Part of Allier (Auvergne-Rhône-Alpes), Gannat counted 5,610 inhabitants as of the latest census.
OpenPVMapper's latest release puts Gannat at 2.0 MWp of estimated rooftop PV capacity over 141 installations — 21st in Allier out of 315 communes with detections. The detections span 2019–2025. click here to see it on the map.
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