Hydrology: 100 Year Peak Flow Isolines (Historical)
652 views (6 recent)Published by the Ministry of Environment and Climate Change Strategy - Knowledge Management
Licensed under Open Government Licence - British Columbia
Data and Resources
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Spatial layer intended to display 100 year peak flow isolines.
Isolines delineated as part of report titled 'British Columbia Streamflow Inventory - 1998' by H. Coulson & W. Obedkoff.
|Name||Ashfaque Ahmed (pointOfContact)|
|Organization||Ministry of Environment and Climate Change Strategy|
Access & Security
|Who can view this dataset?||Public|
|Who can download this dataset?||Public|
|Record Last Modified||2019-12-17|
Object Name: WHSE_WATER_MANAGEMENT.HYDZ_100YEAR_PEAK_FLOW_LINE
Short Name: HYD100_PFL
Comments: 100YEAR PEAK FLOW LINE SP represents the Instantaneous hydrometric peak flow isoline (m3 per second) 100 yr period for 100 sq. km.
|Column Name||Short Name||Data Type||Data Precision||Comments|
|HYDZ_100YEAR_PEAK_FLOW_LINE_ID||HDZ100RPKF||NUMBER||10||HYDZ 100YEAR PEAK FLOW LINE ID is the primary unique numeric identifier for a feature.|
|FEATURE_CODE||FTRCD||VARCHAR2||10||FEATURE CODE is a 10 character alpha-numeric code based on the Canadian Council on Surveying and Mapping (CCSM) coding convention.|
|PEAK_FLOW_100YR_IN_M3_PER_SEC||PKFLW100RN||NUMBER||5||PEAK FLOW 100YR IN M3 PER SEC is the 100 year peak flow isoline in cubic metres per second for 100 sq. kilometers watersheds and 100 year return period.|
|GEOMETRY||GEOMETRY||SDO_GEOMETRY||1||GEOMETRY is the column used to reference the spatial coordinates defining the feature.|
|OBJECTID||OBJECTID||NUMBER||38||OBJECTID is a required attribute of feature classes and object classes in a geodatabase.|
|SE_ANNO_CAD_DATA||BLOB||4000||SE_ANNO_CAD_DATA is a binary column used by spatial tools to store annotation, curve features and CAD data when using the SDO_GEOMETRY storage data type.|
|FEATURE_LENGTH_M||FEAT_LEN||NUMBER||19||FEATURE_LENGTH_M is the system calculated length or perimeter of a geometry in meters|