Great Miami River at Middletown OH
USGS Site No: 03272100 • Great Miami River • Butler County, OH
Great Miami River at Middletown OH on the Great Miami River is currently at 13,700 cfs (Very High — 96th percentile for this date) . Gage height: 7.15 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 | 525 | |
| 25th | Low threshold | 687 | |
| 50th (Median) | Normal (median) | 831 | |
| 75th | High threshold | 1,510 | |
| 95th | Very High threshold | 12,500 |
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 | 24,600 | — |
| May 27, 2026 | 14,700 | — |
| May 26, 2026 | 11,100 | — |
| May 25, 2026 | 19,900 | — |
| May 24, 2026 | 27,300 | — |
| May 23, 2026 | 31,700 | — |
| May 22, 2026 | 12,600 | — |
| May 21, 2026 | 17,600 | — |
| May 20, 2026 | 13,700 | — |
| May 17, 2026 | 2,760 | — |
| May 16, 2026 | 2,200 | — |
| May 15, 2026 | 2,290 | — |
| Apr 21, 2026 | 1,610 | — |
| Apr 20, 2026 | 1,740 | — |
| Apr 19, 2026 | 1,870 | — |
| Apr 18, 2026 | 2,010 | — |
| Apr 17, 2026 | 2,190 | — |
| Apr 16, 2026 | 1,840 | — |
| Apr 15, 2026 | 1,830 | — |
| Apr 14, 2026 | 1,920 | — |
| Apr 13, 2026 | 2,000 | — |
| Apr 12, 2026 | 2,130 | — |
| Apr 11, 2026 | 2,330 | — |
| Apr 10, 2026 | 2,580 | — |
| Apr 9, 2026 | 2,900 | — |
| Apr 8, 2026 | 3,290 | — |
| Apr 7, 2026 | 3,840 | — |
| Apr 6, 2026 | 4,500 | — |
| Apr 5, 2026 | 4,560 | — |
| Apr 4, 2026 | 4,910 | — |
Station Information
- USGS Site No
- 03272100
- State
- OH
- County
- Butler County
- Coordinates
- 39.5199, -84.4127
- Drainage Area
- 3,134 mi²
- Datum (ft)
- 625.1
- HUC Code
- 05080002
Flood Stage Thresholds
- Action Stage
- 9.0 ft
- Flood Stage
- 12.0 ft
- Moderate Flood
- 18.0 ft
- Major Flood
- 24.0 ft
Currently 4.85 ft below flood stage.
Recent Extremes
- Max discharge
-
31,700 cfsMay 23, 2026
- Min discharge
-
503 cfsOct 4, 2025
- Days at flood stage
- 0
Computed from the local daily-values archive.
Nearby Gauges
-
Great Miami River at Franklin OHVery High6.5 mi · 12,400 cfs
-
Great Miami River at Miamisburg OHVery High10.8 mi · 11,700 cfs
-
Holes Creek Near Kettering OHHigh14.8 mi · 23 cfs
-
Mill Creek at East Sharon Road at Sharonville OHVery High17.3 mi · 157 cfs
-
Mill Creek at Evendale OHVery High18.4 mi · 188 cfs