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250K OnDemand Topo Cartographic Specifications - Version History

By NGP Standards and Specifications

This page highlights version history and details the refinements made to the published 250K Topo Cartographic Specifications. 

Click a version number to jump to the associated history notes:
 1.0  |  2.0 |  2.01 | 
 


2026:

Version 2.01
Published: 2/17/2026

Summary: Completed conversion of remaining cartographic themes to a bullet-list format including Government Units, Hydrography, Land Cover, Structures, and Transportation. 

 

Government Units (Boundaries)
  • Reformatted cartographic specifications to a bullet-list format
Hydrography
  • Reformatted cartographic specifications to a bullet-list format
  • Corrected spelling and format errors for consistency across pages
Land Cover
  • Reformatted cartographic specifications to a bullet-list format
Structures
  • Reformatted cartographic specifications to a bullet-list format
Transportation
  • Reformatted cartographic specifications to a bullet-list format

 

Version 2.0
Published: 2/3/2026

Summary: Refinements to Elevation, Geographic Names, Hydrography, Land Cover, and Transportation cartographic specifications and Map Symbol Guide. 

 

Elevation
  • Reformatted cartographic specifications to a bullet-list format
Geographic Names
  • Reformatted cartographic specifications to a bullet-list format
Hydrography

Removal of NHDLine features including:

  • Flume
  • Levee
  • Nonearthen Shore
  • Waterfall
  • Tunnel
  • Reef

Refinements to NHDArea cartographic specifications including: 

  • Inundation Area
  • Tailings Pond
  • Wash
Land Cover 

Addition of Land Cover class including: 

  • Developed
Transportation

Removal of Road features including:

  • Local Road
  • Local Road Tunnel
  • 4WD
Map Symbol Guide
  • Version 3.0 released
  • Updated symbols for Inundation Area, Tailings Pond and Wash features
  • Removal of Flume, Levee, Nonearthen Shore, Waterfall, Tunnel, Reef, Local Road, Local Road Tunnel and 4WD
Version History
  • New Version History tracking page publicly released for 250K Topo
Data Sources

 

2025:

Version 1.0
Published: 9/30/2025

Summary: Complete set of cartographic specifications for Elevation, Geographic Names, Government Units (Boundaries), Hydrography, Land Cover, Structures, and Transportation published on 9/30/2025 concurrent with product release in topoBuilder, including a Map Symbol Guide. 

 

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