Frio Rv at Concan, TX
USGS Site No: 08195000 • Frio River • Uvalde County, TX
Frio Rv at Concan, TX on the Frio River is currently at 26 cfs (Low — 21th percentile for this date) . Gage height: 3.51 ft.
Reading from
Historical Percentile Comparison
Today's discharge compared to the long-term record for October 28 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 | 15 | |
| 25th | Low threshold | 30 | Today: 26 cfs |
| 50th (Median) | Normal (median) | 66 | |
| 75th | High threshold | 140 | |
| 95th | Very High threshold | 451 |
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 | 27 | — |
| May 27, 2026 | 28 | — |
| May 26, 2026 | 29 | — |
| May 25, 2026 | 28 | — |
| May 24, 2026 | 30 | — |
| May 23, 2026 | 31 | — |
| May 22, 2026 | 31 | — |
| May 21, 2026 | 30 | — |
| May 20, 2026 | 30 | — |
| May 19, 2026 | 28 | — |
| May 18, 2026 | 29 | — |
| May 17, 2026 | 29 | — |
| May 16, 2026 | 29 | — |
| May 15, 2026 | 29 | — |
| Apr 20, 2026 | 43 | — |
| Apr 19, 2026 | 40 | — |
| Apr 18, 2026 | 41 | — |
| Apr 17, 2026 | 46 | — |
| Apr 16, 2026 | 60 | — |
| Apr 15, 2026 | 33 | — |
| Apr 14, 2026 | 21 | — |
| Apr 13, 2026 | 22 | — |
| Apr 12, 2026 | 23 | — |
| Apr 11, 2026 | 24 | — |
| Apr 10, 2026 | 24 | — |
| Apr 9, 2026 | 22 | — |
| Apr 8, 2026 | 22 | — |
| Apr 7, 2026 | 22 | — |
| Apr 6, 2026 | 23 | — |
| Apr 5, 2026 | 23 | — |
Station Information
- USGS Site No
- 08195000
- State
- TX
- County
- Uvalde County
- Coordinates
- 29.4886, -99.7048
- Drainage Area
- 389 mi²
- Datum (ft)
- 1,203.5
- HUC Code
- 12110106
Flood Stage Thresholds
- Action Stage
- 7.0 ft
- Flood Stage
- 11.0 ft
- Moderate Flood
- 12.0 ft
- Major Flood
- 15.0 ft
Currently 7.49 ft below flood stage.
Recent Extremes
- Max discharge
-
7,500 cfsJul 14, 2025
- Min discharge
-
7 cfsJun 9, 2025
- Days at flood stage
- 0
Computed from the local daily-values archive.
Nearby Gauges
-
Dry Frio Rv near Reagan Wells, TXNormal4.7 mi · 7 cfs
-
Dry Frio Rv at Fm 2690 near Knippa, TXUnknown7.9 mi · 0 cfs
-
Sabinal Rv near Sabinal, TXNormal12.7 mi · 2 cfs
-
Frio Rv below Dry Frio Rv near Uvalde, TXNormal16.9 mi · 0 cfs
-
Nueces Rv at Laguna, TXNormal18.1 mi · 84 cfs