Onion Creek at US Hwy 183, Austin, TX
Is Onion Creek at US Hwy 183, Austin, TX flooding right now?
Onion Creek at US Hwy 183, Austin, TX measured 4.59 ft on 2026-11-11 20:25:00 UTC. That observation was 12.4 ft below its 17 ft flood stage. This is the latest available reading, not a guarantee of current conditions.
Gauge height
4.59 ft
Streamflow
3 cfs
Minor flooding here begins at 17 ft, with major flooding at 27 ft. The highest crest on record was 40.15 ft on Thu, Oct 31, 2013.
Streamflow outlook
Flood stages at this gauge
| Category | Stage | Current distance |
|---|---|---|
| Action | 15 ft | 10.4 ft below |
| Minor flood | 17 ft | 12.4 ft below |
| Moderate flood | 23 ft | 18.4 ft below |
| Major flood | 27 ft | 22.4 ft below |
Highest crests on record
| Stage | Date |
|---|---|
| 40.15 ft | 2013-10-31 |
| 39.22 ft | 2015-10-30 |
| 38 ft | 1921-09-09 |
| 38 ft | 1869-07-03 |
| 36.5 ft | 2001-11-16 |
Last 7 days
Nearby gauges
| Gauge | Distance | County |
|---|---|---|
| Williamson Creek at Jimmy Clay Rd, Austin, TX | 2.7 mi | Travis County |
| Colorado River at Austin, TX | 4.7 mi | Travis County |
| Blunn Creek near Little Stacy Pk, Austin, TX | 5.8 mi | Travis County |
| Maha Creek at Von Quintus Rd near Del Valle, TX | 6.0 mi | Travis County |
| Boggy Creek at Webberville Rd, Austin, TX | 6.0 mi | Travis County |
Get a flood alert for this gauge
Free email alerts when this gauge nears or reaches flood stage, and when it's back to normal. Enter your email and we'll send one message to confirm it.
After you confirm, we only email when this gauge's flood status changes. No spam, unsubscribe anytime.
Provisional data: Real-time readings are provisional and subject to revision by the USGS — sensors can be affected by ice, debris, or equipment malfunction. Do not rely on this site for decisions involving personal safety; follow official guidance from the National Weather Service and local authorities.