If you’re curious about the viability of solar power in your location, a new map comparing the efficiency of grid power versus the average efficiency of a solar PV system at locations across the US might give you some helpful insights.
For those located in the Southwestern US, with abundant sunshine and heavy dependence on coal as an energy source, solar is virtually a no-brainer. But in other areas, with less insolation and more clean and affordable energy sources, such as hydropower, making the decision to go solar is a little trickier.

If you’re interested in knowing exactly where in the country solar energy is the most efficient — as compared to the local grid — then this new map (posted below) from Energy Points should be right up your alley. The map directly compares the…
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