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FEMA Zone X Shaded Subzones

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This metadata information is subject to our disclaimer. Metadata information presented here is maintained manually. Therefore, date-sensitive fields such as date of last update may not be up-to-date. All metadata is subject to errors inherent in a manual process.

Descriptive nameFEMA Zone X Shaded Subzones
File namefp_zonex
Spatial domainPima County
AbstractFP_ZONEX shows areas of shallow 100-year floodplain (ZONE X - SHADED) with identified subclassifications for areas within unincorporated Pima County. Areas in this layer should have identical exterior boundaries to the area of ZONE X - SHADED polygons in the fp_dfirm layer.
Known errors/qualificationsBased on fp_dirm which is a composite of FEMA Maps with different scales and years.

Coverage format users must filter out interior island polygons create by coversion to coverage format, typically using xsubclss <> ""

12/2013: While this layer is maintained as a Shapefile, the coverage format is still required for certain nightly processing. See Steve Whitney. - FEMA floodplain data extraction process
Feature typepolygon
Feature count 579
Thumbnail Map fp_zonex.pdf PDF file format   (619,350 bytes, PDF created 08/21/2023 )
ProjectionNAD83 HPGN (Parameters)
Field/value metadata Field metadata
Source organizationPCRFCD
Source contactKenneth Maits
Source document or file name
Source date20070521
Source scale
Source formatShape
Date of last data update
(This date may not be current.)
Last data update byMary Beth Clark
Date/time last touched - Meaning? 2023-08-20  05:34 PM - Enterprise GDB - Library input format
  2023-08-20  06:49 PM - Shapefile
  See coverage files, if any, for date.
LineagePolygons were created by selecting shallow 100 year floodplain from fp_dfirm and erasing areas identified as being outside RFCD jurisdiction by limjuris.
On maintenance?Yes
Maintenance organization
Maintenance frequencyVaries
Maintenance descriptionGIS ITD will update the data in the geodatabase based on revisions to the fp_dfirm data layer.
Original conversion byKenneth Maits
Pima County ITD GIS contactMary Beth Clark
Alternate Pima County ITD GIS contacte-mail address
On  Pima County Geospatial Data Portal? Yes

See Metadata Field Descriptions.
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