Maps & Spatial Data

Administrative Basins
View a map of administrative basins that coordinate with water management activities.


Interactive Maps
Online maps that allow you to query and display information from the IDWR databases. Many of these online maps allow you to download data or print maps.


Geographic Information Systems (GIS) Data
IDWR images for Remote Sensing Information and GIS Data Downloads.


Mapping Evapotranspiration
A computer model that uses Landsat satellite data to compute and map evapotranspiration What's This?.


National Hydrography Dataset & Watershed Boundary Dataset
A comprehensive set of digital spatial data that contains information about surface water features such as lakes, ponds, streams, rivers, springs and wells.


Water Right & Adjudication Search
Search through Snake River Basin Adjudication (SRBA) claims and other water rights.


Water Supply Bank Lease Search
Identifies water rights leased to the State Water Supply Bank. Results provide general information about the lease.


Well Log Database Search
Search for information about existing wells from the IDWR database, including well size and depth, geology, depth to water, water levels, flow rate, and construction method.

Hardware & Software Architecture:

IDWR's spatial data are managed and served from six Spatial Data Servers. These servers are located in the GeoSpatial Technology Section and are maintained by section personnel. The servers have a combined capacity of nearly 10 terabytes of storage protected in RAID 5.

GIS Staff:

  • IDWR GIS staff is integrated into the Department. The core of the GIS staff is in the Geospatial Technology Section, with the Adjudication Bureau and the Hydrology Section having embedded GIS personnel.