Bedrock Outcrop (outcrops - see Notes in Supplemental Information for a complete citation)

Metadata:


Identification_Information:
Citation:
Citation_Information:
Originator: Char, Stephen J., Sieverling, Jennifer B., and Miller, L. Lee
Publication_Date: 19960000
Title:
Bedrock Outcrop (outcrops - see Notes in Supplemental Information for a complete citation)
Edition: 1
Geospatial_Data_Presentation_Form: Downloadable GIS Data
Publication_Information:
Publisher: U.S. Geological Survey
Online_Linkage: http://pubs.usgs.gov/ds/2006/193/
Larger_Work_Citation:
Citation_Information:
Originator: Char, Stephen J., Sieverling, Jennifer B., and Miller, L. Lee
Publication_Date: 19960000
Title:
Bedrock Outcrop (see Notes in Supplemental Information for a complete citation)
Edition: 1
Geospatial_Data_Presentation_Form: at: map
Series_Information:
Series_Name: Open-File Report
Issue_Identification: 96659
Publication_Information:
Publication_Place: Denver, Colorado
Publisher: U.S. Geological Survey
Online_Linkage: http://co.water.usgs.gov/frirp/water_project
Description:
Abstract:
This digital geospatial data set consists of digitized
bedrock-outcrop outlines that were manually drawn at an interval
of 20 feet.  The U.S. Geological Survey developed this data set
as part of a project that is presented in the report, Geohydrology
of the Shallow Aquifers in the Denver Metropolitan Area, Colorado
(Robson, 1996).
Purpose:
This data set was created by the U.S. Geological Survey (USGS) in
the development of USGS Hydrologic Investigations Atlas HA-736
(Robson, 1996).  This data set was used in the creation of a
1:50,000-scale contour map.  It also was used as an input source
for the automated generation of a water-table altitude surface
that was in turn used to generate an unsaturated-zone-thickness
(depth-to-water) surface, also contoured for use in a 1:50,000-scale
map.
Supplemental_Information:
Procedures_Used

Outcrop outlines from several maps at different scales (see
"References Cited" section) were manually copied onto mylar overlays
of 20 paper USGS 7.5-minute topographic series quadrangle maps
that encompass the Denver metropolitan area.  These maps were the
Arvada, Box Elder School, Brighton, Commerce City, Coal Creek,
Eastlake, Englewood, Fitzsimons, Fort Logan, Golden, Highlands Ranch,
Indian Hills, Lafayette, Littleton, Louisville, Mile High Lakes,
Morrison, Parker, Piney Creek, and Sable quadrangles.  These maps
were converted to ARC/INFO format by digitizing the outlines into
20 corresponding digital geospatial data sets, known as coverages
in ARC/INFO-specific terminology.  Each coverage was in the polyconic
projection specific to each quadrangle: the central meridian is
the longitude of the center of the quadrangle, and the latitude of
the origin is the latitude at the base of the quadrangle.  Regis-
tration root mean square errors of 0.008 or less were acceptable
for the digitization process.  Drafts of these coverages were then
plotted at a scale of 1:24,000, checked against the original mylar
sheets, and corrected for omissions.  The coverages were then
projected into a common state plane projection and edgematched.

The northern and eastern areas of each coverage were edgematched
when necessary.  The northern edge of a coverage was adjusted to fit
the southern edge of a coverage adjacent to the north; the eastern
edge of a coverage was adjusted to fit the western edge of a coverage
adjacent to the east.

The coverages were appended into a single coverage that was then
cleaned with a dangle tolerance of 12.192 feet and a fuzzy tolerance
of 1.2192 feet.  The coverage was built with line topology.  Arc
item "CONTOUR" was added to the arc attribute table of the coverage.
The coverage was plotted at 1:50,000 scale, checked against the
mylar overlays, and corrected.  Finally, outlines of the study area
were added to the coverage so it could be cleaned and built as a
polygon coverage.  Polygon item "OUTCROPFLAG" was added to the
polygon attribute table of the coverage.  Two other items, "LPOLY#"
and "RPOLY#," were added to the polygon attribute table as items
redefined from "OUTCROPFLAG."  Item "OUTCROPFLAG" could then be
attributed in INFO (see Entity and Attribute Overview for polygon
items, "LPOLY#" and "RPOLY#"):

ENTER COMMAND >SEL ALL_OCSPC3CL1.AAT
1079 RECORD(S) SELECTED
ENTER COMMAND >RELATE 1 ALL_OCSPC3CL1.PAT BY LPOLY#
ENTER COMMAND >RELATE 2 ALL_OCSPC3CL1.PAT BY RPOLY#
ENTER COMMAND >RESEL LPOLY# = 1 OR RPOLY# = 1
883 RECORD(S) SELECTED
ENTER COMMAND >CALC $1OUTCROPFLAG = 1
ENTER COMMAND >CALC $2OUTCROPFLAG = 2

The final coverage is intended to be used as one thematic layer in
maps to be published at a scale of 1:50,000.

Revisions
Rev 1.0, September 1994, original coverage.

Reviews_Applied
July-August 1994:  Colleague review of 1:50,000-scale maps that
were generated from the original data set.  Manuscript review
included validation of method as outlined in map report and
inspection for positional accuracy.

January-Febuary 1996:  Colleague review of original digital data
set and associated metadata.  Metadata review included verification
of table and column/item identities and definitions, validation of
the reference data sets and citations, verification of consistency
between log file and documented procedures, and validation of
development method as described in the documentation.

March 1996:  Inspection of 1:50,000-scale hardcopy generated from
this data set.

Related_Spatial_and_Tabular_Data_Sets
None.

Other_References_Cited
Robson, S.G., 1996, Geohydrology of the shallow aquifers
in the Denver metropolitan area, Colorado: U.S. Geological
Survey Hydrologic Investigations Atlas HA-736, 5 sheets,
scale 1:50,000.

Bryant, Bruce, Miller, Robert D., and Scott, Glenn R., 1973
[1974], Geologic map of the Indian Hills quadrangle,
Jefferson County, Colorado: U.S. Geological Survey
Geologic Quadrangle Map GQ-1073, scale 1:24,000.

Lindvall, Robert M., 1980, Geologic map of the Sable
quadrangle, Adams and Denver Counties, Colorado: U.S.
Geological Survey Miscellaneous Field Studies Map MF-1180,
scale 1:24,000.

Lindvall, Robert M., 1978, Geologic map of the Fort Logan
quadrangle, Jefferson, Denver, and Arapahoe Counties,
Colorado: U.S. Geological Survey Geologic Quadrangle
Map GQ-1427, scale 1:24,000.

Lindvall, Robert M., 1979, Geologic map of the Arvada
quadrangle, Adams, Denver, and Jefferson Counties, Colorado:
U.S. Geological Survey Geologic Quadrangle Map GQ-1453,
scale 1:24,000.

Lindvall, Robert M., 1980, Geologic map of the Commerce
City quadrangle, Adams and Denver Counties, Colorado:
U.S. Geological Survey Geologic Quadrangle Map GQ-1541,
scale 1:24,000.

Maberry, John O., and Lindvall, Robert M., 1972, Geologic
map of the Parker quadrangle, Arapahoe and Douglas
Counties, Colorado: U.S. Geological Survey Miscellaneous
Investigations Series Map I-770-A, scale 1:24,000.

Maberry, John O., and Lindvall, Robert M., 1977 [1978],
Geologic map of the Highlands Ranch quadrangle, Arapahoe
and Douglas Counties, Colorado: U.S. Geological Survey
Geologic Quadrangle Map GQ-1413, scale 1:24,000.

Machette, Michael N., 1977 [1978], Geologic map of the
Lafayette quadrangle, Adams, Boulder and Jefferson Counties,
Colorado: U.S. Geological Survey Geologic Quadrangle Map
GQ-1392, scale 1:24,000.

Malde, H.E., 1955, Surficial geology of the Louisville
quadrangle, Colorado: U.S. Geological Survey Bulletin
996-E, p. 217-259.  Robson, S.G., 1996, Geohydrology of
the shallow aquifers in the Denver metropolitan area,
Colorado:  U.G. Geological Survey Hydrologic Investigations
Atlas HA-736, 5 sheets, scale 1:50,000.

Scott, Glen R., 1972, Geologic map of the Morrison quadrangle,
Jefferson County, Colorado: U.S. Geological Survey
Miscellaneous Investigations Series Map I-790-A, scale
1:24,000.

Scott, Glenn R., 1962, Geology of the Littleton quadrangle,
Jefferson, Douglas, and Arapahoe Counties, Colorado:
U.S. Geological Survey Bulletin 1121-L, p.  L1-L53,
scale 1:24,000.

Shroba, Ralph R., 1980, Geologic map and physical properties
of the surficial and bedrock units of the Englewood
quadrangle, Denver, Arapahoe, and Adams Counties, Colorado:
U.S. Geological Survey Geologic Quadrangle Map GQ-1524,
scale 1:24,000.

Trimble, Donald E., and Machette, Michael N., 1979, Geologic
map of the Greater Denver area, Front Range urban corridor,
Colorado: U.S. Geological Survey Miscellaneous Investigations
Series I-0856-H, scale 1:100,000.

Trimble, Donald E., and Fitch, Harold R., 1974, Map showing
potential sources of gravel and crushed-rock aggregate in
the Greater Denver area, Front Range urban corridor, Colorado:
U.S. Geological Survey Miscellaneous Investigations Series
Map I-856-A, 1:100,000.

Van Horn, Richard, 1972, Surficial and bedrock geologic map
of the Golden quadrangle, Jefferson County, Colorado:
U.S. Geological Survey Miscellaneous Investigations Series
I-0761-A, scale 1:24,000.

Wells, John D., 1963, Preliminary geologic map of the Eldorado
Springs quadrangle, Boulder and Jefferson Counties, Colorado:
U.S. Geological Survey Miscellaneous Investigations Series
I-0383, scale 1:24,000.

Notes
Char, Stephen J., Sieverling, Jennifer B., and Miller, L. Lee,
1996, Digital geospatial data sets used in the study of
geohydrology of the shallow aquifers in the Denver metro-
politan area, Colorado: a)Bedrock outcrop, b)Unconsolidated-
sediment thickness, c)Water-table altitude, d)Bedrock-
surface altitude, e)Depth to water, and f)Saturated-zone
thickness: U.S. Geological Survey Open-File Report 96-659.

Any use of trade, product, or firm names is for descriptive purposes
only and does not imply endorsement by the U.S. Government.

Although this metadata file is designed to conform to the Federal
Geographic Data Committee Spatial Metadata Content Standard, these
data and this metadata file were developed using ARC/INFO software;
therefore, this file includes ARC/INFO-specific terminology.
Time_Period_of_Content:
Time_Period_Information:
Single_Date/Time:
Calendar_Date: 19960000
Currentness_Reference:
publication date
Status:
Progress: Complete
Maintenance_and_Update_Frequency: None planned.
Spatial_Domain:
Bounding_Coordinates:
West_Bounding_Coordinate: -105.2358804
East_Bounding_Coordinate: -104.7117833
North_Bounding_Coordinate: 40.00127281
South_Bounding_Coordinate: 39.56433295
Keywords:
Theme:
Theme_Keyword_Thesaurus: None
Theme_Keyword: Colorado, Denver, bedrock, geology, hydrology
Theme:
Theme_Keyword_Thesaurus: ArcIMS Metadata Server Theme Codes
Theme_Keyword: geoscientificInformation
Theme_Keyword: economy
Theme_Keyword: environment
Place:
Place_Keyword_Thesaurus: None
Place_Keyword: Denver, Colorado metropolitan area, United States
Access_Constraints: N/A.
Use_Constraints:
This data set should not be used at a scale greater than 1:50,000.
Point_of_Contact:
Contact_Information:
Contact_Organization_Primary:
Contact_Organization: U.S. Geological Survey, Water Resources Division
Contact_Person: Colorado District Chief
Contact_Position: Colorado District Chief
Contact_Address:
Address_Type: mailing address
Address:
Box 25046, MS 415, Denver Federal Center
City: Lakewood
State_or_Province: Colorado
Postal_Code: 80225-0046
Country: United States of America
Contact_Voice_Telephone: 303-236-4882
Contact_Facsimile_Telephone: 303-236-4912
Contact_Electronic_Mail_Address: dc_co@usgs.gov
Hours_of_Service: 8:00am - 4:30pm
Browse_Graphic:
Browse_Graphic_File_Name: http://certmapper.cr.usgs.gov/data/frip/graphic/outcrops.jpg
Browse_Graphic_File_Type: JPEG
Data_Set_Credit:
U.S. Army--Rocky Mountain Arsenal
U.S. Department of Energy--Rocky Flats Field Office
Colorado Department of Public Health and Environment
Colorado Department of Natural Resources--State Engineers Office
Denver Water Department
Littleton-Englewood Wastewater Treatment Plant
East Cherry Creek Valley Water and Sanitation District
Metro Wastewater Reclamation District
Willows Water District
Cities of Aurora, Lakewood, and Thornton
Security_Information:
Security_Classification_System: None
Security_Classification: Unclassified
Security_Handling_Description: None
Native_Data_Set_Environment:
dgux UNIX, ARC/INFO version 7.0.4
Cross_Reference:
Citation_Information:
Originator: Char, Stephen J., Sieverling, Jennifer B., and Miller, L. Lee
Publication_Date: 19960000
Publication_Time: 0000
Title:
Bedrock outcrop (see Supplemental Information Notes for a complete citation)
Edition: 1
Geospatial_Data_Presentation_Form: map
Series_Information:
Series_Name: Open-File Report
Issue_Identification: 96659
Publication_Information:
Publication_Place: Denver, Colorado
Publisher: U.S. Geological Survey
Other_Citation_Details:
OFR 96-659A
Online_Linkage: http://co.water.usgs.gov/frirp/water_project
Larger_Work_Citation:
Cross_Reference:
Citation_Information:
Originator: Char, Stephen J., Sieverling, Jennifer B., and Miller, L. Lee
Publication_Date: 19960000
Publication_Time: 0000
Title:
Unconsolidated-sediment thickness--see Supplemental Information for a full title
Edition: 1
Geospatial_Data_Presentation_Form: map
Series_Information:
Series_Name: Open-File Report
Issue_Identification: 96659
Publication_Information:
Publication_Place: Denver, Colorado
Publisher: U.S. Geological Survey
Other_Citation_Details:
OFR 96-659B
Online_Linkage: http://co.water.usgs.gov/frirp/water_project
Larger_Work_Citation:
Cross_Reference:
Citation_Information:
Originator: Char, Stephen J., Sieverling, Jennifer B., and Miller, L. Lee
Publication_Date: 19960000
Publication_Time: 0000
Title:
Water-table altitude--see Supplemental Information Notes for a complete citation
Edition: 1
Geospatial_Data_Presentation_Form: map
Series_Information:
Series_Name: Open-File Report
Issue_Identification: 96659
Publication_Information:
Publication_Place: Denver, Colorado
Publisher: U.S. Geological Survey
Other_Citation_Details:
OFR 96-659C
Online_Linkage: http://co.water.usgs.gov/frirp/water_project
Larger_Work_Citation:
Cross_Reference:
Citation_Information:
Originator: Char, Stephen J., Sieverling, Jennifer B., and Miller, L. Lee
Publication_Date: 19960000
Publication_Time: 0000
Title:
Bedrock-surface altitude (see Supplemental Information Notes for a full title)
Edition: 1
Geospatial_Data_Presentation_Form: map
Series_Information:
Series_Name: Open-File Report
Issue_Identification: 96659
Publication_Information:
Publication_Place: Denver, Colorado
Publisher: U.S. Geological Survey
Other_Citation_Details:
OFR 96-659D
Online_Linkage: http://co.water.usgs.gov/frirp/water_project
Larger_Work_Citation:
Cross_Reference:
Citation_Information:
Originator: Char, Stephen J., Sieverling, Jennifer B., and Miller, L. Lee
Publication_Date: 19960000
Publication_Time: 0000
Title:
Depth to water (see Supplemental Information Notes for a complete citation)
Edition: 1
Geospatial_Data_Presentation_Form: map
Series_Information:
Series_Name: Open-File Report
Issue_Identification: 96659
Publication_Information:
Publication_Place: Denver, Colorado
Publisher: U.S. Geological Survey
Other_Citation_Details:
OFR 96-659E
Online_Linkage: http://co.water.usgs.gov/frirp/water_project
Larger_Work_Citation:
Cross_Reference:
Citation_Information:
Originator: Char, Stephen J., Sieverling, Jennifer B., and Miller, L. Lee
Publication_Date: 19960000
Publication_Time: 0000
Title:
Saturated thickness (see Supplemental Information Notes for a complete citation)
Edition: 1
Geospatial_Data_Presentation_Form: map
Series_Information:
Series_Name: Open-File Report
Issue_Identification: 96659
Publication_Information:
Publication_Place: Denver, Colorado
Publisher: U.S. Geological Survey
Other_Citation_Details:
OFR 96-659F
Online_Linkage: http://co.water.usgs.gov/frirp/water_project
Larger_Work_Citation:
Back to Top
Data_Quality_Information:
Attribute_Accuracy:
Attribute_Accuracy_Report:
Attribute accuracy is described, where present, with each
           attribute defined in the Entity and Attribute Section
Logical_Consistency_Report:
Polygon and chain-node topology present.
Positional_Accuracy:
Horizontal_Positional_Accuracy:
Horizontal_Positional_Accuracy_Report:
The lines that comprise this data set were digitized by hand from
mylars that were hand-drawn from variously-scaled paper maps.
Quantitative_Horizontal_Positional_Accuracy_Assessment:
Horizontal_Positional_Accuracy_Value: 50000
Horizontal_Positional_Accuracy_Explanation:
Resolution as reported
Vertical_Positional_Accuracy:
Vertical_Positional_Accuracy_Report:
N/A.
Lineage:
Process_Step:
Process_Description:
See Supplemental_Information for overview
Process_Step:
Process_Description:
APPEND ALL_OCSPC3
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None
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None
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APPEND ENTER THE 1ST COVERAGE: AR_OCSPC
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None
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None
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APPEND ENTER THE 2ND COVERAGE: BE_OCSPC
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None
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APPEND ENTER THE 3RD COVERAGE: BR_OCSPC
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None
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None
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APPEND ENTER THE 5TH COVERAGE: CO_OCSPC
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None
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APPEND ENTER THE 6TH COVERAGE: EA_OCSPC
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CLEAN ALL_OCSPC3 ALL_OCSPC3CL 12.192 1.2192 LINE
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ARCEDIT /GIS/USERS/ROBSON/OUTCROP/ALL_OCSPC3CL
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Source_Produced_Citation_Abbreviation:
None
Process_Step:
Process_Description:
SJCHAR ARCEDIT /GIS/USERS/ROBSON/OUTCROP/ALL_OCSPC3CL1
Source_Used_Citation_Abbreviation:
None
Process_Date: 19960216
Process_Time: 929
Source_Produced_Citation_Abbreviation:
None
Process_Step:
Process_Description:
SJCHAR INTERSECTERR ALL_OCSPC3CL1
Source_Used_Citation_Abbreviation:
None
Process_Date: 19960216
Process_Time: 1741
Source_Produced_Citation_Abbreviation:
None
Process_Step:
Process_Description:
SJCHAR ARCEDIT /GIS/USERS/ROBSON/OUTCROP/ALL_OCSPC3CL1
Source_Used_Citation_Abbreviation:
None
Process_Date: 19960216
Process_Time: 1824
Source_Produced_Citation_Abbreviation:
None
Process_Step:
Process_Description:
SJCHAR INTERSECTERR ALL_OCSPC3CL1
Source_Used_Citation_Abbreviation:
None
Process_Date: 19960216
Process_Time: 1825
Source_Produced_Citation_Abbreviation:
None
Process_Step:
Process_Description:
SJCHAR BUILD ALL_OCSPC3CL1 POLY
Source_Used_Citation_Abbreviation:
None
Process_Date: 19960216
Process_Time: 1829
Source_Produced_Citation_Abbreviation:
None
Process_Step:
Process_Description:
SJCHAR ADDED ITEM OUTCROPFLAG TO PAT, THEN REDEFINED
Source_Used_Citation_Abbreviation:
None
Process_Date: 19960319
Process_Time: 959
Source_Produced_Citation_Abbreviation:
None
Process_Step:
Process_Description:
SJCHAR  ALL_OCSPC3CL1# AS LPOLY# AND RPOLY# FOR
Source_Used_Citation_Abbreviation:
None
Process_Date: 19960319
Process_Time: 959
Source_Produced_Citation_Abbreviation:
None
Process_Step:
Process_Description:
SJCHAR  LABELLING INTERIOR, NON-OUTCROP POLYGONS
Source_Used_Citation_Abbreviation:
None
Process_Date: 19960319
Process_Time: 959
Source_Produced_Citation_Abbreviation:
None
Process_Step:
Process_Description:
SJCHAR  IN INFO RELATES BETWEEN PAT AND AAT
Source_Used_Citation_Abbreviation:
None
Process_Date: 19960319
Process_Time: 959
Source_Produced_Citation_Abbreviation:
None
Process_Step:
Process_Description:
SJCHAR ENTER COMMAND >SEL TESTOC.AAT
Source_Used_Citation_Abbreviation:
None
Process_Date: 19960319
Process_Time: 959
Source_Produced_Citation_Abbreviation:
None
Process_Step:
Process_Description:
SJCHAR    1079 RECORD(S) SELECTED
Source_Used_Citation_Abbreviation:
None
Process_Date: 19960319
Process_Time: 959
Source_Produced_Citation_Abbreviation:
None
Process_Step:
Process_Description:
SJCHAR ENTER COMMAND >RELATE 1 TESTOC.PAT BY LPOLY#
Source_Used_Citation_Abbreviation:
None
Process_Date: 19960319
Process_Time: 959
Source_Produced_Citation_Abbreviation:
None
Process_Step:
Process_Description:
SJCHAR ENTER COMMAND >RELATE 2 TESTOC.PAT BY RPOLY#
Source_Used_Citation_Abbreviation:
None
Process_Date: 19960319
Process_Time: 959
Source_Produced_Citation_Abbreviation:
None
Process_Step:
Process_Description:
SJCHAR ENTER COMMAND >RESEL LPOLY# = 1 OR RPOLY# = 1
Source_Used_Citation_Abbreviation:
None
Process_Date: 19960319
Process_Time: 959
Source_Produced_Citation_Abbreviation:
None
Process_Step:
Process_Description:
SJCHAR     883 RECORD(S) SELECTED
Source_Used_Citation_Abbreviation:
None
Process_Date: 19960319
Process_Time: 959
Source_Produced_Citation_Abbreviation:
None
Process_Step:
Process_Description:
SJCHAR ENTER COMMAND >CALC $1FLAG = 1
Source_Used_Citation_Abbreviation:
None
Process_Date: 19960319
Process_Time: 959
Source_Produced_Citation_Abbreviation:
None
Process_Step:
Process_Description:
SJCHAR ENTER COMMAND >CALC $2FLAG = 2
Source_Used_Citation_Abbreviation:
None
Process_Date: 19960319
Process_Time: 959
Source_Produced_Citation_Abbreviation:
None
Process_Step:
Process_Description:
SJCHAR EXPORT COVER  /GIS/USERS/ROBSON/OUTCROP/ALL_OCSPC3CL1 ALL_OCSPC3CL1
Source_Used_Citation_Abbreviation:
None
Process_Date: 19960517
Process_Time: 1451
Source_Produced_Citation_Abbreviation:
None
Process_Step:
Process_Description:
SJCHAR   DOCUMENT ALL_OCSPC3CL1 DELETE SJCHAR
Source_Used_Citation_Abbreviation:
None
Process_Date: 19960815
Process_Time: 1054
Source_Produced_Citation_Abbreviation:
None
Process_Step:
Process_Description:
SJCHAR   DOCUMENT ALL_OCSPC3CL1 CREATE SJCHAR
Source_Used_Citation_Abbreviation:
None
Process_Date: 19960820
Process_Time: 1746
Source_Produced_Citation_Abbreviation:
None
Process_Step:
Process_Description:
SJCHAR   DOCUMENT ALL_OCSPC3CL1 UPDATE SJCHAR
Source_Used_Citation_Abbreviation:
None
Process_Date: 19960911
Process_Time: 1837
Source_Produced_Citation_Abbreviation:
None
Process_Step:
Process_Description:
SJCHAR   DOCUMENT ALL_OCSPC3CL1 UPDATE SJCHAR
Source_Used_Citation_Abbreviation:
None
Process_Date: 19961016
Process_Time: 1452
Source_Produced_Citation_Abbreviation:
None
Process_Step:
Process_Description:
SJCHAR   DOCUMENT ALL_OCSPC3CL1 UPDATE SJCHAR
Source_Used_Citation_Abbreviation:
None
Process_Date: 19961029
Process_Time: 1046
Source_Produced_Citation_Abbreviation:
None
Process_Step:
Process_Description:
SJCHAR   DOCUMENT ALL_OCSPC3CL1 UPDATE SJCHAR
Source_Used_Citation_Abbreviation:
None
Process_Date: 19961029
Process_Time: 1735
Source_Produced_Citation_Abbreviation:
None
Process_Step:
Process_Description:
SJCHAR   DOCUMENT ALL_OCSPC3CL1 UPDATE SJCHAR
Source_Used_Citation_Abbreviation:
None
Process_Date: 19961101
Process_Time: 1017
Source_Produced_Citation_Abbreviation:
None
Process_Step:
Process_Description:
SJCHAR   DOCUMENT ALL_OCSPC3CL1 UPDATE SJCHAR
Source_Used_Citation_Abbreviation:
None
Process_Date: 19961101
Process_Time: 1102
Source_Produced_Citation_Abbreviation:
None
Process_Step:
Process_Description:
SJCHAR   DOCUMENT ALL_OCSPC3CL1 UPDATE SJCHAR
Source_Used_Citation_Abbreviation:
None
Process_Date: 19961101
Process_Time: 1127
Source_Produced_Citation_Abbreviation:
None
Process_Step:
Process_Description:
SJCHAR RENAME ALL_OCSPC3CL1 OUTCROP
Source_Used_Citation_Abbreviation:
None
Process_Date: 19961104
Process_Time: 1525
Source_Produced_Citation_Abbreviation:
None
Process_Step:
Process_Description:
SJCHAR   DOCUMENT OUTCROP UPDATE SJCHAR
Source_Used_Citation_Abbreviation:
None
Process_Date: 19961104
Process_Time: 1604
Source_Produced_Citation_Abbreviation:
None
Process_Step:
Process_Description:
SJCHAR   DOCUMENT OUTCROP UPDATE SJCHAR
Source_Used_Citation_Abbreviation:
None
Process_Date: 19961105
Process_Time: 1739
Source_Produced_Citation_Abbreviation:
None
Process_Step:
Process_Description:
SJCHAR   DOCUMENT OUTCROP UPDATE SJCHAR
Source_Used_Citation_Abbreviation:
None
Process_Date: 19970116
Process_Time: 1823
Source_Produced_Citation_Abbreviation:
None
Process_Step:
Process_Description:
SJCHAR   DOCUMENT OUTCROP UPDATE SJCHAR
Source_Used_Citation_Abbreviation:
None
Process_Date: 19970117
Process_Time: 914
Source_Produced_Citation_Abbreviation:
None
Process_Step:
Process_Description:
SJCHAR COPY /GIS/USERS/ROBSON/OUTCROP/OUTCROP OUTCROP
Source_Used_Citation_Abbreviation:
None
Process_Date: 19970117
Process_Time: 915
Source_Produced_Citation_Abbreviation:
None
Process_Step:
Process_Description:
SJCHAR   DOCUMENT OUTCROP UPDATE SJCHAR
Source_Used_Citation_Abbreviation:
None
Process_Date: 19970117
Process_Time: 919
Source_Produced_Citation_Abbreviation:
None
Process_Step:
Process_Description:
SJCHAR EXPORT COVER OUTCROP OUTCROP
Source_Used_Citation_Abbreviation:
None
Process_Date: 19970117
Process_Time: 1103
Source_Produced_Citation_Abbreviation:
None
Process_Step:
Process_Description:
SJCHAR SDTSEXPORT /GIS/WEBARCH/SHAQ/OUTCROP OUTC
Source_Used_Citation_Abbreviation:
None
Process_Date: 19970117
Process_Time: 1131
Source_Produced_Citation_Abbreviation:
None
Process_Step:
Process_Description:
SJCHAR EXPORT COVER OUTCROP OUTCROP
Source_Used_Citation_Abbreviation:
None
Process_Date: 19970121
Process_Time: 1603
Source_Produced_Citation_Abbreviation:
None
Process_Step:
Process_Description:
SJCHAR EXPORT COVER OUTCROP OUTCROP
Source_Used_Citation_Abbreviation:
None
Process_Date: 19970121
Process_Time: 1627
Source_Produced_Citation_Abbreviation:
None
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Spatial_Data_Organization_Information:
Direct_Spatial_Reference_Method: Vector
Point_and_Vector_Object_Information:
SDTS_Terms_Description:
SDTS_Point_and_Vector_Object_Type: Point
Point_and_Vector_Object_Count: 0
SDTS_Terms_Description:
SDTS_Point_and_Vector_Object_Type: String
Point_and_Vector_Object_Count: 830
SDTS_Terms_Description:
SDTS_Point_and_Vector_Object_Type: GT-polygon composed of chains'
Point_and_Vector_Object_Count: 484
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Spatial_Reference_Information:
Horizontal_Coordinate_System_Definition:
Planar:
Grid_Coordinate_System:
Grid_Coordinate_System_Name: Universal Transverse Mercator
Universal_Transverse_Mercator:
UTM_Zone_Number: 13
Transverse_Mercator:
Scale_Factor_at_Central_Meridian: 0.999600
Longitude_of_Central_Meridian: -105.000000
Latitude_of_Projection_Origin: 0.000000
False_Easting: 500000.000000
False_Northing: 0.000000
Planar_Coordinate_Information:
Planar_Coordinate_Encoding_Method: coordinate pair
Coordinate_Representation:
Abscissa_Resolution: 0.000256
Ordinate_Resolution: 0.000256
Planar_Distance_Units: meters
Geodetic_Model:
Horizontal_Datum_Name: North American Datum of 1983
Ellipsoid_Name: Geodetic Reference System 80
Semi-major_Axis: 6378137.000000
Denominator_of_Flattening_Ratio: 298.257222
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Entity_and_Attribute_Information:
Detailed_Description:
Entity_Type:
Entity_Type_Label: OUTCROP.PAT
Entity_Type_Definition:
Polygon attribute table
Entity_Type_Definition_Source:
U.S. Geological Survey
Entity_Type:
Entity_Type_Label: OUTCROP.AAT
Entity_Type_Definition:
Arc attribute table
Entity_Type_Definition_Source:
U.S. Geological Survey
Attribute:
Attribute_Label: AREA
Attribute_Definition:
Area of poly/region in square coverage units
Attribute_Definition_Source:
Computed
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: Positive real numbers
Attribute:
Attribute_Label: PERIMETER
Attribute_Definition:
Perimeter of poly/region in coverage units
Attribute_Definition_Source:
Computed
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: Positive real numbers
Enumerated_Domain_Value_Definition:


Enumerated_Domain_Value_Definition_Source:


Attribute:
Attribute_Label: OUTCROP#
Attribute_Definition:
Internal feature number
Attribute_Definition_Source:
Computed
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: Sequential unique positive integer
Enumerated_Domain_Value_Definition:


Enumerated_Domain_Value_Definition_Source:


Attribute:
Attribute_Label: OUTCROP-ID
Attribute_Definition:
User-assigned feature number
Attribute_Definition_Source:
User-defined
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: Integer
Enumerated_Domain_Value_Definition:


Enumerated_Domain_Value_Definition_Source:


Attribute:
Attribute_Label: OUTCROPFLAG
Attribute_Definition:
Indicator of outcrop/non-outcrop polygon type
Attribute_Definition_Source:
U.S. Geological Survey
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: Integers--0, 1, or 2
Enumerated_Domain_Value_Definition:


Enumerated_Domain_Value_Definition_Source:


Attribute:
Attribute_Label: LPOLY#
Attribute_Definition:
Internal number of poly to left of arc
Attribute_Definition_Source:
Computed
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: Sequential unique positive integer
Enumerated_Domain_Value_Definition:


Enumerated_Domain_Value_Definition_Source:


Attribute:
Attribute_Label: RPOLY#
Attribute_Definition:
Internal number of poly to right of arc
Attribute_Definition_Source:
Computed
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: Sequential unique positive integer
Enumerated_Domain_Value_Definition:


Enumerated_Domain_Value_Definition_Source:


Attribute:
Attribute_Label: FNODE#
Attribute_Definition:
Internal number of from-node
Attribute_Definition_Source:
Computed
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: Sequential unique positive integer
Enumerated_Domain_Value_Definition:


Enumerated_Domain_Value_Definition_Source:


Attribute:
Attribute_Label: TNODE#
Attribute_Definition:
Internal number of to-node
Attribute_Definition_Source:
Computed
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: Sequential unique positive integer
Enumerated_Domain_Value_Definition:


Enumerated_Domain_Value_Definition_Source:


Attribute:
Attribute_Label: LPOLY#
Attribute_Definition:
Internal number of poly to left of arc
Attribute_Definition_Source:
Computed
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: Sequential unique positive integer
Enumerated_Domain_Value_Definition:


Enumerated_Domain_Value_Definition_Source:


Attribute:
Attribute_Label: RPOLY#
Attribute_Definition:
Internal number of poly to right of arc
Attribute_Definition_Source:
Computed
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: Sequential unique positive integer
Enumerated_Domain_Value_Definition:


Enumerated_Domain_Value_Definition_Source:


Attribute:
Attribute_Label: LENGTH
Attribute_Definition:
Length of arc in coverage units
Attribute_Definition_Source:
Computed
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: Positive real numbers
Enumerated_Domain_Value_Definition:


Enumerated_Domain_Value_Definition_Source:


Attribute:
Attribute_Label: OUTCROP#
Attribute_Definition:
Internal feature number
Attribute_Definition_Source:
Computed
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: Sequential unique positive integer
Enumerated_Domain_Value_Definition:


Enumerated_Domain_Value_Definition_Source:


Attribute:
Attribute_Label: OUTCROP-ID
Attribute_Definition:
User-assigned feature number
Attribute_Definition_Source:
User-defined
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: Integer
Enumerated_Domain_Value_Definition:


Enumerated_Domain_Value_Definition_Source:


Attribute:
Attribute_Label: CONTOUR
Attribute_Definition:
Unconsolidated sediment thickness
Attribute_Definition_Source:
U.S. Geological Survey
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: 0
Enumerated_Domain_Value_Definition:


Enumerated_Domain_Value_Definition_Source:


Attribute:
Attribute_Label: DASH
Attribute_Definition:
One-character-wide key used in line plotting
Attribute_Definition_Source:
U.S. Geological Survey
Attribute_Domain_Values:
Enumerated_Domain:
Enumerated_Domain_Value: "Y" or "N"
Enumerated_Domain_Value_Definition:


Enumerated_Domain_Value_Definition_Source:


Overview_Description:
Entity_and_Attribute_Overview:
Polygon attribute "OUTCROPFLAG" indicates which polygons represent
bedrock outcrop features.  Outcrop polygons are coded as 1 or 2.
Non-outcrop polygons are coded as 0.

Polygon attribute "LPOLY#" is a redefinition of polygon attribute
ALL_OCSPC3CL1# and was used to relate arc attribute "LPOLY#" to
the polygon attribute "ALL_OCSPC3CL1#" in order to correctly
populate item OUTCROPFLAG: If an arc bounded the universe polygon
(LPOLY# or RPOLY# = 1), then polygon item OUTCROPFLAG was coded
to identify the polygon as an outcrop feature.

Polygon attribute "RPOLY#" is a redefinition of polygon attribute
ALL_OCSPC3CL1#.  See discussion for polygon attribute "LPOLY#".

Arc attribute "CONTOUR" is the value of the thickness of uncon-
solidated sediment (depth to bedrock) between the land surface
and the upper bedrock surface.  The value of this item is always
zero.  This attribute was used in the creation of a surface of
unconsolidated-sediment thickness.
Entity_and_Attribute_Detail_Citation:
Not Available
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Distribution_Information:
Distributor:
Contact_Information:
Contact_Organization_Primary:
Contact_Organization: U.S. Geological Survey, Water Resources Division
Contact_Person: Colorado District Chief
Contact_Position: Colorado District Chief
Contact_Address:
Address_Type: mailing address
Address:
Box 25046, MS 415, Denver Federal Center
City: Lakewood
State_or_Province: Colorado
Postal_Code: 80225-0046
Country: United States of America
Contact_Voice_Telephone: 303-236-4882
Contact_Facsimile_Telephone: 303-236-4912
Contact_Electronic_Mail_Address: dc_co@usgs.gov
Hours_of_Service: 8:00am - 4:30pm
Resource_Description: Downloadable Data
Distribution_Liability:
Although this data set has been used by the U.S. Geological
Survey, U.S. Department of the Interior, no warranty expressed or
implied is made by the U.S. Geological Survey as to the accuracy
of the data and related materials. The act of distribution shall not 
constitute any such warranty, and no responsibility is assumed by 
the U.S. Geological Survey in the use of this data, software, or 
related materials.

Any use of trade, product, or firm names is for descriptive
purposes only and does not imply endorsement by the U.S.
Government.
Standard_Order_Process:
Digital_Form:
Digital_Transfer_Information:
Format_Name: ArcInfo Export File
Format_Information_Content:
Bedrock outcrop geographic features
Transfer_Size: 1.15 MB
Digital_Transfer_Option:
Online_Option:
Computer_Contact_Information:
Network_Address:
Network_Resource_Name: http://certmapper.cr.usgs.gov/data/frip/spatial/export/outcropse.zip
Digital_Form:
Digital_Transfer_Information:
Format_Name: Shapefile
Format_Information_Content:
Bedrock outcrop geographic features
Transfer_Size: 1.15 MB
Digital_Transfer_Option:
Online_Option:
Computer_Contact_Information:
Network_Address:
Network_Resource_Name: http://certmapper.cr.usgs.gov/data/frip/spatial/shape/outcrops.zip
Digital_Form:
Digital_Transfer_Information:
Format_Name: Image Map Service (CO_FrontRange)
Format_Version_Number: 4.01
Format_Specification:
ArcIMS Image Map Service
Format_Information_Content:
A web-based interactive mapping system that accesses an ArcIMS Map Service running on certmapper.cr.usgs.gov.
Digital_Transfer_Option:
Online_Option:
Computer_Contact_Information:
Network_Address:
Network_Resource_Name: http://certmapper.cr.usgs.gov/pubs/servlet/MapViewerBroker?project=frip&Service=CO_FrontRange&OVMap=CO_overview
Access_Instructions:
This URL links to a web-based interactive mapping system that accesses an ArcIMS Image Map Service that runs in Netscape 4.7, Internet Explorer 4.5 and higher. The mapservice can also be accessed using any custom client that adheres to the protocol specified through ArcXML.
Digital_Form:
Digital_Transfer_Information:
Format_Name: ARCE ARC/INFO Export format
Format_Name: SDTS Spatial Data Transfer Standards (FIPS 173)
Format_Version_Number: 7.0.4
Format_Specification:
Topological Vector Profile
File_Decompression_Technique: GNU General Public License gunzip 1.2.4 (18 Aug 93)
File_Decompression_Technique: GNU General Public License gunzip 1.2.4 (18 Aug 93)
Digital_Transfer_Option:
Online_Option:
Computer_Contact_Information:
Network_Address:
Network_Resource_Name: http://co.water.usgs.gov/frirp/water_project
Access_Instructions:
Download data set to local disk using a World-Wide Web browser.
Online_Computer_and_Operating_System:
Data General running DG/UX Unix 5.4R3.10
Fees: None for online down-load option. If applicable, fees may vary for custom orders
Ordering_Instructions:
Download via Internet using World-Wide Web browser.
Turnaround: Times will vary, depending upon the request.
Custom_Order_Process:
Contact the Colorado District for off-line or other custom order requests.
Technical_Prerequisites:
User must be able to use either SDTS (FIPS 173) or ARC/INFO Export Formats.
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Metadata_Reference_Information:
Metadata_Date: 19970117
Metadata_Review_Date: 20050301
Metadata_Contact:
Contact_Information:
Contact_Organization_Primary:
Contact_Organization: U.S. Geological Survey
Contact_Person: Char, S.J.
Metadata_Standard_Name: FGDC Content Standards for Digital Geospatial Metadata
Metadata_Standard_Version: FGDC-STD-001-1998
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