WVDEP currently runs ArcGIS Enterprise 11.5 All traffic now uses https protocol only.
The rest interface for most services is https://tagis.dep.wv.gov/arcgis/rest/services
WVDEP enterprise GIS services are mostly located under the WVDEP_enterprise folder
Image services for statewide lidar data is available in the elevation folder
Users with a valid account can login to portal here: https://tagis.dep.wv.gov/portal