Other than the upfront equipment costs, I don't see how the on-going costs would be that high. Kansas City, MO
With the filters and UV, you are describing a 1 acre aquarium. If it averages 3 feet deep then you're talking about maintaining a 1 MILLION gallon aquarium and trust me, that won't be cheap to clear! It may not even be possible with a soil bottom and without chlorine.
