Willow Creek (Rio Grande Headwaters)
Streamflow, conditions and background by watershed segment. Data through November 1, 2026.
Where it is
Segments are the HUC8 watersheds the gauges sit in, numbered upstream to downstream. Use the buttons to switch between the state and the river.
- 1Rio Grande Headwaters
- river and reservoirs
- gauge
About the Willow Creek (Rio Grande Headwaters)
This report follows 3 miles (5 km) of the Willow Creek (Rio Grande Headwaters), all within the Rio Grande Headwaters watershed segment. At the lower end of the report the river drains about 40 square miles. Downstream of the mapped reach it flows into the Rio Grande. 1 gauge with at least 26 weeks of daily flow cover 1951 to 2026.
From the archive: NHDPlus river network, WBD watersheds, NHD waterbodies, TIGER urban areas and the report's gauges.
From the headwaters down
Each watershed segment in order, with last week's flow rated against the same week in 1991–2020.
Segment 1: Rio Grande Headwaters
No data last week.
Reservoirs
| Reservoir | Completed | Main purpose | Storage, acre-ft |
|---|---|---|---|
| Heron ReservoirHeron Dam | water storage |
From the archive: National Inventory of Dams (USACE) and the reservoir registry.
Sources
Numbered sources for the statements above, as they were read when the page was prepared.