Ifanadiana Sentinel2 MNDWI

MNDWI (McFeeter’s Normalized Difference Water Index) data calculated from Sentinel-2 images. Values are extracted within a 1-km radius of 4 main villages per fokontany. A weighted average is then calculated based on the number of buildings per village.

Columns :
- comm_fkt : name of fokontany using standardized ‘new_commune’_’fokontany’ nomenclature
- vill_mndwi : mndwi values calculated from Sentinel-2 images
- date : date in format: YYYY-MM, corresponding to year and month

Data and Resources

Additional Info

Field Value
Source Copernicus data
Last Updated August 20, 2025, 14:26 (UTC)
Created July 16, 2025, 15:35 (UTC)
Data link https://gitlab.com/pivot-sci-apps/smaller-backend/-/blob/main/data/model-variables/vill_mndwi.csv?ref_type=heads
Processing steps Calculation of MNDWI using the following equation: (B03 - B08) / (B03 + B08) Extraction of MNDWI values in a 1 km buffer zone around selected villages Calculation of weighted average based on number of buildings per village