GeoMapApp©: Mac Installation

GeoMapApp is a Java desktop application and it must be downloaded to your computer. If you agree to the Terms of Use, download the file GeoMapApp.dmg to your computer by following the steps below.

Displayed Maps, Images, and Data Tables are not to be used for Navigation Purposes.

First, identify which type of chip/processor you have: Intel or Apple silicon M1/M2 (see Which Type of Mac Do I Have?). Second, download the GeoMapApp.dmg file to your computer by clicking the corresponding AGREE button below. Finally, double-click on the GeoMapApp.dmg file to expose which may be dragged to the Applications Folder.

AGREE and DOWNLOAD (for Intel Mac) AGREE and DOWNLOAD (For Apple silicon M1/M2 Mac) View Help

Checksum SHA-1 and MD5 For GeoMapApp.dmg files:

  • Intel Mac SHA-1: bec56bc67082025b1061c115890bbf19f0548758
  • Intel Mac MD5: d4f9aa3716373dce37d304b3861fff52
  • Apple silicon Mac SHA-1: 9e5671623fe1a1b6f32ef8e1f2d046248b358fc5
  • Apple silicon Mac MD5: a8f28cdc13e9bc5102ca1cdaeeae6330
  • Minimum System Requirements:

    We recommend installing the default version of GeoMapApp since it comes bundled with Java 15.

    • GeoMapApp will run on Mac OS X versions Ventura (13), Monterey (12), Big Sur (11), Catalina(10.15), Mojave (10.14), High Sierra (10.13), Sierra (10.12), El Capitan (10.11), Yosemite (10.10), Mavericks (10.9), Mountain Lion (10.8), Lion (10.7)
    • Java 8 (Java may be downloaded from here).
    • 130 MB free disk space (version bundled with Java)
    • 512 MB of memory.
    • An internet connection for access to data.

    GeoMapApp v3.5.0 and higher is now signed with a trusted Apple Developer ID to comply with Apple's Gatekeeper security settings for desktop applications. Read this section of the FAQ for more discussion of Java and Mac OS requirements.

    GeoMapApp v3.6.11 and higher has also been notarized with a trusted Apple Developer ID to comply with Apple's Gatekeeper security settings for desktop applications on Mac OS 10.15 and higher.

    This software is distributed for free and it contains no guarantees or warranties. The software was developed through contributions of NSF and Lamont-Doherty Earth Observatory of Columbia University. None of the developers or supporters of GeoMapApp can be held responsible for problems that may occur from using this software. We are distributing it with the best of intentions, and to our knowledge and based on our testing it contains no known harmful code. All users should read all information associated with the software and agree to the statements issued here.

    Troubleshooting Notes:

    • If you installed GeoMapApp, and dragged it to your Desktop or Applications folder but it does nothing when double-clicked, please check the requirements above. You may need to download a newer version of Java - see this step-by-step guide in our FAQ.
    • If your system meets the minimum requirements but you are still unable to run GeoMapApp, please tell us.