Description Usage Arguments Details Value Examples
Function to flag pesticide samples
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qw.data |
A qw.data list generated from readNWISodbc |
returnAll |
logical, return dataframe containing all results or only return flagged samples. Default is FALSE |
Compares each sample with DQI code of "I","S", or "P" to ranges of all prior approved data ("R","O","A"), and flags samples that are suspisciously high or low i nnumber of hits for pesticide schedule 2437. Definitions of checks can be found at https://internal.cida.usgs.gov/NAWQA/data_checks/docs/files/check30-sql.html
A dataframe containing all samples with applicable flags
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