American Fork River near American Fork

1. 9.00 ftmajor flooding will take place throughout the Cedar Hills Golf Course, any areas that the American Fork River flows through the town of American Fork. The Utah County sewer plant will also be impacted.
2. 8.69 ftmoderate flooding will impact Cedar Hills Golf Course adjacent to the mouth of American Fork Canyon. The areas in American Fork susceptible to damage include 100 N. 250 E., 400 N. and 400 E.. Both these areas are susceptible to debris jams in the underlying culverts. Additionally, depending on the amount of sediment at the debris basin near I-15, the sewer lift station may flood.
3. 8.50 ftminor flooding will occur near 100N 250E in American Fork. Flooding will occur at the Utah County Boat Harbor Road near Utah Lake and affect the sewer lift station. The area near 400 N. 400 E. may experience flooding if the river is filled with debris as double barrel culvert frequently becomes jammed overtopping the road.

Chance of flooding, September to November

The three-month chances are the River Forecast Centers’ long-range flood outlook, issued September 21, 2026.

Most recent crests

• June 8, 2019: 7.55 ft
• May 23, 2018: 6.85 ft
• June 7, 2017: 7.47 ft
• June 7, 2016: 7.23 ft
• June 2, 2015: 6.81 ft
• May 28, 2014: 7.19 ft
• June 8, 1986: 7.86 ft
• June 1, 1986: 7.90 ft
• May 31, 1983: 9.00 ft
• June 11, 1980: 7.20 ft

• Jordan River at 5th North
• Little Cottonwood Creek at Salt Lake City
• Big Cottonwood Creek at Salt Lake City
• Little Cottonwood Creek at Crestwood Park
• Provo River at Provo
• Jordan River at 90th South
• Big Cottonwood Creek at Cottonwood Lane
• Mill Creek at Mill Creek

Forecasts by the Colorado Basin River Forecast Center. Forecasts are issued routinely year-round.

Stage, flood stages, impacts and crest history from NOAA’s National Water Prediction Service. Streamflow and the daily record from the U.S. Geological Survey.