I'll stand pat with what I said earlier, that being water moving through the dam by any means other than a pipe is bad news. Maybe get with TJ and see what he recommends?

The sinkhole pond.....any chance of draining that sucker permanently, and drying it out?

"Forget pounds and ounces, I'm figuring displacement!"

If we accept that: MBG(+)FGSF(=)HBG(F1)
And we surmise that: BG(>)HBG(F1) while GSF(<)HBG(F1)
Would it hold true that: HBG(F1)(+)AM500(x)q.d.(=)1.5lbGRWT?
PB answer: It depends.