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Hydrometric Data Approval and Grade Code Reference Tables

Hydrometeorological data collected by TRCA undergoes a standard review and correction process to ensure all data is of known quality. Data follows a multi-step correction and approval process. The Reference Tables here provide look up values to Approval Codes and Data Quailty Codes found in TRCA published data.

Data and Resources

Additional Info

Field Value
Last Updated February 4, 2022, 20:54 (UTC)
Created February 4, 2022, 20:36 (UTC)