sensortoolkit.model._purpleair_uscorrection.purpleair_us_corr

purpleair_us_corr(df, param)[source]

US-Wide Correction equation of Barkjohn et al. 2021 for PurpleAir PA-II sensors.

Publication Link:

https://amt.copernicus.org/articles/14/4617/2021/

Parameters

df (pandas dataframe) – Dataframe with PurpleAir PA-II concentration values for PM2.5

Returns

Modified dataframe with US-Correction applied to param values ( under column header param + ‘_corrected’)

Return type

df (pandas dataframe)

Raises
  • KeyError – If passed param name not in dataframe

  • KeyError – If ‘RH’ not in passed dataframe