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GIS Day is November 14th, 2007

November 1, 2007

GIS Day is November 14th, 2007. According to, "on any given day, more than two million people around the world use GIS to improve the way their organizations see [users]. GIS Day provides an international forum for users of geographic information systems (GIS) technology to demonstrate real-world applications that are making a difference in our society."

See for the latest GIS Day news or to register your own GIS Day event (

TOXMAP has improved location data

November 7, 2006

The EPA ( recently released updated and more accurate TRI location data from its Facility Registry System (FRS) ( TOXMAP has incorporated these changes, which correct many TRI location inaccuracies in the FRS. Such corrections will continue to be incorporated into TOXMAP as they become available.

See the TOXMAP FAQ about TRI location accuracy for more information.

Create maps from your web site

October 29, 2004

TOXMAP now lets you create maps from your web site. A simple link takes your user to a custom map in TOXMAP, where they can zoom in and out, pan the map, and get more information about the chemical and area you've selected.

Full instructions are provided in the TOXMAP FAQ entitled "How can I link my site to TOXMAP?". Examples are also included.

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This page is an archive of recent entries in the GIS category.

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