San Gabriel Rv at Laneport, TX
USGS Site No: 08105700 • San Gabriel River • Williamson County, TX
San Gabriel Rv at Laneport, TX on the San Gabriel River is currently at 1,990 cfs (High — 92th percentile for this date) . Gage height: 12.48 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 | 4 | |
| 25th | Low threshold | 8 | |
| 50th (Median) | Normal (median) | 41 | |
| 75th | High threshold | 394 | |
| 95th | Very High threshold | 2,240 | Today: 1,990 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 | 1,610 | 11.15 |
| May 27, 2026 | 1,210 | 9.78 |
| May 26, 2026 | 1,440 | 10.68 |
| May 25, 2026 | 1,690 | 11.58 |
| May 24, 2026 | 1,680 | 11.60 |
| May 23, 2026 | 1,680 | 11.64 |
| May 22, 2026 | 1,700 | 11.76 |
| May 21, 2026 | 1,680 | 11.73 |
| May 20, 2026 | 578 | 7.47 |
| May 19, 2026 | 41 | 5.31 |
| May 18, 2026 | 220 | 6.29 |
| May 17, 2026 | 400 | 7.24 |
| May 16, 2026 | 400 | 7.24 |
| May 15, 2026 | 400 | 7.24 |
| Apr 20, 2026 | 30 | 5.32 |
| Apr 19, 2026 | 30 | 5.33 |
| Apr 18, 2026 | 30 | 5.33 |
| Apr 17, 2026 | 30 | 5.33 |
| Apr 16, 2026 | 30 | 5.33 |
| Apr 15, 2026 | 30 | 5.33 |
| Apr 14, 2026 | 31 | 5.34 |
| Apr 13, 2026 | 20 | 5.15 |
| Apr 12, 2026 | 11 | 4.98 |
| Apr 11, 2026 | 10 | 4.98 |
| Apr 10, 2026 | 11 | 4.99 |
| Apr 9, 2026 | 13 | 5.03 |
| Apr 8, 2026 | 11 | 4.98 |
| Apr 7, 2026 | 11 | 4.98 |
| Apr 6, 2026 | 11 | 4.98 |
| Apr 5, 2026 | 11 | 4.99 |
Station Information
- USGS Site No
- 08105700
- State
- TX
- County
- Williamson County
- Coordinates
- 30.6944, -97.2789
- Drainage Area
- 738 mi²
- Datum (ft)
- 412.8
- HUC Code
- 12070205
Recent Extremes
- Max discharge
-
2,510 cfsJul 10, 2025
- Min discharge
-
0 cfsOct 14, 2025
Computed from the local daily-values archive.
Nearby Gauges
-
Willis Ck near Granger, TXVery High9.2 mi · 58 cfs
-
Brushy Ck at Fm 619 near Taylor, TXUnknown12.6 mi · 776 cfs
-
Little Rv near Rockdale, TXVery High16.4 mi · 951 cfs
-
Little Rv near Little River, TXNormal19.2 mi · 1,550 cfs
-
Little Rv near Cameron, TXHigh22.0 mi · 4,080 cfs