1950=Madison IL, 2052=St. Clair IL, 2170=Randolph IL, 2264=Perry MO
USGS Quad Boundaries:
1. Projected from NAD27 to NAD83.
2. Converted to DLG-3 using the arcdlg command. Quad name information
was lost in this step. Names are available on request.
Metadata_Date: 11/93
Mississippi River UTM zone 16
Data_Set_Identity: 1993 Midwest Flooding Emergency Management Data--Mississippi River
Theme_Keywords: Roads, Rail, Hydrography, County Boundaries, Inundation
Data_Set_Description: This data set includes the roads, hydrography, railways, county bound-
aries and 1:24000 USGS 7.5 min quad boundaries along the Mississippi River in UTM Zone
16 (from Ste. Genevieve, MO to Cairo, IL).
Data_Structure: Vector
Data_Set_Extent: See county and state list below (in Data_Set_History)
Grid_Coordinate_System: Universal Transverse Mercator
UTM_Zone_Number: 16
Horizontal_Datum: NAD83
Ellipsoid: GRS80
Coordinate_Precision: Single
Transfer_Format: DLG-3 Optional
Contact_Organization: USACE Remote Sensing/GIS Center
Contact_Person: Dr. Joyce Nagle, Civil Engineer
Contact_Mailing_Address: 72 Lyme Road, Hanover, NH 03755-1290
Contact_Telephone: (603)646-4100
Contact_Email: nagle@crrel41.crrel.usace.army.mil
Custodial_Liability: Custodian does not assume liability
Roads, Hydrography, and Rail Source Information:
Source_Name: USGS DLG-3, obtained as ARC/INFO coverages from Frank D'Erchia at U.S.
Fish & Wildlife Service Environmental Management Technical Center (EMTC), Onalaska,
WI
Bibliographic_Reference: Digital Line Graphs from 1:100,000-Scale Maps, Data
Users Guide 2; 1989; United States Dept. of the Interior, US Geological
Survey; Reston, VA
Source_Scale: 100000
Creator_Of_Source: U.S. Geological Survey, National Mapping Division
County Boundary Source Information:
Source_Name: Unknown
Bibliographic_Reference: None
Source_Scale: 2,000,000
USGS Quad Boundary Source Information:
Source_name: Unknown
Bibliographic_Reference: None
Source_Scale: 24,000
Data_Set_History:
Roads, Hydrography, Railways:
1. Imported by quad, appended and edgematched to obtain final coverage (performed at
EMTC).
2. Projected from NAD27 to NAD83.
3. Converted to DLG-3 using the `arcdlg' command. Just prior to conversion, items of type
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