Dardenne Creek at O'fallon, MO
USGS Site No: 05514840 • Dardenne Creek • St. Charles County, MO
Dardenne Creek at O'fallon, MO on the Dardenne Creek is currently at 24 cfs (Normal — 58th percentile for this date) . Gage height: 1.23 ft.
Reading from
Historical Percentile Comparison
Today's discharge compared to the long-term record for June 11 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 | 7 | |
| 25th | Low threshold | 10 | |
| 50th (Median) | Normal (median) | 14 | |
| 75th | High threshold | 43 | Today: 24 cfs |
| 95th | Very High threshold | 937 |
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 | 25 | — |
| May 27, 2026 | 25 | — |
| May 26, 2026 | 22 | — |
| May 25, 2026 | 27 | — |
| May 24, 2026 | 35 | — |
| May 23, 2026 | 45 | — |
| May 22, 2026 | 65 | — |
| May 21, 2026 | 103 | — |
| May 20, 2026 | 189 | — |
| May 19, 2026 | 672 | — |
| May 18, 2026 | 851 | — |
| May 17, 2026 | 18 | — |
| May 16, 2026 | 30 | — |
| May 15, 2026 | 13 | — |
| Apr 21, 2026 | 51 | — |
| Apr 20, 2026 | 76 | — |
| Apr 19, 2026 | 144 | — |
| Apr 18, 2026 | 453 | — |
| Apr 17, 2026 | 109 | — |
| Apr 16, 2026 | 479 | — |
| Apr 15, 2026 | 31 | — |
| Apr 14, 2026 | 15 | — |
| Apr 13, 2026 | 16 | — |
| Apr 12, 2026 | 17 | — |
| Apr 11, 2026 | 18 | — |
| Apr 10, 2026 | 21 | — |
| Apr 9, 2026 | 23 | — |
| Apr 8, 2026 | 27 | — |
| Apr 7, 2026 | 33 | — |
| Apr 6, 2026 | 47 | — |
Station Information
- USGS Site No
- 05514840
- State
- MO
- County
- St. Charles County
- Coordinates
- 38.7404, -90.6951
- Drainage Area
- 61 mi²
- Datum (ft)
- 462.0
- HUC Code
- 07110009
Flood Stage Thresholds
- Action Stage
- 12.0 ft
- Flood Stage
- 14.0 ft
- Moderate Flood
- 16.0 ft
- Major Flood
- 18.0 ft
Currently 12.77 ft below flood stage.
Recent Extremes
- Max discharge
-
970 cfsJun 6, 2025
- Min discharge
-
1 cfsOct 16, 2025
- Days at flood stage
- 0
Computed from the local daily-values archive.
Nearby Gauges
-
Dardenne Creek at Old Town St. Peters, MOVery Low5.6 mi · 9 cfs
-
Bonhomme Creek Near Clarkson Valley, MONormal7.0 mi · 5 cfs
-
Caulks Creek at Chesterfield, MONormal8.0 mi · 13 cfs
-
Bonhomme Creek Near Ellisville, MONormal9.1 mi · 1 cfs
-
Creve Coeur Creek at Chesterfield, MONormal11.2 mi · 2 cfs