| View KML View WKT | United States Rivers |
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Twelvemile Creek
| States | Iowa |
| Length | 18.9 miles |
| Watershed Length* | 19 miles |
| Mouth | Wolf Creek ⤏ Gulf of Mexico |
| GNIS | 462394 |
* Note: Watershed is mostly rivers/streams 15+ miles in length.
Data from United States Geological Survey