pastas.stats.sgi

sgi(series)[source]

Method to compute the Standardized Groundwater Index [sgi_2013].

Parameters

series (pandas.Series) –

Returns

sgi_series – Pandas time series of the groundwater levels. Time series index should be a pandas DatetimeIndex.

Return type

pandas.Series

References

sgi_2013

Bloomfield, J. P. and Marchant, B. P.: Analysis of groundwater drought building on the standardised precipitation index approach, Hydrol. Earth Syst. Sci., 17, 4769–4787, 2013.