Arkansas Watershed Information System

Land Cover Statistics

Land Use/Land Cover statistics from 1999, 2004 and 2006 are derived from datasets provided by the Center for Advanced Spatial Technologies (publication dates June 2001, October 2005, and March 2007). The LULC datasets are based on 28.5 meter resolution Landsat imagery provided by the United States Geological Survey.

Population and Population Density Change

Population and Population Density Change data derived from 1990 and 2000 TIGER/Line files and Summary Tape File 1 data provided by the United States Census Bureau. Population data were summarized at the Census Block level.

Population Change Comparison by Watershed

Population Change data derived from 1990 and 2000 TIGER/Line files and Summary Tape File 1 data provided by the United States Census Bureau. Population data were summarized at the Census Block level.

Density Change Comparison by Watershed

Population Density Change data derived from 1990 and 2000 TIGER/Line files and Summary Tape File 1 data provided by the United States Census Bureau. Population data were summarized at the Census Block level.

Roads by Type

Detailed highway and road statistics derived from data provided by the Arkansas State Highway and Transportation Department (publication date August 2006).

Surface Water Areas and Lengths in Miles

Stream and waterbody statistics dervied from data provided by the United States Geological Survey, National Hydrography Dataset (publication date 1999).

Watershed Elevation in Feet

Elevation information derived from data provided by the United States Geological Survey, National Elevation Dataset (30 meter resoltuion, publication date 2001).

Businesses by Category

Aggregated business data derived from the InfoBase® List data product provided by Acxiom® Corporation (snapshot date 2006).

NAICS 2 Digit	NAICS 4 Digit	Description	Structures
00	0000	NAICS Code Unknown	8
81	8131	Religious Organizations	7
92	9211	Executive, Legislative, and Other General Government Support	5
71	7121	Museums, Historical Sites, and Similar Institutions	2
72	7212	RV (Recreational Vehicle) Parks and Recreational Camps	2
11	1123	Poultry and Egg Production	2
44	4412	Other Motor Vehicle Dealers	2
61	6111	Elementary and Secondary Schools	2
31	3121	Beverage Manufacturing	2
92	9221	Justice, Public Order, and Safety Activities	2
44	4411	Automobile Dealers	2
56	5614	Business Support Services	1
61	6116	Other Schools and Instruction	1
23	2361	Construction - 23	1
42	4234	Wholesale Trade - 42	1
45	4539	Other Miscellaneous Store Retailers	1
44	4451	Grocery Stores	1
81	8113	Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair	1
45	4511	Sporting Goods, Hobby, and Musical Instrument Stores	1
44	4421	Furniture Stores	1
23	2373	Construction - 23	1
11	1133	Logging	1
31	3118	Bakeries and Tortilla Manufacturing	1
62	6241	Individual and Family Services	1
42	4233	Wholesale Trade - 42	1
44	4441	Building Material and Supplies Dealers	1