The French translation of this page is under development.

The Coordinating Committee will be conducting extensive outreach as part of the IGLD (2020) update. To facilitate these efforts, a suite of downloadable resources will be generated over the next five years. These materials are free for public use, please search the content shown below and share these materials within your network! Check back periodically for new resources and/or subscribe to our IGLD (2020) Update Newsletter here for event announcements, project reports, and more.

Upcoming Webinars

Designed to engage audiences with presentations and discussions from leading scientists, IGLD webinars focus on methodologies, expected impacts, and ways to prepare for the new datum.

July 15, 2021 from 2:00 – 3:30 PM EDT

Vertical Datums: An Overview and Planned Updates

Host: NOAA’s National Geodetic Survey

Speakers: Terese Herron (DFO CHS), Laura Rear McLaughlin (NOAA CO-OPS), Jacob Heck (NOAA NGS), Michael Michalski (NOAA CO-OPS)

Register here

Recent & Upcoming Conferences

Leading up to the rollout of IGLD (2020) in 2025, IGLD will also be presented at several conferences, meetings, seminars, and summits. If you are attending any of the following events, please join us at our session/presentation!

May 17-21, 2021

IAGLR’s 64th Annual Conference on Great Lakes Research

Presentation: Lake Surface Topography from Water Gauging, GNSS Observations and Gravimetric Geopotential Models

Host: International Association for Great Lakes Research

Speakers: Dan Roman (NOAA), Marc Véronneau (CGS), John Crowley (NRCAN)

Event Website

June 20-25, 2021

International Federation of Surveyors (FIG) Working Week 2021 – virtual

Presentation: Updating the International Great Lakes Datum: Enabling the Integration of Water and Land Management in the Great Lakes Region

Host: International Federation of Surveyors (FIG)

Speakers: Jacob Heck (NOAA), Dr. Michael Craymer (CGS)

Event website

September 29 – October 1, 2021

Lakebed 2030 Conference – virtual

Host: Northwestern Michigan College, the Marine Center

Speakers: TBD

Call for Proposals

Technical Reports & Analyses

Regular IGLD (2020) reports will also be issued and posted on this web-page as work progresses on this significant multi-year, multi-agency, multi-national effort.