[fourdeuce82d]

That is a savings of 26,250 a year.

I thought the article suggested his total bill had been $60k, and he was saving $45k/year...still a 20+ year undertaking.

I guess if the residue can be used as fertilizer without further processing, you might have another revenue stream.

[dila813]

It says he saved 75% and it states his bill was reduced to about $15,000 a year.

It is then easy to do the math of a 58 year payback if you assume zero cost of cash with a zero interest rate.

Also, manure revenue stream doesn't require a 1.5million dollar investment even though it would generate more money than this venture detailed in this article even if it was free.

[tubebender]

I guess if the residue can be used as fertilizer without further processing,

You can't spread manure on a field if the run off could enter a stream or the Water Quality Control Board will be on you with big fines. Did it say each of those systems received nearly a half million dollars of our tax money...