8.5' - County roads and bridges have water flowing over them. Several homes flood.May 2018 - Old Town Road just north of Three Forks begins to flood. Road had to be closed.

8' - Farm buildings flood around Three Forks.Also monitor Boulder River. When Boulder River (BLDM8) starts to go above 8.0 feet, this can have an effect on rise/lowering of the Jefferson River near Three Forks. (June 2017)

7.5' - At 7.5 Feet...Agricultural land floods near Three Forks.

7.3' - At 7.3 Feet...Water starts to come out of its bank on the Jefferson River near Silver Star and Waterloo in Madison County. The water is near the foundations of several homes. Waterloo Road and Riverside Drive have water on them. An areal flood advisory is recommended from north of Twin Bridges to north of Waterloo. Look at staff gage PBRM8 for data. (June 2017). PBR only available from July thru September starting in 2018.