Homestead Hydro Power: Build Your Own Water-Power Plant

Harness the power of your stream and forget the electric company. This is the first of three installments of the five-part article printed by Popular Science that very concisely sketched out every step for establishing a small water-power plant on a farm or homestead.

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Weir method of measuring flow.  More trouble than the float method, this gives somewhat more accurate results. It is especially useful in shallow streams, or if a dam is already present.
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