 The mean flow as measured at Frampton Cottrell is 60 cubic feet per second ( 1 @.@ 7 m3 / s ) , with a peak on 30 October 2000 of 788 cubic feet per second ( 22 @.@ 3 m3 / s ) and a minimum on 10 August 1990 of 1 @.@ 0 cubic foot per second ( 0 @.@ 028 m3 / s ) . The mean flow as measured at Frenchay is 60 cubic feet per second ( 1 @.@ 7 m3 / s ) , with a peak on 10 July 1968 of 2 @,@ 474 cubic feet per second ( 70 @.@ 1 m3 / s ) and a minimum on 9 August 1976 of 2 @.@ 8 cubic feet per second ( 0 @.@ 079 m3 / s ) . 
