Data API

Navigation Data Center Links

Freight & Aviation

Data Steward
DVRPC GIS

Update Frequency
as needed

Metadata Last Modified
August 28, 2025

Dataset Type
Geospatial

Source
United States Army Corps of Engineers (USACE)

Organization Type

Federal Government

Use Limitations
Unrestricted: can be shared internally and externally without data sharing agreement

License
No License Provided

Based on the NDC waterway link model. Limited to DVRPC facilities and modified to reflect local conditions.

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Data Dictionary

Column	Type	Label	Description
objectid	OID	OBJECTID	Internal feature number.
shape	Geometry	Shape	Feature geometry.
pff_id	String	pff_id
ndc_id	Double	ndc_id
length	Double	LENGTH
dir	SmallInteger	DIR
link	Double	LINK
st_length(shape)	Double	st_length(shape)