Philadelphia, PA
Volt Resilience Score
A comparative score based on standardized solar output, seasonal solar consistency, federal disaster-declaration exposure and residential electricity prices.
refreshed from available public sourcesModeled annual AC output for a standardized 10 kW roof-mounted system.
How strongly the standardized system's weakest month falls below its monthly average.
Higher scores indicate fewer matching federal disaster declarations in the county-level proxy.
Standardized 10 kW monthly output
This profile helps show whether solar recharge is relatively consistent through the year or highly seasonal.
Electricity source: starter estimate
Interpret carefully. This index is not an outage forecast, engineering design, insurance risk score or guarantee of backup duration. Individual homes vary materially by load, roof orientation, shading, battery size, equipment and local grid conditions.