Fourmile Creek Near Ankeny, IA Ds1
USGS Site No: 05485605 • Fourmile Creek • Polk County, IA
Fourmile Creek Near Ankeny, IA Ds1 on the Fourmile Creek is currently at 50 cfs (High — 75th percentile for this date) . Gage height: 1.96 ft.
Reading from
Historical Percentile Comparison
Today's discharge compared to the long-term record for October 28 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 | 2 | |
| 25th | Low threshold | 5 | |
| 50th (Median) | Normal (median) | 14 | |
| 75th | High threshold | 46 | |
| 95th | Very High threshold | 226 | Today: 50 cfs |
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 | 53 | — |
| May 27, 2026 | 57 | — |
| May 26, 2026 | 61 | — |
| May 25, 2026 | 67 | — |
| May 24, 2026 | 74 | — |
| May 23, 2026 | 88 | — |
| May 22, 2026 | 106 | — |
| May 21, 2026 | 136 | — |
| May 20, 2026 | 203 | — |
| May 19, 2026 | 344 | — |
| May 18, 2026 | 175 | — |
| May 17, 2026 | 66 | — |
| May 16, 2026 | 73 | — |
| May 15, 2026 | 38 | — |
| Apr 20, 2026 | 87 | — |
| Apr 19, 2026 | 115 | — |
| Apr 18, 2026 | 163 | — |
| Apr 17, 2026 | 227 | — |
| Apr 16, 2026 | 338 | — |
| Apr 15, 2026 | 276 | — |
| Apr 14, 2026 | 124 | — |
| Apr 13, 2026 | 154 | — |
| Apr 12, 2026 | 196 | — |
| Apr 11, 2026 | 270 | — |
| Apr 10, 2026 | 471 | — |
| Apr 9, 2026 | 197 | — |
| Apr 8, 2026 | 99 | — |
| Apr 7, 2026 | 120 | — |
| Apr 6, 2026 | 166 | — |
| Apr 5, 2026 | 254 | — |
Station Information
- USGS Site No
- 05485605
- State
- IA
- County
- Polk County
- Coordinates
- 41.7173, -93.5696
- Drainage Area
- 62 mi²
- Datum (ft)
- 864.9
- HUC Code
- 07100008
Flood Stage Thresholds
- Action Stage
- 8.0 ft
- Flood Stage
- 11.0 ft
Currently 9.04 ft below flood stage.
Recent Extremes
- Max discharge
-
941 cfsMay 20, 2025
- Min discharge
-
4 cfsJan 27, 2026
- Days at flood stage
- 0
Computed from the local daily-values archive.
Nearby Gauges
-
Des Moines River Near Saylorville, IAHigh5.7 mi · 5,400 cfs
-
Fourmile Creek at Des Moines, IANormal7.3 mi · 57 cfs
-
Des Moines River at 2nd Avenue at Des Moines, IAHigh7.7 mi · 5,520 cfs
-
Beaver Creek Near Grimes, IAHigh8.8 mi · 288 cfs
-
Des Moines River below Raccoon Riv at Des Moines, IAHigh9.8 mi · 8,630 cfs