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Name: lookup-tables.md
Size: 10.83 KB
Content Type: text/markdown; charset=utf-8
Last Modified: 18 Jun 2026
Source URL: https://data.source.coop/cboettig/padus/padus-4-1/lookup/README.md/lookup-tables.md
Cloud URI: s3://us-west-2.opendata.source.coop/cboettig/padus/padus-4-1/lookup/README.md/lookup-tables.md

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PAD-US 4.1 Lookup Tables

Non-spatial reference tables from the PAD-US 4.1 geodatabase, providing code definitions and labels for categorical fields in the main datasets.

Location: s3://public-padus/padus-4-1/lookup/*.parquet

Public URL: https://s3-west.nrp-nautilus.io/public-padus/padus-4-1/lookup/

Access

All lookup tables are publicly accessible as Parquet files:

Tables

Public_Access (4 rows)

Defines public access restrictions for protected areas.

Code	Description
OA	Open Access
RA	Restricted Access
UK	Unknown
XA	Closed

Referenced by: Pub_Access field in main datasets

Category (7 rows)

Primary classification category for protected areas.

Code	Description
Designation	Designation
Easement	Easement
Fee	Fee
Marine	Marine Area
Other	Other
Proclamation	Approved, Proclamation or Extent Boundary
Unknown	Unknown

Referenced by: Category field in main datasets

Designation_Type (63 rows)

Detailed designation classifications for federal, state, local, and private lands.

Show all 63 designation types

Code	Description
ACC	Access Area
ACEC	Area of Critical Environmental Concern
AGRE	Agricultural Easement
CONE	Conservation Easement
FACY	Facility
FORE	Forest Stewardship Easement
FOTH	Federal Other or Unknown
HCA	Historic or Cultural Area
HCAE	Historic or Cultural Easement
IRA	Inventoried Roadless Area
LCA	Local Conservation Area
LHCA	Local Historic or Cultural Area
LOTH	Local Other or Unknown
LP	Local Park

Referenced by: Desig_Type field in main datasets

GAP_Status (4 rows)

GAP Analysis Program biodiversity management status codes.

Code	Description
1	managed for biodiversity - disturbance events proceed or are mimicked
2	managed for biodiversity - disturbance events suppressed
3	managed for multiple uses - subject to extractive (e.g. mining or logging) or OHV use
4	no known mandate for biodiversity protection

Referenced by: GAP_Sts field in main datasets

IUCN_Category (10 rows)

International Union for Conservation of Nature protected area categories.

Code	Description
Ia	Strict nature reserves
Ib	Wilderness areas
II	National park
III	Natural monument or feature
IV	Habitat / species management
V	Protected landscape / seascape
VI	Protected area with sustainable use of natural resources
N/R	Not Reported
Unassigned	Unassigned
Other Conservation Area	Other Conservation Area

Referenced by: IUCN_Cat field in main datasets

Reference: IUCN Protected Area Categories

Agency_Name (44 rows)

Specific managing agency names for protected areas.

Show all 44 agencies

Code	Description	Old_Code
ARS	Agricultural Research Service	0155
AS	American Samoa Government	1002
BIA	Bureau of Indian Affairs	0160
BLM	Bureau of Land Management	0110
BOEM	Bureau of Ocean Energy Management	0115
BPA	Bonneville Power Administration
CITY	City Land	0510
CNTY	County Land	0520
DESG	Designation
DOD	Department of Defense	0135
DOE

Referenced by: Mang_Name field in main datasets

Agency_Type (11 rows)

Broad agency type classifications.

Code	Description
DESG	Designation
DIST	Regional Agency Special District
FED	Federal
JNT	Joint
LOC	Local Government
NGO	Non-Governmental Organization
PVT	Private
STAT	State
TERR	Territorial
TRIB	American Indian Lands
UNK	Unknown

Referenced by: Mang_Type field in main datasets

State_Name (61 rows)

US states, territories, and associated jurisdictions.

Show all 61 states/territories

Code	Name	FIPS Code
AK	Alaska	02
AL	Alabama	01
AR	Arkansas	05
AS	American Samoa	60
AZ	Arizona	04
CA	California	06
CO	Colorado	08
CT	Connecticut	09
DC	District of Columbia	11
DE	Delaware	10
FL	Florida

Referenced by: State_Nm field in main datasets

Usage Example

Join lookup tables with main dataset for human-readable labels:

File Details

Table	Rows	Size	Columns
Public_Access	4	384 B	Code, Dom
Category	7	575 B	Code, Dom
Designation_Type	63	1,230 B	Code, Dom
GAP_Status	4	704 B	Code, Dom
IUCN_Category	10	722 B	CODE, DOM
Agency_Name	44	1,330 B	Code, Dom, Old_Code
Agency_Type	11	564 B	Code, Dom
State_Name	61	1,203 B	Code, Dom, St_FIPS

Total: 204 rows across 8 tables

Citation

U.S. Geological Survey (USGS) Gap Analysis Project (GAP). 2024. Protected Areas Database of the United States (PAD-US) 4.1: U.S. Geological Survey data release, https://doi.org/10.5066/P96WBCHS.