Orthophoto Index, Selective View - All Years

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Published by the Ministry of Forests, Lands, Natural Resource Operations and Rural Development - GeoBC
Licensed under Access Only

A BCGS map grid cataloguing all images in the Provincial orthophoto collection currently available for sale to the public.

Data and Resources

Dataset Extent

Latitude: 48.0° to 60.0°
Longitude: -139.5° to -113.5°

Additional Information

Purpose

To assist the public to locate and view metadata for available orthophoto imagery by selecting from a standard BCGS map grid.

Contact Information

NameAngus Christian (pointOfContact)
EmailAngus.Christian@gov.bc.ca
OrganizationMinistry of Forests, Lands, Natural Resource Operations and Rural Development
Sub-OrganizationGeoBC

Access & Security

Who can view this dataset? Public
Who can download this dataset?Public

Metadata Information

Record Published 2014-12-11
Record Last Modified 2019-09-05
Resource Status onGoing

Object Description

Object Name: WHSE_REFERENCE.APS_ALL_ORTHO_YEAR_INDX_SVW

Short Name: ORTHO_YR_I
Comments: A map index that identifies the orthophotos by year available for each area. The layer will have one polygon for each year that there is an orthophoto available.

Column Name Short Name Data Type Data Precision Comments
ALL_ORTHO_YEAR_INDX_ID PHOTO_ID NUMBER 18 ALL ORTHO YEAR INDX ID is the system generated unique identifier for the photo. E.g., 172714
FILE_NAME FILE_NAME VARCHAR2 254 FILE NAME is the unique identifier for the image file in the FILE PATH. E.g., bc_082m003_xc500mm_bcalb_2006_enh.sid
GEOEXTENT GEOEXTENT VARCHAR2 64 GEOEXTENT indicates the mapsheet name that is covered by the ortho photo. E.g., 082m003
OWNER OWNER VARCHAR2 64 OWNER indicates the name of the organization that owns the Orthophoto. E.g., Province of BC
YEAR YEAR VARCHAR2 16 YEAR indicates the calendar year during which the Orthophoto was captured. E.g., 2006
PROJECTION PRJCTN VARCHAR2 32 PROJECTION indicates the native image projection. E.g., BC Albers
RESOLUTION RESOLN VARCHAR2 32 RESOLUTION indicates the native image resolution in meters per pixels. E.g., 0.5 metre
COLOUR COLOUR VARCHAR2 128 COLOUR indicates the colours and enhancements applied to the orthophotos. E.g., "COLOUR - BEETLE KILL ENHANCED" indicates that the photo is available in colour has had a specific set of filters applied to it.
MAP_GRID MAP_GRID VARCHAR2 64 MAP GRID indicates the map grid that the photo covers. E.g., a value of "1:20 000" indicates that the photo covers a BCGS map sheet.
VIEW_RESTRICTION RSTRCTD VARCHAR2 64 VIEW RESTRICTION indicates the audience that is allowed to view the file. In cases where this field is set to "Internal use only", the Orthophoto may not be available for purchase from the Base Map Online Store.
ENHANCED_IND ENHNCED NUMBER 1 ENHANCED IND (INDICATOR) contains a value of "0" or "1" for orthophotos that have had a mathematical calculation applied to the pixels to improve the contrast of the photograph. E.g., 0 (Not enhanced) or 1 (Enhanced)
FOREST_DISTRICT FOR_DIST VARCHAR2 32 FOREST DISTRICT contains official 3 letter acronym for the BC Forest Distrct covered in the Orthophoto. For example, a value of "DOS" indicates that the photo is within the bounds of the Okanagan Shuswap Forest District.
MUNICIPALITY MUNICPLT VARCHAR2 254 MUNICIPALITY contains the name of the municipality covered by the orthophoto.
FEATURE_CODE F_CODE VARCHAR2 10 FEATURE CODE contains a value based on the Canadian Council of Surveys and Mapping's (CCSM) system for classification of geographic features
GEOMETRY GEOMETRY SDO_GEOMETRY 64 GEOMETRY is the column used to reference the spatial coordinates defining the feature.
FEATURE_AREA_SQM FEAT_AREA NUMBER 19
FEATURE_LENGTH_M FEAT_LEN NUMBER 19
OBJECTID OBJECTID NUMBER 38 OBJECTID is a required attribute of feature classes and object classes in a geodatabase.
SE_ANNO_CAD_DATA BLOB 4000