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
92	9221	Justice, Public Order, and Safety Activities	7
11	1121	Cattle Ranching and Farming	6
00	0000	NAICS Code Unknown	5
61	6111	Elementary and Secondary Schools	4
11	1151	Support Activities for Crop Production	3
81	8131	Religious Organizations	3
71	7115	Independent Artists, Writers, and Performers	2
92	9211	Executive, Legislative, and Other General Government Support	2
42	4241	Wholesale Trade - 42	2
44	4451	Grocery Stores	2
42	4249	Wholesale Trade - 42	2
44	4453	Beer, Wine, and Liquor Stores	2
81	8134	Civic and Social Organizations	1
53	5311	Lessors of Real Estate	1
23	2381	Construction - 23	1
23	2389	Construction - 23	1
45	4533	Used Merchandise Stores	1
54	5419	Other Professional, Scientific, and Technical Services	1
52	5221	Depository Credit Intermediation	1
23	2383	Construction - 23	1
23	2382	Construction - 23	1
56	5616	Investigation and Security Services	1
42	4246	Wholesale Trade - 42	1
56	5614	Business Support Services	1
44	4422	Home Furnishings Stores	1
45	4529	Other General Merchandise Stores	1
81	8131	NAICS Code Unknown	1
42	4238	Wholesale Trade - 42	1
54	5412	Accounting, Tax Preparation, Bookkeeping, and Payroll Services	1
72	7221	Full-Service Restaurants	1
32	3211	Sawmills and Wood Preservation	1
44	4441	Building Material and Supplies Dealers	1