A sea of rich-people poop dumped in a creek by a Warren County luxury resort that bills itself as a nature sanctuary resulted in the deaths of an estimated 700 fish over the course of July 4th weekend, according to state investigators.As first reported by the Warren County Record, low oxygen levels in Charrette Creek, located just south of Innsbrook Resort, caused the fish kill. Those low oxygen levels were the result of a sewage contamination, courtesy of Innsbrook's overloaded wastewater treatment facility.…