Blanco Rv at Wimberley, TX
USGS Site No: 08171000 • Blanco River • Hays County, TX
Blanco Rv at Wimberley, TX on the Blanco River is currently at 5 cfs (Very Low — 3th percentile for this date) . Gage height: 3.50 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 | 14 | Today: 5 cfs |
| 25th | Low threshold | 32 | |
| 50th (Median) | Normal (median) | 81 | |
| 75th | High threshold | 168 | |
| 95th | Very High threshold | 1,020 |
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 | 6 | 3.55 |
| May 27, 2026 | 7 | 3.56 |
| May 26, 2026 | 4 | 3.49 |
| May 25, 2026 | 4 | 3.48 |
| May 24, 2026 | 5 | 3.51 |
| May 23, 2026 | 7 | 3.56 |
| May 22, 2026 | 9 | 3.61 |
| May 21, 2026 | 10 | 3.59 |
| May 20, 2026 | 5 | 3.51 |
| May 19, 2026 | 3 | 3.46 |
| May 18, 2026 | 3 | 3.44 |
| May 17, 2026 | 3 | 3.44 |
| May 16, 2026 | 3 | 3.43 |
| May 15, 2026 | 3 | 3.45 |
| Apr 20, 2026 | 9 | 3.60 |
| Apr 19, 2026 | 5 | 3.50 |
| Apr 18, 2026 | 3 | 3.46 |
| Apr 17, 2026 | 4 | 3.46 |
| Apr 16, 2026 | 4 | 3.47 |
| Apr 15, 2026 | 4 | 3.48 |
| Apr 14, 2026 | 5 | 3.50 |
| Apr 13, 2026 | 6 | 3.54 |
| Apr 12, 2026 | 7 | 3.55 |
| Apr 11, 2026 | 5 | 3.51 |
| Apr 10, 2026 | 5 | 3.50 |
| Apr 9, 2026 | 5 | 3.52 |
| Apr 8, 2026 | 4 | 3.47 |
| Apr 7, 2026 | 4 | 3.47 |
| Apr 6, 2026 | 4 | 3.48 |
| Apr 5, 2026 | 5 | 3.50 |
Station Information
- USGS Site No
- 08171000
- State
- TX
- County
- Hays County
- Coordinates
- 29.9944, -98.0889
- Drainage Area
- 355 mi²
- Datum (ft)
- 797.4
- HUC Code
- 12100203
Flood Stage Thresholds
- Action Stage
- 10.0 ft
- Flood Stage
- 13.0 ft
- Moderate Flood
- 17.0 ft
- Major Flood
- 26.0 ft
Currently 9.50 ft below flood stage.
Recent Extremes
- Max discharge
-
556 cfsJun 12, 2025
- Min discharge
-
3 cfsMay 22, 2025
- Days at flood stage
- 0
Computed from the local daily-values archive.
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Bear Ck below Fm 1826 near Driftwood, TXNormal14.3 mi · 6 cfs
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Little Bear Ck at Stoneledge Quarry near Manchaca,txUnknown14.3 mi · 0 cfs
-
Bear Ck at Spillar Ranch Road near Manchaca, TXNormal16.0 mi · 8 cfs
-
Onion Ck at Twin Creeks Road near Manchaca, TXNormal18.4 mi · 4 cfs