An online mapping tool designed to identify impacts to wetlands and potential hazards associated with surrounding development.

This application is for information purposes and may not be suitable for legal, engineering, or surveying purposes. Mapping may not reflect on the ground conditions. HARC makes no claims as to the accuracy or reliability of the data, and neither assumes, nor accepts liability for use. Use or reproduction of these data without acknowledging HARC as the source is prohibited. The application is based upon the work supported by the Texas General Land Office agreement number 13-079-000-7102 under a grant from the National Oceanic and Atmospheric Administration. The information or views expressed in this application are those of the authors and do not necessarily reflect the views of NOAA or any of its subagencies.

  • 1. Navigate to the Area of Interest using the search below or manually on the map.
  • 2. Click on the button below to draw the project boundary.

  • 3. To modify the area click on the area, select an edge point, and move the point to reshape the area.
  • 4. Once the area has been set, click on the Run button to view the wetland information about your area.

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For questions about permits and permitting procedures, contact the GLO Permit Service Center.