American Fork above Upper Powerplant near American Fork, UT
USGS Site No: 10164500 • American Fork • Utah County, UT
American Fork above Upper Powerplant near American Fork, UT on the American Fork is currently at 67 cfs (Very High — 104th percentile for this date) . Gage height: 6.59 ft.
Reading from
Historical Percentile Comparison
Today's discharge compared to the long-term record for October 27 at this station. Percentile rank shows what fraction of historical years had lower flow on this date.
| Percentile | Label | CFS Threshold | Today's Flow |
|---|---|---|---|
| 10th | Very Low threshold | 13 | |
| 25th | Low threshold | 16 | |
| 50th (Median) | Normal (median) | 20 | |
| 75th | High threshold | 25 | |
| 95th | Very High threshold | 36 |
30-Day Hydrograph
Recent discharge plotted against the historical 10th–95th percentile envelope for the same calendar days. Source: USGS daily values + long-term statistics.
30-Day Flow History
| Date | Discharge (CFS) | Gage Ht (ft) |
|---|---|---|
| May 28, 2026 | 66 | — |
| May 27, 2026 | 59 | — |
| May 26, 2026 | 54 | — |
| May 25, 2026 | 41 | — |
| May 24, 2026 | 34 | — |
| May 23, 2026 | 31 | — |
| May 22, 2026 | 32 | — |
| May 21, 2026 | 33 | — |
| May 20, 2026 | 36 | — |
| May 19, 2026 | 41 | — |
| May 18, 2026 | 50 | — |
| May 17, 2026 | 54 | — |
| May 16, 2026 | 60 | — |
| May 15, 2026 | 61 | — |
| Apr 20, 2026 | 21 | — |
| Apr 19, 2026 | 22 | — |
| Apr 18, 2026 | 23 | — |
| Apr 17, 2026 | 24 | — |
| Apr 16, 2026 | 24 | — |
| Apr 15, 2026 | 25 | — |
| Apr 14, 2026 | 26 | — |
| Apr 13, 2026 | 29 | — |
| Apr 12, 2026 | 29 | — |
| Apr 11, 2026 | 30 | — |
| Apr 10, 2026 | 28 | — |
| Apr 9, 2026 | 26 | — |
| Apr 8, 2026 | 25 | — |
| Apr 7, 2026 | 25 | — |
| Apr 6, 2026 | 25 | — |
| Apr 5, 2026 | 25 | — |
Station Information
- USGS Site No
- 10164500
- State
- UT
- County
- Utah County
- Coordinates
- 40.4477, -111.6821
- Drainage Area
- 51 mi²
- Datum (ft)
- 5,937.2
- HUC Code
- 16020201
Flood Stage Thresholds
- Action Stage
- 8.2 ft
- Flood Stage
- 8.5 ft
- Moderate Flood
- 8.7 ft
- Major Flood
- 9.0 ft
Currently 1.91 ft below flood stage.
Recent Extremes
- Max discharge
-
158 cfsJun 3, 2025
- Min discharge
-
6 cfsFeb 16, 2026
- Days at flood stage
- 0
Computed from the local daily-values archive.
Nearby Gauges
-
Dry Creek at 300 North, at Alpine, UTUnknown4.6 mi · 10 cfs
-
Daniels Creek at Charleston, UTLow11.0 mi · 0 cfs
-
Snake Creek Near Charleston, UTVery Low11.6 mi · 24 cfs
-
Provo River Near Charleston, UTNormal11.8 mi · 171 cfs
-
Provo River at Provo, UTNormal14.5 mi · 121 cfs