San Antonio Light and Power Company was the idea of the first president of Pomona College, Dr. Cyrus Grandison Baldwin.

[1] Baldwin joined businessman Henry Harbison Sinclair in starting San Antonio Light and Power Company.

The San Bernardino power line was at the time the world's record for long-distance commercial electric transmission.

Pomona Water Powerplant worked great, but Southern California rain and snow, the source of the power, is not guaranteed each year.

The location of the power plant was not in place where a dam to store water for dry period could be built.