Illinois River Near Kerby, OR
USGS Site No: 14377100 • Illinois River • Josephine County, OR
Illinois River Near Kerby, OR on the Illinois River is currently at 177 cfs (Low — 18th percentile for this date) . Gage height: 2.04 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 | 135 | |
| 25th | Low threshold | 219 | Today: 177 cfs |
| 50th (Median) | Normal (median) | 325 | |
| 75th | High threshold | 549 | |
| 95th | Very High threshold | 1,110 |
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 | 198 | — |
| May 27, 2026 | 194 | — |
| May 26, 2026 | 160 | — |
| May 25, 2026 | 149 | — |
| May 24, 2026 | 154 | — |
| May 23, 2026 | 160 | — |
| May 22, 2026 | 166 | — |
| May 21, 2026 | 175 | — |
| May 20, 2026 | 182 | — |
| May 19, 2026 | 194 | — |
| May 18, 2026 | 207 | — |
| May 17, 2026 | 216 | — |
| May 16, 2026 | 219 | — |
| May 15, 2026 | 224 | — |
| Apr 20, 2026 | 648 | — |
| Apr 19, 2026 | 700 | — |
| Apr 18, 2026 | 783 | — |
| Apr 17, 2026 | 897 | — |
| Apr 16, 2026 | 1,070 | — |
| Apr 15, 2026 | 853 | — |
| Apr 14, 2026 | 874 | — |
| Apr 13, 2026 | 1,010 | — |
| Apr 12, 2026 | 1,060 | — |
| Apr 11, 2026 | 602 | — |
| Apr 10, 2026 | 544 | — |
| Apr 9, 2026 | 532 | — |
| Apr 8, 2026 | 547 | — |
| Apr 7, 2026 | 604 | — |
| Apr 6, 2026 | 670 | — |
| Apr 5, 2026 | 758 | — |
Station Information
- USGS Site No
- 14377100
- State
- OR
- County
- Josephine County
- Coordinates
- 42.2318, -123.6637
- Drainage Area
- 380 mi²
- Datum (ft)
- 1,198.8
- HUC Code
- 17100311
Flood Stage Thresholds
- Action Stage
- 10.0 ft
- Flood Stage
- 35.0 ft
- Moderate Flood
- 37.0 ft
- Major Flood
- 40.0 ft
Currently 32.96 ft below flood stage.
Recent Extremes
- Max discharge
-
14,300 cfsFeb 24, 2026
- Min discharge
-
27 cfsSep 2, 2025
- Days at flood stage
- 0
Computed from the local daily-values archive.
Nearby Gauges
-
Sucker Creek below Little Grayback Ck, near Holland,orVery Low10.7 mi · 60 cfs
-
Applegate River Near Wilderville, ORLow15.6 mi · 177 cfs
-
Rogue River at Grants Pass, ORNormal22.4 mi · 2,460 cfs
-
Applegate River Near Applegate, ORVery Low26.8 mi · 154 cfs
-
Chetco River Near Brookings, ORLow27.8 mi · 276 cfs