Colorado – US
- Class
- II
- Typical season
- May to October
- Author
- KSC
Current Flow
162 CFS
Reading from Jul 10, 2026 10:30 PM
▼ -0.17/hr (12h) ▼ -0.08/hr (24h)
Hit some laps
- Primary gauge
- ([SAINT VRAIN CREEK AT LYONS, CO] + [SAINT VRAIN SUPPLY CANAL NEAR LYONS, CO]) - [BOULDER CREEK FEEDER CANAL NEAR LYONS] Gauge detail & alternatives
- Flow formula
-
([SAINT VRAIN CREEK AT LYONS, CO] + [SAINT VRAIN SUPPLY CANAL NEAR LYONS, CO]) - [BOULDER CREEK FEEDER CANAL NEAR LYONS]computes to 162.9 right now
Recommended levels
| Minimum | 80 |
| Average | 250 |
| Maximum | 500 |
Recommended use
- Kayaking
- Rafting
- Canoeing
- SUP
- Packrafting
- Fishing
Struck-through craft are not recommended for this run.
Flow history — last 6 days
No gauge history recorded in the last 6 days.
Photos
No photos added for this run yet.
Description
This feature was destroyed in the 2013 floods. The feature has been reborn in 2018.
The October Hole is a small play feature in Lyons that can sometimes be found running in the late season.
Diversions above this feature mean the flows differ from the gauge on St. Vrain in Lyons.
Add together the first two gauges below and the subtract the third:
http://www.dwr.state.co.us/SurfaceWater/data/detail_graph.aspx?ID=SVCLYOCO&MTYPE=DISCHRG
http://www.dwr.state.co.us/SurfaceWater/data/detail_graph.aspx?ID=SVSLYOCO&MTYPE=DISCHRG
http://www.dwr.state.co.us/SurfaceWater/data/detail_graph.aspx?ID=BFCLYOCO&MTYPE=DISCHRG
Rapids
| # | Rapid | Class | Recommended flow | Description | Scout |
|---|---|---|---|---|---|
| 1 | October Hole | II to III | —–— | ||
| 2 | Lyons Whitewater Park | II to II+ | —–— | A-hole and B-hole are located here. |
Access
| Type | Name | Elevation | Camping | Water | Boat ramp | Vehicle access | Description |
|---|---|---|---|---|---|---|---|
| Park-n-Play | East Lyons | 5,307 Feet | No | No | No | All Vehicles | Driving into Lyons from the east, pass the gas station and look for a large pullout on the left before reaching the Black Bear Inn. There is a gauging station next to a small diversion channel. Park in the pullout. The play feature is just downstream of the confluence with the diversion channel. |
Camps
No river camps added yet.
Permit
No permit is required, or permit info hasn't been added yet.
Fishing
No fish species have been associated with this run yet.
External Links & Resources
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Community Run Notes
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