ArcGIS REST Services Directory
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Legend (geophysical/BLM_Natl_PFYC)

PFYC Geologic Map Index Polygons (0)
PFYC Geologic Formation Polygons 577K or closer (1)
PFYC Class 1 PFYC Class 1
PFYC Class 2 PFYC Class 2
PFYC Class 3 PFYC Class 3
PFYC Class 4 PFYC Class 4
PFYC Class 5 PFYC Class 5
Snow or Ice Snow or Ice
Unknown Unknown
Water Water