York (NYSED Sponsor No. 35), North Carolina, and North Dakota. HalfMoon Education is deemed an approved continuing education sponsor for New York architects. Other states do not preapprove educators or courses.

The Association of State Floodplain Managers has approved the courses in the Stormwater Management Systems series.

Participation and knowledge retention will be verified for these webinar events, certificates of completion will be provided upon successful completion of the quiz at the end of each webinar, and earned LUs will be reported to the AIA/CES.


Steven Trinkaus, PE, CPESC, CPSWQ

Principal at Trinkaus Engineering, LLC, in Southbury, CT
Mr. Trinkaus is an internationally-recognized expert in the field of low impact development, having presented at many ASCE/EWRI internationalconferences and many other regional conferences and workshops on LID and water quality issues. He was invited to present on LID in Taichung, Taiwan, by the Water Resources Agency in December of 2011. Mr. Trinkaus was also invited to present a poster on LID and sustainable development at the 2012 OCS Convention in Science and Technology in Guangzhou, China. He was invited by Dr. Hyunsuk Shinof Pusan National University to present a workshop on LID in Pusan, South Korea, in June of 2013, and he has become a consultant to the National Smart Green Infra and Low Impact Development Research Group, directed by Dr. Shin. Mr. Trinkaus also presented two papers at the 2012 ASABE Watershed Technology Conference in Bari, Italy, in late May 2012.

Mr. Trinkaus has written LID design manuals for the Towns of Tolland, Plainville, Harwinton and East Granby, Connecticut. He has designed many types of LID treatment systems for a variety of residential and commercial applications. Mr. Trinkaus is chair of the EWRI LID Guidance Document Task Committee and primary author of the Committee’s national guidance document on adopting LID standards, and he is chair ofthe EWRI Filter Strip/Bioswales Task Committee.

Mr. Trinkaus is a licensed professional engineer in Connecticut, and he also holds the CPESC and CPSWQ certifications from Envirocert International. He received a Bachelor of Science degree in Forest Management in 1980 from the University of New Hampshire. He has more than 30 years of experience in the land development field, more than 11 years of experience designing low impact development treatment systems, and six years of experience writing LID regulations and design manuals.

Tuition Costs:

Standard Tuition: $200.00
Online Tuition (pre-registration): $175.00

Each registration includes one copy of a manual prepared by the seminar speakers.