La Porte du Der, in Haute-Marne (Grand Est), counted 2,099 inhabitants as of the latest census.
OpenPVMapper has identified 57 rooftop PV installations in La Porte du Der, totalling 374 kWp — the 14th commune in Haute-Marne by installed capacity, out of 402 communes with detections. Detections span 2019–2025. To explore every detection in La Porte du Der, click here to see it on the map.
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