Rivers in Texas
Onion Creek near Driftwood
Below flood stage
1.79ftStage
Observed Tue, Sep 22, 2:45 AM CDT
- Flood stage
- 5.50 ft
- Record crest
- 26.39 ft2015
Flood stages and impacts
| Category | Stage |
|---|---|
| Major flood | 13.00 ft |
| Moderate flood | 7.00 ft |
| Minor flood | 5.50 ft |
| Action | 5.50 ft |
- 25.00 ftMajor flooding is near the USGS survey 1:25 year level. Homes in a mobile home park downstream above William Cannon Drive in Austin will flood. Roads and bridges are severely flooded and very dangerous from the headwaters to the Colorado River.
- 23.00 ftMajor flooding makes roads and bridges very dangerous to auto traffic. A mobile home park downstream above William Cannon Drive in Austin will be threatened. Livestock should be moved from vulnerable areas of the flood plain.
- 20.50 ftMajor flooding is near the USGS survey 1:10 year level. Livestock are threatened in the flood plain. Roads and bridges are severely flooded and very dangerous from the headwaters to the Colorado River. A mobile home park downstream above William Cannon Drive in Austin will be threatened.
- 18.00 ftMajor flooding is well into the flood plain. Roads and bridges from the headwaters to the Colorado River in Austin are severely flooded and very dangerous. The two Ranch to Market Rd 150 crossings are under 13 feet of water.
- 15.00 ftMajor flooding is near the USGS survey 1:5 year level. Flow is ten feet over the two Ranch to Market Rd 150 crossings and well into the flood plain, threatening livestock. Roads and low bridges are flooded and dangerous from the headwaters to the Colorado River.
- 13.00 ftMajor flooding cuts off livestock in the flood plain from the headwaters to above I-35. Flow is eight feet over the two Ranch to Market Rd 150 crossings. Widespread severe flooding of secondary and primary roads and bridges makes driving very hazardous.
- 10.00 ftModerate lowland flooding is five feet over the two Ranch to Market Rd 150 crossings and well into the flood plain.
- 8.60 ftModerate flooding reaches the USGS survey 1:2 year flood level. Flow is three feet over the two Ranch to Market Rd 150 crossings.
- 7.00 ftModerate lowland flooding makes secondary roads, low bridges and low water crossings very dangerous. The two Ranch to Market Rd 150 crossings may be under several feet of fast flowing water.
- 5.50 ftMinor flooding makes several secondary roads dangerous, including the two Ranch to Market Rd 150 crossings over Onion Creek.
Crest history
20 crests on NOAA’s list since 1981.
| # | Date | Stage |
|---|---|---|
| 1 | October 30, 2015 | 26.39 ft |
| 2 | May 4, 2019 | 26.30 ft |
| 3 | October 17, 1998 | 25.10 ft |
| 4 | May 24, 2015 | 21.56 ft |
| 5 | October 31, 2013 | 21.07 ft |
| 6 | July 5, 2002 | 20.20 ft |
| 7 | June 9, 1997 | 17.56 ft |
| 8 | May 8, 2019 | 17.00 ft |
| 9 | December 20, 1991 | 15.99 ft |
| 10 | February 23, 1985 | 14.86 ft |
| 11 | May 17, 1989 | 14.37 ft |
| 12 | December 22, 1991 | 12.68 ft |
| 13 | May 21, 1992 | 12.52 ft |
| 14 | June 12, 1981 | 12.39 ft |
| 15 | June 2, 1987 | 11.58 ft |
| 16 | March 30, 2007 | 11.04 ft |
| 17 | May 26, 2015 | 10.89 ft |
| 18 | June 2, 1992 | 10.07 ft |
| 19 | October 25, 1995 | 10.04 ft |
| 20 | March 12, 2007 | 9.60 ft |
Most recent crests
- May 8, 2019: 17.00 ft
- May 4, 2019: 26.30 ft
- October 30, 2015: 26.39 ft
- May 26, 2015: 10.89 ft
- May 24, 2015: 21.56 ft
- October 31, 2013: 21.07 ft
- March 30, 2007: 11.04 ft
- March 12, 2007: 9.60 ft
- July 5, 2002: 20.20 ft
- October 17, 1998: 25.10 ft
Nearby
Upstream, downstream and the gauges around this one.
What this means
Forecasts by the West Gulf River Forecast Center. Forecasts are not available. Only observed stages are available for this point. 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.