Service Description: The hydrographic edges depict the linear boundaries of bodies of water and the centerlines of hydrographic features in and around Fairfax County. This data is used to depict the linear boundaries of hydrographic features for analysis and drawing on maps.
Service ItemId: acea85987fec4ba0bb58da79788eef8e
Has Versioned Data: false
Max Record Count: 2000
Supported query Formats: JSON
Supports applyEdits with GlobalIds: True
Supports Shared Templates: False
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Layers:
Description: Hydrographic line features in and around Fairfax County. The original data in this layer was captured during the 1997 data conversion effort for Fairfax County. After that an update capture was completed in 2014 using stereo models from the 2009 Virginia State imagery. Subsequent to that an update capture was completed in 2022 using stereo models from the 2017 Virginia State imagery. The most recent planimetric update was completed in 2024 using orthoimagery from the 2023 and 2022 Eagleview Orthophotos. This contains outlines and centerlines for streams, rivers, lakes, ponds, swamps, paved ditches, and dams.
Contact: Fairfax County Department of Information Technology GIS Division
Data Accessibility: Publicly Available
Update Frequency: As Needed
Last Revision Date: 3/1/2024
Creation Date: 1/1/1997
Feature Dataset Name: GISMGR.PLANIMETRIC
Layer Name: GISMGR.HYDRO_EDGES
Fairfax County, Virginia; Fairfax County Department of Information Technology GIS Division, Avineon Inc. and Timmons Group (2017 & 2023 Updates), Geodecisions and Plangraphics, Inc (2009 Updates), ASI Technologies (1997)
Spatial Reference: 102100 (3857)
Initial Extent:
XMin: -8642274.16699769
YMin: 4669858.10412825
XMax: -8563392.24243499
YMax: 4725394.4591053
Spatial Reference: 102100 (3857)
Full Extent:
XMin: -8632122.29108214
YMin: 4663813.95515746
XMax: -8573091.27479629
YMax: 4731733.53296557
Spatial Reference: 102100 (3857)
Units: esriMeters
Child Resources:
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Supported Operations:
Query
ConvertFormat
Get Estimates
Create Replica