For more information concerning this data layer, please consider the following resources:
"Data Users Guide 1"--This is a guide that accompanies the DIGITAL LINE GRAPHS produced from 1:24,000-scale maps by the United States Geologicial Survey.
It is available on the internet at the following address:
<ftp://mapping.usgs.gov/pub/ti/DLG/24kdlgguide/dugdlg24.txt>
Scale is an important factor in data usage. Certain scale data sets are not suitable for some projects, analysis, or modeling purposes. Please be sure you are using the best available data.
1:24000 scale data sets are recommended for projects that are at the county level. 1:24000 data should NOT be used for high accuracy base mapping such as property parcel boundaries.
1:100000 scale data sets are recommended for projects that are at the multi-county or regional level. 1:250000 scale data sets are recommended for projects that are at the regional or state level or larger.
This dataset covers the following counties: Alachua, Baker, Brevard, Broward, Charlotte, Citrus, Collier, Columbia, Dade, Desoto, Escambia, Hardee, Levy, Manatee, Marion, Monroe, Nassau, Orange, Palm Beach, Putnam, Santa Rosa, Sarasota, Seminole, and Volusia.