Guyancourt is a commune of Yvelines, in Île-de-France. As of the latest census it counted 29,778 inhabitants.
129 rooftop PV installations totalling 2.0 MWp have been identified in Guyancourt by OpenPVMapper, ranking it 2nd in Yvelines out of 248 communes with detections. These detections span 2024–2024. Click here to see it on the map.
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