USGS 7.5 Minute Topo Maps, Rhode Island Quadrangles
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Metadata:
- Identification_Information:
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- Citation:
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- Citation_Information:
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- Originator:
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U.S. Department of the Interior, United States Geological Survey (USGS)
- Publication_Date: 2015
- Title: USGS 7.5 Minute Topo Maps, Rhode Island Quadrangles
- Edition: 2015
- Geospatial_Data_Presentation_Form: raster data
- Publication_Information:
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- Publication_Place: USA
- Publisher: United States Geological Survey (USGS)
- Other_Citation_Details:
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Suggested bibliographic reference: RIGIS, 2015. Rhode Island Topographic Maps. Rhode Island Geographic Information System (RIGIS) Data Distribution System, URL: <http://www.edc.uri.edu/rigis>, Environmental Data Center, University of Rhode Island, Kingston, Rhode Island (last date accessed: 1 October 2015).
- Online_Linkage: <http://www.rigis.org>
- Online_Linkage: <http://viewer.nationalmap.gov/viewer/>
- Larger_Work_Citation:
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- Citation_Information:
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- Originator: Rhode Island Geographic Information System (RIGIS)
- Publication_Date: 1993
- Title:
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Rhode Island Geographic Information System (RIGIS) Data Distribution System
- Online_Linkage: <http://www.rigis.org>
- Description:
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- Abstract:
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A complete collection of topographic maps of all Rhode Island towns compiled by the USGS in the spring to summer 2015. These images were converted from GeoPDF into two GeoTIFF formats (GeoTIFF topographic maps with a collar containing scale and other information, and collarless GeoTIFF topographic maps) by the University of Rhode Island Environmental Data Center.
- Purpose:
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These topographic maps were completed by the USGS to update base map data for the state of Rhode Island.
- Time_Period_of_Content:
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- Time_Period_Information:
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- Multiple_Dates/Times:
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- Single_Date/Time:
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- Calendar_Date: 20150515
- Calendar_Date: 20150520
- Calendar_Date: 20150630
- Calendar_Date: 20150707
- Calendar_Date: 20150708
- Calendar_Date: 20150709
- Calendar_Date: 20150715
- Currentness_Reference: ground condition
- Status:
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- Progress: Complete
- Maintenance_and_Update_Frequency: As necessary
- Spatial_Domain:
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- Bounding_Coordinates:
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- West_Bounding_Coordinate: -72.006328
- East_Bounding_Coordinate: -70.994403
- North_Bounding_Coordinate: 42.125703
- South_Bounding_Coordinate: 41.124019
- Keywords:
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- Theme:
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- Theme_Keyword_Thesaurus: ISO 19115 Topic Category
- Theme_Keyword: imageryBaseMapsEarthCover
- Theme:
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- Theme_Keyword_Thesaurus: none
- Theme_Keyword: quadrangle
- Theme_Keyword: topographic map
- Theme_Keyword: base map
- Theme_Keyword: Collarless topographic map
- Theme_Keyword: Collared topographic map
- Theme_Keyword: GeoTIFF
- Place:
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- Place_Keyword_Thesaurus: none
- Place_Keyword: Rhode Island
- Access_Constraints: None
- Use_Constraints:
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This dataset is provided 'as is.’ The producer(s) of this dataset, contributors to this dataset, the Rhode Island Geographic Information System (RIGIS) consortium, the State of Rhode Island, and the University of Rhode Island do not make any warranties of any kind for this dataset, and are not liable for any loss or damage however and whenever caused by any use of this dataset. Please acknowledge both RIGIS and the primary producer(s) of this dataset in any derived products. Versions of the RIGIS logo suitable for both printed and web-based products are available at <http://www.edc.uri.edu/rigis/logos>.
- Point_of_Contact:
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- Contact_Information:
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- Contact_Organization_Primary:
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- Contact_Organization: University of Rhode Island Environmental Data Center
- Contact_Person: Erica Tefft
- Contact_Address:
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- Address_Type: mailing and physical
- Address: 1 Greenhouse Road
- City: Kingston
- State_or_Province: RI
- Postal_Code: 02881
- Contact_Voice_Telephone: 401-874-5054
- Contact_Electronic_Mail_Address: erica@edc.uri.edu
- Contact_Instructions: e-mail preferred
- Data_Quality_Information:
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- Attribute_Accuracy:
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- Attribute_Accuracy_Report:
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This map was produced to conform with the National Geospatial Program US Topo Product Standard, 2011.
- Logical_Consistency_Report: Unknown.
- Completeness_Report: Dataset complete.
- Lineage:
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- Source_Information:
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- Source_Citation:
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- Citation_Information:
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- Originator: United States Geological Survey (USGS)
- Publication_Date: 2015
- Title: The USGS US Topo and Historical Topographic Map Collection
- Edition: 2015
- Online_Linkage: <http://geonames.usgs.gov/apex/f?p=262:1:0::NO:RP%2C1%2C18:>:
- Type_of_Source_Media: website
- Source_Time_Period_of_Content:
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- Source_Currentness_Reference: publication date
- Source_Citation_Abbreviation: USGS_Download
- Source_Contribution: USGS GeoPDF quadrangles for Rhode Island
- Process_Step:
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- Process_Description:
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All topographic maps for Rhode Island downloaded from The USGS US Topo and Historical Topographic Map Collection in GeoPDF format.
- Source_Used_Citation_Abbreviation: USGS_Download
- Process_Date: 20150729
- Source_Produced_Citation_Abbreviation: RI_GeoPDF
- Process_Contact:
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- Contact_Information:
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- Contact_Organization_Primary:
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- Contact_Organization: University of Rhode Island Environmental Data Center
- Contact_Person: Erica Tefft
- Contact_Address:
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- Address_Type: mailing and physical
- Address: 1 Greenhouse Road
- City: Kingston
- State_or_Province: Rhode Island
- Postal_Code: 02881
- Country: USA
- Contact_Voice_Telephone: 401-874-5054
- Contact_Electronic_Mail_Address: erica@edc.uri.edu
- Contact_Instructions: email preferred
- Process_Step:
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- Process_Description:
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GeoPDFs converted to GeoTIFF format. Two formats created with the use of Global Mapper version 16 scripting environment, topographic maps with a collar, and topographic maps without a collar. The following steps detail how this was accomplished.
First, the following script was modified from a USGS Topo GeoPDF Layers to GeoTIFF workflow. This was then run in Global Mapper version 16. This created collarless GeoTIFFs from the GeoPDFs that were downloaded from The USGS US Topo and Historical Topographic Map Collection.
GLOBAL_MAPPER_SCRIPT VERSION=1.00
UNLOAD_ALL
// Loop over all GeoPDF files in the directory and convert them to GeoTIFF
DIR_LOOP_START DIRECTORY="." FILENAME_MASKS="*.pdf" RECURSE_DIR=NO
LOAD_PROJECTION FILENAME="R:\_1_incoming_\USGS_Topo_2015\GeoPDF\RISPF.prj"
IMPORT FILENAME="%FNAME_W_DIR%" TYPE=PDF CONTRAST_MODE=NONE
EXPORT_RASTER FILENAME="%DIR%WC_%FNAME_WO_EXT%.tif" TYPE=GEOTIFF
EXPORT_RASTER FILENAME="%DIR%%FNAME_WO_EXT%.tif" TYPE=GEOTIFF BG_TRANSPARENT=YES POLYGON_CROP_FILE="All_7.5min_cells.shp"
UNLOAD_ALL
DIR_LOOP_END
Once the script completed; it was then necessary to remove the residual collars from the "collarless" GeoTIFFs. The residual collar results from TIFF6 transparency not being recognized by ArcMap (this is recognized in Global Mapper v16). The removal of the residual collar was accomplished by using the following procedure.
1) The Draw toolbar was used to create a polygon graphic that covered the extent of one topographic map - excluding the residual white borders.
2) This was converted to a shapefile using the "Convert Graphic to Feature" option from the Draw toolbar menu. It was necessary to open an Edit session to adjust the verticies of the polygon so that the first quad could successfully be clipped using the Clip (Raster) tool.
3) The Clip (Raster) tool was then used to clip each quad by the converted graphics. This was run for each of the 40 quads making up the Rhode Island. In each instance it was necessary to move the converted polygon graphics to a new location, and to adjust the verticies. This was all accomplished while an Edit session was in progress.
- Source_Used_Citation_Abbreviation: RI_GeoPDF
- Process_Date: 20151006
- Source_Produced_Citation_Abbreviation: RI_GeoTiff
- Process_Contact:
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- Contact_Information:
-
- Contact_Organization_Primary:
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- Contact_Organization: University of Rhode Island Environmental Data Center
- Contact_Person: Erica Tefft
- Contact_Address:
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- Address_Type: mailing and physical
- Address: 1 Greenhouse Road
- City: Kingston
- State_or_Province: RI
- Postal_Code: 02881
- Contact_Voice_Telephone: 401-874-5054
- Contact_Electronic_Mail_Address: erica@edc.uri.edu
- Contact_Instructions: e-mail preferred
- Spatial_Reference_Information:
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- Horizontal_Coordinate_System_Definition:
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- Planar:
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- Map_Projection:
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- Map_Projection_Name: NAD 1983 StatePlane Rhode Island FIPS 3800 Feet
- Transverse_Mercator:
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- Scale_Factor_at_Central_Meridian: 0.99999375
- Longitude_of_Central_Meridian: -71.5
- Latitude_of_Projection_Origin: 41.08333333333334
- False_Easting: 328083.3333333333
- False_Northing: 0.0
- Planar_Coordinate_Information:
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- Planar_Coordinate_Encoding_Method: coordinate pair
- Coordinate_Representation:
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- Abscissa_Resolution: 0.000000007286382608384659
- Ordinate_Resolution: 0.000000007286382608384659
- Planar_Distance_Units: foot_us
- Geodetic_Model:
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- Horizontal_Datum_Name: D North American 1983
- Ellipsoid_Name: GRS 1980
- Semi-major_Axis: 6378137.0
- Denominator_of_Flattening_Ratio: 298.257222101
- Distribution_Information:
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- Distributor:
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- Contact_Information:
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- Contact_Organization_Primary:
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- Contact_Organization: University of Rhode Island Environmental Data Center
- Contact_Person: Erica Tefft
- Contact_Address:
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- Address_Type: mailing and physical
- Address: 1 Greenhouse Road
- City: Kingston
- State_or_Province: RI
- Postal_Code: 02881
- Contact_Voice_Telephone: 401-874-5054
- Contact_Electronic_Mail_Address: erica@edc.uri.edu
- Contact_Instructions: email preferred
- Distribution_Liability:
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This dataset is provided 'as is.' The producer(s) of this dataset, contributors to this dataset, the Rhode Island Geographic Information System (RIGIS) consortium, the State of Rhode Island, and the University of Rhode Island do not make any warranties of any kind for this dataset, and are not liable for any loss or damage however and whenever caused by any use of this dataset.
- Standard_Order_Process:
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- Digital_Form:
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- Digital_Transfer_Information:
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- Format_Name: Esri shapefile
- File_Decompression_Technique: ZIP
- Digital_Transfer_Option:
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- Online_Option:
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- Computer_Contact_Information:
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- Network_Address:
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- Network_Resource_Name: <http://www.rigis.org>
- Fees:
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No fee for downloading directly from the RIGIS Data Distribution System located at <http://www.edc.uri.edu/rigis>.
- Metadata_Reference_Information:
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- Metadata_Date: 20151006
- Metadata_Contact:
-
- Contact_Information:
-
- Contact_Organization_Primary:
-
- Contact_Organization: University of Rhode Island Environmental Data Center
- Contact_Person: Erica Tefft
- Contact_Address:
-
- Address_Type: mailing and physical
- Address: 1 Greenhouse Road
- City: Kingston
- State_or_Province: RI
- Postal_Code: 02881
- Contact_Voice_Telephone: 401-874-5054
- Contact_Electronic_Mail_Address: erica@edc.uri.edu
- Contact_Instructions: e-mail preferred
- Metadata_Standard_Name: FGDC Content Standard for Digital Geospatial Metadata
- Metadata_Standard_Version: FGDC-STD-001-1998
Generated by mp version 2.9.22 on Tue Oct 06 13:27:12 2015