| View KML View WKT | United States Rivers |
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South Onion Creek
| States | Texas |
| Length | 15.2 miles |
| Watershed Length* | 15 miles |
| Mouth | Onion Creek ⤏ Gulf of Mexico |
| GNIS | 1347496 |
* Note: Watershed is mostly rivers/streams 15+ miles in length.
Data from United States Geological Survey