[EN] Contains five compressed folders (.zip): one with shapefiles (.shp; requires a specific Geographic Information System GIS software) and four data tables in plain text (.csv). One PDF file explain
The creation of this coverage was supported in part with a grant from the United States Environmental Protection Agency. The purpose of this coverage is to delineate drainage areas which can be used
Ohio Department of Natural Resources Open Data2025-10-30 更新10
These data were released prior to the October 1, 2016 effective date for the USGS’s policy dictating the review, approval, and release of scientific data as referenced in USGS Survey Manual Chapter 50
The TIGER/Line shapefiles and related database files (.dbf) are an extract of selected geographic and cartographic information from the U.S. Census Bureau's Master...
