Rivers in Texas
Frio River near Derby
Below flood stage
-0.81ftStage
Observed Sun, Sep 20, 1:30 PM CDT
- Flood stage
- 6.00 ft
- Record crest
- 29.45 ft1932
Flood stages and impacts
| Category | Stage |
|---|---|
| Major flood | 17.00 ft |
| Moderate flood | 7.00 ft |
| Minor flood | 6.00 ft |
| Action | 6.00 ft |
- 17.00 ftMajor flooding reaches lowest homes and businesses downstream in Tilden. Hundreds of livestock are trapped and potentially drowned in low areas of the flood plain near Derby to Choke Canyon Reservoir. Major flooding of crop and pasture land near the river inundates oil well pump jacks and irrigation pumps.
- 14.00 ftSignificant crop and pastureland flooding below Uvalde to Choke Canyon Reservoir floods oil well pump jacks, irrigation pumps and any equipment in the flood plain. Numerous secondary roads and low bridges are flooded. Livestock are cut off and potentially drowned in low areas of the flood plain.
- 10.00 ftLowland flooding below Concan to Choke Canyon Reservoir floods oil well pump jacks, irrigation pumps and any equipment in the lower flood plain near and above Derby.
- 7.00 ftModerate lowland flooding closes Farm to Market 1581 near Derby.
- 6.00 ftMinor lowland flooding reaches the Farm to Market 1581 bridge floor.
Flood outlook
Chance of flooding, September to November
| Category | Chance |
|---|---|
| Minor flooding | 15% |
| Moderate flooding | 14% |
| Major flooding | Under 5% |
The three-month chances are the River Forecast Centers’ long-range flood outlook, issued August 28, 2026.
Crest history
18 crests on NOAA’s list since 1932.
| # | Date | Stage |
|---|---|---|
| 1 | July 4, 1932 | 29.45 ft |
| 2 | June 2, 1935 | 23.70 ft |
| 3 | July 21, 2007 | 22.02 ft |
| 4 | June 24, 1997 | 21.77 ft |
| 5 | July 18, 2026 | 20.51 ft |
| 6 | July 7, 2002 | 19.87 ft |
| 7 | May 31, 1987 | 17.29 ft |
| 8 | May 26, 2015 | 13.66 ft |
| 9 | December 23, 1991 | 11.65 ft |
| 10 | June 18, 1981 | 11.17 ft |
| 11 | July 18, 1990 | 11.03 ft |
| 12 | April 25, 1981 | 9.97 ft |
| 13 | September 18, 2018 | 9.95 ft |
| 14 | March 6, 1992 | 9.79 ft |
| 15 | October 18, 2018 | 9.40 ft |
| 16 | October 12, 2018 | 9.09 ft |
| 17 | September 24, 2018 | 9.02 ft |
| 18 | September 11, 2018 | 8.81 ft |
Most recent crests
- July 18, 2026: 20.51 ft
- October 18, 2018: 9.40 ft
- October 12, 2018: 9.09 ft
- September 24, 2018: 9.02 ft
- September 18, 2018: 9.95 ft
- September 11, 2018: 8.81 ft
- May 26, 2015: 13.66 ft
- July 21, 2007: 22.02 ft
- July 7, 2002: 19.87 ft
- June 24, 1997: 21.77 ft
Nearby
Upstream, downstream and the gauges around this one.
- UpstreamFrio River at Dry Frio near Uvalde
- DownstreamFrio River at Tilden
- Nueces River at Cotulla
- Nueces River at Asherton
- San Miguel Creek at Tilden
- Nueces River at FM 1025 Near Crystal City
- Atascosa River at FM 476 near Pleasanton
- Hondo Creek at SH 173 near Hondo
- Seco Creek at Rowe Ranch near D'Hanis
What this means
Forecasts by the West Gulf River Forecast Center. Forecasts are issued as needed during times of high water, but are not routinely available. River forecasts for this location take into account past precipitation and the precipitation amounts expected approximately 24 hours into the future from the forecast issuance time.
Sources
Stage, flood stages, impacts and crest history from NOAA’s National Water Prediction Service. Streamflow and the daily record from the U.S. Geological Survey.