Willis Ck near Granger, TX
USGS Site No: 08105505 • Willis Creek • Williamson County, TX
Willis Ck near Granger, TX on the Willis Creek is currently at 58 cfs (Very High — 95th percentile for this date) . Gage height: 4.80 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 | 0 | |
| 25th | Low threshold | 0 | |
| 50th (Median) | Normal (median) | 4 | |
| 75th | High threshold | 16 | |
| 95th | Very High threshold | 0 |
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 | 96 | 5.25 |
| May 27, 2026 | 445 | 8.28 |
| May 26, 2026 | 49 | 4.68 |
| May 25, 2026 | 41 | 4.56 |
| May 24, 2026 | 56 | 4.79 |
| May 23, 2026 | 88 | 5.20 |
| May 22, 2026 | 203 | 6.36 |
| May 21, 2026 | 174 | 5.98 |
| May 20, 2026 | 1,640 | 11.56 |
| May 19, 2026 | 254 | 5.40 |
| May 18, 2026 | 10 | 3.97 |
| May 17, 2026 | 10 | 3.99 |
| May 16, 2026 | 11 | 4.03 |
| May 15, 2026 | 13 | 4.06 |
| Apr 20, 2026 | 0 | 3.70 |
| Apr 19, 2026 | 0 | 3.74 |
| Apr 18, 2026 | 0 | 3.68 |
| Apr 17, 2026 | 0 | 3.66 |
| Apr 16, 2026 | 0 | 3.68 |
| Apr 15, 2026 | 0 | 3.70 |
| Apr 14, 2026 | 0 | 3.76 |
| Apr 13, 2026 | 0 | 3.79 |
| Apr 12, 2026 | 0 | 3.75 |
| Apr 11, 2026 | 0 | 3.69 |
| Apr 10, 2026 | 0 | 3.68 |
| Apr 9, 2026 | 0 | 3.68 |
| Apr 8, 2026 | 0 | 3.70 |
| Apr 7, 2026 | 0 | 3.73 |
| Apr 6, 2026 | 0 | 3.78 |
| Apr 5, 2026 | 1 | 3.95 |
Station Information
- USGS Site No
- 08105505
- State
- TX
- County
- Williamson County
- Coordinates
- 30.7022, -97.4342
- Drainage Area
- 58 mi²
- Datum (ft)
- 513.9
- HUC Code
- 12070205
Recent Extremes
- Max discharge
-
1,640 cfsMay 20, 2026
- Min discharge
-
0 cfsJan 23, 2026
Computed from the local daily-values archive.
Nearby Gauges
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San Gabriel Rv at Laneport, TXHigh9.2 mi · 1,990 cfs
-
Berry Ck at Airport Road near Georgetown, TXVery High13.8 mi · 138 cfs
-
Brushy Ck at Fm 619 near Taylor, TXUnknown13.8 mi · 776 cfs
-
South Fork San Gabriel Rv at Georgetown, TXHigh16.2 mi · 96 cfs
-
North Fork San Gabriel Rv near Georgetown, TXVery High16.7 mi · 1,040 cfs