San Bernard Rv near Boling, TX
USGS Site No: 08117500 • San Bernard River • Fort Bend County, TX
San Bernard Rv near Boling, TX on the San Bernard River is currently at 1,660 cfs (High — 85th percentile for this date) . Gage height: 13.71 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 | 21 | |
| 25th | Low threshold | 45 | |
| 50th (Median) | Normal (median) | 117 | |
| 75th | High threshold | 387 | |
| 95th | Very High threshold | 3,010 | Today: 1,660 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 | 2,840 | 17.94 |
| May 27, 2026 | 2,040 | 14.65 |
| May 26, 2026 | 570 | 7.92 |
| May 25, 2026 | 1,170 | 11.32 |
| May 24, 2026 | 2,480 | 16.79 |
| May 23, 2026 | 1,470 | 12.22 |
| May 22, 2026 | 491 | 7.36 |
| May 21, 2026 | 903 | 9.85 |
| May 20, 2026 | 378 | 5.91 |
| May 19, 2026 | 46 | 3.21 |
| May 18, 2026 | 52 | 3.30 |
| May 17, 2026 | 69 | 3.56 |
| May 16, 2026 | 90 | 3.84 |
| May 15, 2026 | 99 | 3.95 |
| Apr 20, 2026 | 117 | 3.90 |
| Apr 19, 2026 | 48 | 3.19 |
| Apr 18, 2026 | 19 | 2.73 |
| Apr 17, 2026 | 25 | 2.86 |
| Apr 16, 2026 | 30 | 2.93 |
| Apr 15, 2026 | 22 | 2.79 |
| Apr 14, 2026 | 24 | 2.84 |
| Apr 13, 2026 | 25 | 2.85 |
| Apr 12, 2026 | 37 | 3.04 |
| Apr 11, 2026 | 26 | 2.85 |
| Apr 10, 2026 | 15 | 2.66 |
| Apr 9, 2026 | 17 | 2.69 |
| Apr 8, 2026 | 18 | 2.72 |
| Apr 7, 2026 | 11 | 2.58 |
| Apr 6, 2026 | 8 | 2.52 |
| Apr 5, 2026 | 12 | 2.61 |
Station Information
- USGS Site No
- 08117500
- State
- TX
- County
- Fort Bend County
- Coordinates
- 29.3136, -95.8938
- Drainage Area
- 727 mi²
- Datum (ft)
- 30.8
- HUC Code
- 12090401
Flood Stage Thresholds
- Action Stage
- 14.0 ft
- Flood Stage
- 18.0 ft
- Moderate Flood
- 22.0 ft
- Major Flood
- 32.0 ft
Currently 4.29 ft below flood stage.
Recent Extremes
- Max discharge
-
4,830 cfsJun 13, 2025
- Min discharge
-
0 cfsMay 24, 2025
- Days at flood stage
- 3
Computed from the local daily-values archive.
Nearby Gauges
-
Big Ck near Needville, TXHigh12.2 mi · 93 cfs
-
Dry Ck near Rosenberg, TXVery High16.3 mi · 112 cfs
-
Brazos Rv near Rosharon, TXNormal18.9 mi · 8,480 cfs
-
Brazos Rv at Richmond, TXNormal20.3 mi · 7,010 cfs
-
Buffalo Bayou near Katy, TXHigh30.1 mi · 115 cfs