Minnesota Geospatial Image Service: Technical Specifications

MnGeo’s Geospatial Image Service has the following technical specifications. New to Web Map Services? See How to Use a WMS.

Note: For the best user experience, please connect to the image service with up-to-date web browsers. If using the image service in an application please use up-to-date connection protocols (TLS 1.2 and above).
 

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UTM Zone 15 Coordinates

Digital orthophotography and hillshade

• Request URL prefix:
    https://imageserver.gisdata.mn.gov/cgi-bin/wms?
• GetCapabilities request statement:
    https://imageserver.gisdata.mn.gov/cgi-bin/wms?VERSION=1.3.0&SERVICE=WMS&REQUEST=GetCapabilities
• Projection:
    UTM Zone 15 – NAD 83 (EPSG:26915)

Scanned USGS quadrangles (topographic maps), 1949-1994 vintage

• Request URL prefix:
    https://imageserver.gisdata.mn.gov/cgi-bin/wmsz?
• GetCapabilities request statement:
    https://imageserver.gisdata.mn.gov/cgi-bin/wmsz?VERSION=1.3.0&SERVICE=WMS&REQUEST=GetCapabilities
• Projection:
    UTM Zone 15 – NAD 83 (EPSG:26915)
   

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Geographic (Latitude/Longitude), Web Mercator and UTM Zones 14 and 15 Coordinates

Digital orthophotography and hillshade

• Request URL prefix:
    https://imageserver.gisdata.mn.gov/cgi-bin/wmsll?
• GetCapabilities request statement:
    https://imageserver.gisdata.mn.gov/cgi-bin/wmsll?VERSION=1.3.0&SERVICE=WMS&REQUEST=GetCapabilities
• Projection:
    Geographic – WGS84 (EPSG:4326)
    Web Mercator – WGS84 (EPSG:3857)
    UTM Zone 14 – NAD 83 (EPSG:26914)
    UTM Zone 15 – NAD 83 (EPSG:26915)

Scanned USGS quadrangles (topographic maps), 1949-1994 vintage

• Request URL prefix:
    https://imageserver.gisdata.mn.gov/cgi-bin/wmszll?
• GetCapabilities request statement:
    https://imageserver.gisdata.mn.gov/cgi-bin/wmszll?VERSION=1.3.0&SERVICE=WMS&REQUEST=GetCapabilities
• Projection:
    Geographic – WGS84 (EPSG:4326)
    Web Mercator – WGS84 (EPSG:3857)
    UTM Zone 14 – NAD 83 (EPSG:26914)
    UTM Zone 15 – NAD 83 (EPSG:26915)
   

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Format (MIME Type) of Images Returned

• Digital orthophotography:  jpeg
• Scanned USGS quadrangles (DRGs):  png
   

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WMS Compliance

WMS protocol standards are developed by the Open GIS Consortium (OGC).

• Versions supported: 1.1.1; 1.3.0
• Request Types supported: GetMap; GetCapabilities
• Request Types not supported: GetFeatureInfo

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