For existing large beef, dairy, horse, sheep, swine, poultry, and veal calf concentrated animal feeding operations and new large beef, dairy, horse, and sheep concentrated animal feeding operations, there shall be no discharge of manure, litter, or process wastewater pollutants into waters of the state from the production area except that when precipitation causes an overflow of manure, litter, or process wastewater, the overflow may be discharged into waters of the state provided the production area is:
130 Neb. Admin. Code, ch. 7, § 001