28.15' - Flow equals the record, measured from a floodmark.

24' - Major flooding occurs up and downstream of the gage including in Black Canyon City.

21.08' - Flow equals the record measured by a gage, 59,500 cfs, recorded on February 19th, 1980.

19' - Moderate Flood Stage. Water approaches top of berm at River's Edge RV Park in Black Canyon City.

16' - Minor Flood Stage is reached. Inundation of low lying areas closest to the river.

15' - Minor lowland flooding occurs in the immediate area of the stream gage. Low water crossings downstream of Black Canyon City impacted by swiftly flowing water.