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Welcome to the official web site for Environmental Simulations, Inc. (ESI) located in eastern Pennsylvania, USA. ESI specializes in software, consulting, and training for groundwater modeling.

Software - GV8 and AQ6:

We are happy to announce the release of Groundwater Vistas Version 8 on September 1, 2020! There are many new features and new model versions. Please click here to get a summary of new features and prices. AquiferWin32 version 6 will also be released at that time. Click here for a summary of new features.

Free Webinar:

What's New in Groundwater Vistas Version 8 will be presented on January 19, 2022 at 11 am and 8 pm Eastern time in the USA. Each session will be the same and last for about 1 hour. To sign up, click here for the 11 am session and here for the 8 pm session

Webinars:

Introduction to Groundwater Flow and Transport Modeling.

May 3 to 13, 2021
Exact dates and times, course agenda, costs, and other information is available here.

Calibrating Groundwater Models with PEST and Groundwater Vistas
September 20 to 30, 2021
Exact dates and times, course agenda, costs, and other information is available here

Using MODFLOW-USG (Unstructured Grids) and MODFLOW 6 in Groundwater Vistas

July 12 to 22, 2021
Exact dates and times, course agenda, costs, and other information is available here

Transport Modeling with MT3DMS, MODFLOW-USG, and SEAWAT.

November 8 to 18, 2021
Exact dates and times, course agenda, costs, and other information is available here.

Introduction to FORTRAN Programming for Groundwater Modelers.

December 6 to 16, 2021
Exact dates and times, course agenda, costs, and other information is available here.

Please feel free to contact us at:

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