If you have the solar exposure:
Quote:
https://www.solarreviews.com › blog › 10kw-solar-systems-are-becoming-very-popular-here-is-why
Is a 10kW Solar System Right For Your Home? - Solar Reviews
The average 10kW solar system in the U.S. will cost about $22,200 after the federal solar tax credit. 10kW solar systems are usually made of between 27 and 35 solar panels. You will need between 475 and 615 square feet of roof space to accommodate a 10kW solar system.
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Microhydro would need impoundment and battery storage.
Wind would need a tower. Maybe a 4-cylinder Dunn-Wright air compressor and an air driven altermotor. Or two altermotors ganged on a single pulley.