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Daily rainfall records from ''BARRIE LANDFILL'' weather station were obtained for the years 2015 - 2017, from the [http://climate.weather.gc.ca/historical_data/search_historic_data_e.html Environment Canada historical data record].
 
Daily rainfall records from ''BARRIE LANDFILL'' weather station were obtained for the years 2015 - 2017, from the [http://climate.weather.gc.ca/historical_data/search_historic_data_e.html Environment Canada historical data record].
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The example will only consider rainstorm events, although the records also contain data for 'precipitation', which could be used instead if snowfall were also of interest to the analyst. (For example, if the analyst wished to calculate annual retention or runoff from a facility.)
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The example will only consider rainstorm events, although the records also contain data for 'precipitation'. Precipitation is more useful if snowfall were also of interest to the analyst. (For example, if the analyst wished to calculate annual retention or runoff from a facility.)
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This graph shows the data as a ''time series''.
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[[File:Barrie time series.png]]
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