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	9211	Executive, Legislative, and Other General Government Support	27
00	0000	NAICS Code Unknown	10
61	6111	Elementary and Secondary Schools	8
92	9221	Justice, Public Order, and Safety Activities	7
81	8131	Religious Organizations	6
44	4451	Grocery Stores	5
72	7221	Full-Service Restaurants	4
42	4244	Wholesale Trade - 42	4
23	2383	Construction - 23	3
22	2213	Water, Sewage and Other Systems	3
53	5311	Lessors of Real Estate	3
44	4411	Automobile Dealers	3
81	8113	Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair	3
44	4413	Automotive Parts, Accessories, and Tire Stores	2
56	5622	Waste Treatment and Disposal	2
52	5221	Depository Credit Intermediation	2
81	8121	Personal Care Services	2
52	5241	Insurance Carriers	2
23	2389	Construction - 23	2
62	6241	Individual and Family Services	2
54	5416	Management, Scientific, and Technical Consulting Services	1
44	4412	Other Motor Vehicle Dealers	1
48	4841	General Freight Trucking	1
81	8123	Drycleaning and Laundry Services	1
61	6113	Colleges, Universities, and Professional Schools	1
45	4511	Sporting Goods, Hobby, and Musical Instrument Stores	1
45	4533	Used Merchandise Stores	1
42	4249	Wholesale Trade - 42	1
61	6116	Other Schools and Instruction	1
45	4529	Other General Merchandise Stores	1
81	8133	Social Advocacy Organizations	1
42	4234	Wholesale Trade - 42	1
23	2382	Construction - 23	1
62	6216	Home Health Care Services	1
54	5412	Accounting, Tax Preparation, Bookkeeping, and Payroll Services	1
44	4461	Health and Personal Care Stores	1
44	4421	Furniture Stores	1
51	5191	Information, Entertainment - 51	1
54	5414	Specialized Design Services	1
22	2211	Electric Power Generation, Transmission and Distribution	1
23	2362	Construction - 23	1
44	4452	Specialty Food Stores	1
81	8111	Automotive Repair and Maintenance	1
45	4539	Other Miscellaneous Store Retailers	1
49	4931	Warehousing and Storage	1