National Transportation Dataset - Data Dictionary - Trans_AirportPoint

General Feature Class Attributes

Trans_AirportPoint

Field name

faa_airport_code

• Description: Federal Aviation Administration airport code
• Definition: A 3, 4, or 5 character code assigned by the Federal Aviation Administration used to uniquely identify the name and location of an airport. 
• Alias: FAA_Airport_Code
• Type: String
• Usage: Not applicable
• Nullable: True
• Precision: 0
• Scale: 0
• Length: 6
• Domain: Not applicable
• Default Value: Not applicable
• Editable: True
• Required: False
• Format: May be a null value. Uppercase, alphanumeric code with 3, 4 or 5 characters. 
• Example: PDX

fcode

• Description: Feature code
• Definition: Numeric value that encodes a set of characteristics for a type of feature. This five-digit code has two parts: the first three digits encode the feature type (FType); the last two digits encode values for a unique set of characteristics associated with the feature type. The set of characteristics may be single valued or multi-valued.
• Alias: FCode
• Type: Long Integer
• Usage: Not applicable
• Nullable: True
• Precision: 0
• Scale: 0
• Length: 4
• Domain: Not applicable
• Default Value: 20000
• Editable: True
• Required: False
• Format: May be a null value. Five-digit numeric code. 
• Example: 20000

ftype

• Description: Feature type
• Definition: Numeric value that encodes a type of feature, represented as a three-digit code. For further refinement of the feature type classification, see FCode.
• Alias: FType
• Type: Long Integer
• Usage: Subtype
• Nullable: True
• Precision: 0
• Scale: 0
• Length: 4
• Domain: Not applicable
• Default Value: 200
• Editable: True
• Required: False
• Format: May be a null value. Three-digit numeric code. 
• Example: 200

globalid

• Description: Global identification
• Definition: A unique, system-managed identifier (a 128-bit UUID/GUID) automatically assigned to each feature or table row in ArcGIS Pro.
• Alias: GLOBALID
• Type: Global ID
• Usage: Index
• Nullable: False
• Precision: 0
• Scale: 0
• Length: 38
• Domain: Not applicable
• Default Value: Not applicable
• Editable: False
• Required: True
• Format: A 38-character, upper case alphanumeric text string with hyphens contained within curly brackets.
• Example: {E10E3DE7-51BC-4CES-8ABE-A68B63416BA3}

gnis_id

• Description: Geographic Names Information System identification
• Definition: A permanent, unique number assigned by the Geographic Names Information System (GNIS) to a geographic feature name for the sole purpose of uniquely identifying that name application as a record in any information system database, dataset, file, or document.
• Alias: GNIS_ID
• Type: String
• Usage: Index
• Nullable: True
• Precision: 0
• Scale: 0
• Length: 10
• Domain: Not applicable
• Default Value: Not applicable
• Editable: True
• Required: False
• Format: May be a null value. For other named features, value will be a string of numbers up to seven digits. 
• Example: 1193928

loaddate

• Description: Load date
• Definition: A timestamp indicating when the feature or event was last loaded to the database, which may indicate the approximate time the feature or event was last edited or reviewed. 
• Alias: LoadDate
• Type: Date
• Usage: Not applicable
• Nullable: True
• Precision: 0
• Scale: 0
• Length: 8
• Domain: Not applicable
• Default Value: Not applicable
• Editable: True
• Required: False
• Format: May be a null value. Month, day, year and time displayed as MM/DD/YYY HH:MM:SS with an AM or PM time qualifier. 
• Example: 6/17/2026 10:15:11 AM

name

• Description: Name
• Definition: The official name of the feature or runway identification. 
• Alias: Name
• Type: String
• Usage: Not applicable
• Nullable: True
• Precision: 0
• Scale: 0
• Length: 100
• Domain: Not applicable
• Default Value: Not applicable
• Editable: True
• Required: False
• Format: May be a null value. Alphanumeric value with the official name of the feature or other identification up to 100 characters. 
• Example: Ugashik Airport

objectid

• Description: Object identification
• Definition: Internal feature or event number. 
• Alias: OBJECTID
• Type: Object ID
• Usage: Index
• Nullable: False
• Precision: 0
• Scale: 0
• Length: 4
• Domain: Not applicable
• Default Value: Not applicable
• Editable: False
• Required: True
• Format: Unique, numeric code with six characters.
• Example: 118679

ownership

• Description: Ownership
• Definition: A designation of whether the feature is classified as a civil or military asset. 
• Alias: Ownership
• Type: Long Integer
• Usage: Not applicable
• Nullable: True
• Precision: 0
• Scale: 0
• Length: 4
• Domain: Ownership Domain
• Default Value: Not applicable
• Editable: True
• Required: False
• Format: May be a null value. Numeric code with one character. 
• Example: 1

ownertype

• Description: Ownership type
• Definition: A designation of whether the feature is owned by a private or public entity. Designation may also be unknown. 
• Alias: OwnerType
• Type: Long Integer
• Usage: Not applicable
• Nullable: True
• Precision: 0
• Scale: 0
• Length: 4
• Domain: OwnerType Domain
• Default Value: Not applicable
• Editable: True
• Required: False
• Format: May be a null value. Numeric code with one character. 
• Example: 2

permanent_identifier

• Description: Permanent identifier
• Definition: A 40-character globally unique ID (GUID) value that uniquely identifies the occurrence of each feature or event in The National Map. 
• Alias: Permanent_Identifier
• Type: String
• Usage: Index
• Nullable: True
• Precision: 0
• Scale: 0
• Length: 40
• Domain: Not applicable
• Default Value: Not applicable
• Editable: True
• Required: False
• Format: May be a null value. Generally a 38-character, lower case, alphanumeric text string with hyphens. Some values may include curly brackets increasing number of characters to 40.
• Example: {ec118078-da26-484f-8d6c-43b5724803ec}

shape

• Description: Shape
• Definition: Feature geometry.
• Alias: Shape
• Type: Geometry
• Usage: Index
• Nullable: True
• Precision: 0
• Scale: 0
• Length: 0
• Domain: Not applicable
• Default Value: Not applicable
• Editable: True
• Required: True
• Format: May be a null value. Generally a text string describing the geometry of the feature. 
• Example: Point

source_datadesc

• Description: Data description source
• Definition: Brief narrative of the source dataset. 
• Alias: Source_DataDesc
• Type: String
• Usage: Not applicable
• Nullable: True
• Precision: 0
• Scale: 0
• Length: 100
• Domain: Not applicable
• Default Value: Not applicable
• Editable: True
• Required: False
• Format: May be a null value. Text string up to 100 characters describing the data description source. 
• Example: Public and Private Airports, Heliports, and Seaplane Bases

source_datasetid

• Description: Dataset identification source
• Definition: Unique permanent ID value which uniquely identifies a source dataset used in The National Map. 
• Alias: Source_DatasetID
• Type: String
• Usage: Not applicable
• Nullable: True
• Precision: 0
• Scale: 0
• Length: 40
• Domain: Not applicable
• Default Value: Not applicable
• Editable: True
• Required: False
• Format: May be a null value. Generally a 40-character, uppercase, alphanumeric text string with hyphens within curly brackets. 
• Example: {463560AE-F8C0-4BB0-8C49-27D14A2953C7}

source_featureid

• Description: Feature identification source
• Definition: Identifier of the feature or event used in the source dataset. 
• Alias: Source_FeatureID
• Type: String
• Usage: Not applicable
• Nullable: True
• Precision: 0
• Scale: 0
• Length: 40
• Domain: Not applicable
• Default Value: Not applicable
• Editable: True
• Required: False
• Format: May be a null value. Alphanumeric code up to 40 characters. For this attribute, the value is generally null.
• Example: <Null>

source_originator

• Description: Originator source
• Definition: Name of the organization or individual that developed the source dataset. 
• Alias: Source_Originator
• Type: String
• Usage: Not applicable
• Nullable: True
• Precision: 0
• Scale: 0
• Length: 130
• Domain: Not applicable
• Default Value: Not applicable
• Editable: True
• Required: False
• Format: May be a null value. Text string up to 130 characters describing the data description source. 
• Example: Federal Aviation Administration

Subtype (of FType)

Subtype Code

200

• Subtype Description: Airport
• Definition: An area used for the arrival, departure, and surface movement of aircraft. Includes associated buildings, installations, facilities, and rights-of-way. 
  • Field Name: FCode
  • Default Value: 20000
  • Domain Name:  LandingFacility FCode

201

• Subtype Description: Runway
• Definition: A defined rectangular area on a land airport prepared for the landing and takeoff run of aircraft along its length. 
  • Field Name: FCode
  • Default Value: 20100
  • Domain Name: AirportRunway FCode