This layer represents Water Survey of Canada (WSC) and United States Geological Survey (USGS) gauge stations that meet the following criteria for inclusion: at least 10 years or data (with 350 or more days of observations) above the low outlier threshold; less than 20% (by basin drainage area) regulation; a corresponding basin polygon dataset (either supplied or delineated) with a area <15% different than the basin area reported by WSC or USGS; full metadata coverage for the basin (e.g. mean annual precipitation, elevation, etc.); and 1-, 3-, 5-, and -10 day distribution fits that did not overlap for any Average Recurrence Interval’s (ARI) above 2 years. See Bulletin 2020-1-RFFA British Columbia Extreme Flood Project – Regional Flood Frequency Analysis – Technical development report and manual to complete a regional flood frequency analysis.
Made available by the Government of British Columbia
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- Publisher - Current Organization Name: Government of British Columbia
- Licence: Open Government Licence - British Columbia
Data and Resources
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Bulletin 2020-1-Regional Flood Frequency Analysis StationCSVEnglish dataset CSV
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Original metadata (https://catalogue.data.gov.bc.ca)HTMLEnglish dataset HTML
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British Columbia Regional Flood Frequency Analysis PortalHTMLEnglish dataset HTML
Contact Information
Electronic Mail Address: Jesal.Shah@gov.bc.ca