Ohio River at Louisville, KY
USGS Site No: 03294500 • Ohio River • Jefferson County, KY
Ohio River at Louisville, KY on the Ohio River is currently at 348,000 cfs (Very High — 100th percentile for this date) . Gage height: 40.45 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 | 26,300 | |
| 25th | Low threshold | 38,100 | |
| 50th (Median) | Normal (median) | 71,200 | |
| 75th | High threshold | 123,000 | |
| 95th | Very High threshold | 232,000 |
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 | 320,000 | 39.16 |
| May 27, 2026 | 307,000 | 38.78 |
| May 26, 2026 | 307,000 | 37.92 |
| May 25, 2026 | 274,000 | 35.62 |
| May 24, 2026 | 251,000 | 34.03 |
| May 23, 2026 | 215,000 | 28.84 |
| May 22, 2026 | 120,000 | 20.44 |
| May 21, 2026 | 114,000 | 19.32 |
| May 18, 2026 | 65,200 | 15.07 |
| May 17, 2026 | 86,100 | 16.87 |
| May 16, 2026 | 72,800 | 15.45 |
| May 15, 2026 | 73,400 | 15.94 |
| Apr 21, 2026 | 96,100 | 18.22 |
| Apr 20, 2026 | 102,000 | 18.48 |
| Apr 19, 2026 | 98,900 | 18.12 |
| Apr 18, 2026 | 96,500 | 17.95 |
| Apr 17, 2026 | 98,700 | 18.17 |
| Apr 16, 2026 | 104,000 | 18.74 |
| Apr 15, 2026 | 113,000 | 19.83 |
| Apr 14, 2026 | 131,000 | 21.65 |
| Apr 13, 2026 | 142,000 | 22.73 |
| Apr 12, 2026 | 159,000 | 24.48 |
| Apr 11, 2026 | 179,000 | 26.66 |
| Apr 10, 2026 | 202,000 | 28.81 |
| Apr 9, 2026 | 214,000 | 29.74 |
| Apr 8, 2026 | 210,000 | 29.46 |
| Apr 7, 2026 | 212,000 | 29.98 |
| Apr 6, 2026 | 226,000 | 31.10 |
| Apr 5, 2026 | 230,000 | 31.21 |
| Apr 4, 2026 | 221,000 | 29.67 |
Station Information
- USGS Site No
- 03294500
- State
- KY
- County
- Jefferson County
- Coordinates
- 38.2803, -85.7991
- Drainage Area
- 91,170 mi²
- Datum (ft)
- 373.2
- HUC Code
- 05140101
Flood Stage Thresholds
- Action Stage
- 53.0 ft
- Flood Stage
- 55.0 ft
- Moderate Flood
- 65.0 ft
- Major Flood
- 73.0 ft
Currently 14.55 ft below flood stage.
Recent Extremes
- Max discharge
-
381,000 cfsMar 8, 2026
- Min discharge
-
9,690 cfsAug 16, 2025
- Days at flood stage
- 0
Computed from the local daily-values archive.
Nearby Gauges
-
Beargrass Creek at River Road at Louisville, KYVery High4.4 mi · 95 cfs
-
South Fork Beargrass Creek at East Oak St at Louisville, KYNormal5.0 mi · 19 cfs
-
Ohio River at Water Tower at Louisville, KYVery High5.3 mi · 351,000 cfs
-
South Fork Beargrass Creek at Louisville, KYNormal7.1 mi · 10 cfs
-
Silver Creek Near Sellersburg, INHigh7.4 mi · 287 cfs