Download VDatum

Prerequisite: Java Runtime Environment (JRE)

*Running VDatum requires that Java Runtime Environment (JRE) 1.8.0 or newer version be installed on the user's computer. Since the big change from Oracle Java-11, please check JRE or JDK version and settings on your local environment before you run VDatum application.

The OpenJDK-11.0.2_Windows-x64 is bundled with this download package. Also you can modify settings to run VDatum application by using your local JRE or JDK

For more information about how to set up Java Home for VDatum app, click on this link
About Java Home

For OpenJDK release information, click on this link:
https://jdk.java.net/archive/

For Oracle Java release information, click on this link:
https://www.oracle.com/technetwork/java/index.html

Download the latest Full Package

	Size (Mb)
Click to download vdatum_all_20230907.zip	3,065

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Customizable Download

Get the software and/or transformation grid dataset below:


I. Software (required)				Size (Mb)
	vdatum_v4.6.1.zip -- supporting: Coordinate Systems transformation between Geographic, UTM, SPC and Geocentric; Horizontal Datums transformation between NAD 27, NAD 83(1986) and NAD 83 (HARN); Ellipsoidal Datums transformation between NAD83_2011, ITRFxx and WGS84; Vertical Datums transformation between NGVD29 and NAVD88 (VERTCON), and between NAVD88 and NAD83 (EGM model is not included).			2,255
II. Dataset
	Horizontal Datums Tranformation between:
		NAD27, NAD83 (1986) and HARN		1.88
	Vertical Datums Transformation between:
		NGVD29 and NAVD88		2.46
		IGLD85 and NAVD88		1.56
		NAD83 and NAVD88
			GEOID12B	92.48
			GEOID12A	92.48
			GEOID09	48.8
			GEOID06 (for Alaska only)	19.4
			GEOID03	52.5
			GEOID99	48.0
			GEOID96	8.1
		EGM
			EGM2008	798.0
			EGM1996	3.1
			EGM1984	1.86
		XGEOID
			XGEOID16b (BETA)	33.1
			XGEOID17b (BETA)	33.1
			XGEOID18b (BETA)	25.3
			XGEOID19b (BETA)	25.3
		Tidal Datums: vdatum_regional_20230907.zip [875 Mb]
			Maine/New Hampshire/Massachusetts - Gulf of Maine, Version 2.3	58.1
			New York/Connecticut/Rhode Island – Outer NY Bight, eastern Long Island Sound, Block Island Sound, Version 4.4	25.3
			New York - The Great South Bay, Version 3.4	15.3
			New Jersey/New York/Connecticut – Northern NJ, NY Harbor, western Long Island Sound, Version 3.4	17.3
			New Jersey - coastal embayment - North, Version 1.2	14.7
			New Jersey - coastal embayment - South, Version 3.2	43.8
			Virginia/Maryland/Delaware/New Jersey - Mid-Atlantic Bight shelf, Version 3.3	39.6
			Delaware - Delaware Bay, Version 3.3	43.9
			Virginia/Maryland - East Chesapeake Bay, Version 1.1	48.15
			Maryland - Northwest Chesapeake Bay, Version 1.1	45.72
			Virginia - Southwest Chesapeake Bay, Version 1.1	45.97
			Virginia/Maryland/Delaware - Coastal embayment, Version 2.3	46.1
			North Carolina - Coastal shelf, Version 1.1	99.5
			North Carolina - Inland waterways and sounds, Version 1.1	9.28
			Georgia/South Carolina/North Carolina - Sapelo Island GA to New River NC, Version 3.1	36.1
			Florida/Georgia - Shelf, Fort Lauderdale FL to Sapelo Island GA, Version 4.1	32.7
			Florida/Georgia - Coastal waterways, Fort Lauderdale FL to Sapelo Island GA, Version 3.1	3.87
			Florida – South Florida, Naples to Fort Lauderdale FL, and Florida Bay, Version 02	17.7
			Florida – South Florida Inland Waterways, Version 01	0.2
			Florida - Anclote Key to Naples, Version 01(TSS Revised: 22Aug2013)	15.1
			Florida - Apalachicola to Anclote Key, Version 01	12
			Florida - St. Joseph Bay and the Gulf of Mexico, Version 03	0.2
			Florida - St. Andrew Bay and the Gulf of Mexico, Version 02	0.36
			Florida - Perdido, Pensacola and Choctawhatchee Bays, Version 02	0.84
			Florida/Alabama - Gulf of Mexico from Mobile Bay to east of Choctawhatchee Bay, Version 02	4.83
			Alabama - Mobile Bay and Perdido Bay, Version 02	0.5
			Louisiana/Mississippi - Eastern Louisiana to Mississippi Sound, Version 02	29
			Louisiana/Texas - western Louisiana to Galveston Bay, Version 01	4.57
			Texas - Lagoons, Galveston Bay to Matagorda Island, Version 01	3.04
			Texas - Shelf, Galveston Bay to Matagorda Island, Version 01	4.32
			Texas - Lagoons, Matagorda Island to US/MX border, Version 01	1.88
			Texas - Shelf, Matagorda Island to US/MX border, Version 01	2.89
			Washington - Coastal, Version 01	0.92
			Washington - Strait of Juan de Fuca Inland, Version 01	2.24
			Washington - Strait of Juan de Fuca, Version 04	20.3
			Washington - Puget Sound, Version 03	9.62
			Washington/Oregon/California - Offshore, Version 01	9.6
			Oregon - Coastal Inland, Version 03	21.6
			Oregon - Coastal, Version 01	13.6
			California -Monterey Bay to Morro Bay, Version 03	21.9
			California/Oregon - Coastal, Version 01	21.9
			California - San Francisco Bay Vicinity, Version 03	21.9
			California - San Francisco Bay Inland, Version 01	21.9
			California - Southern California Inland, Version 01	21.9
			California - Southern California, Version 01	21.9
			Puerto Rico and U.S. Virgin Islands - Islands, Version 02	69.6
			Puerto Rico and U.S. Virgin Islands - Offshore, Version 02	7.1
			Alaska - Southeast, Yakutat to Glacier Bay, Version 01	71.2
			Alaska - Southeast, Glacier Bay to Whale Bay, Version 01	97.1
			Alaska - Southeast, Whale Bay to US/Canada Border, Version 01	48.8
		River Datum
			Columbia River, Version 1.0	6.7