41. The agency readied purification plants in anticipation of extreme turbidity from rainfall runoff. 42. It also varies with seasonal changes in turbidity . 43. Altering flow regimes in rivers affects turbidity , formation of pools, and temperature. 44. Despite the poor aesthetics including turbidity , the water quality is not particularly poor. 45. It ranged from less than one Jackson Turbidity Unit to 50 Jackson Turbidity Units. 46. It ranged from less than one Jackson Turbidity Unit to 50 Jackson Turbidity Units. 47. The inlets have a naturally low turbidity but have a high sediment trapping efficiency. 48. Thus the mudflats appear to be slowly receding, although turbidity remains extremely high. 49. Increasing the media diameter and filter rate however results in degradation of effluent turbidity . 50. It has been extirpated in areas with excess turbidity and siltation in western Ohio.