Around here
Around Inlet Canal
Data Source: Recreation.gov · Source: USGS GNIS · Public land: USGS PAD-US · Forest roads: USDA Forest Service MVUM · BLM routes and areas: Bureau of Land Management (simplified for web display)
About this river
Inlet Canal is an 8.2 mile river. Streamflow is measured at the USGS gauge Inlet Canal above Belle Fourche Reservoir, SD (site 06434505). The National Hydrography Dataset places it at stream order 8. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
1995 to 2026
Inlet Canal typically runs highest in April, at a median 192 cfs, and lowest in July, at 106 cfs. The highest flow on record for any single day is 1,530 cfs, in 2008.
Show the numbers
| Month | Typical (cfs) | Usual range (cfs) |
|---|---|---|
| January | 152 | 2.3 to 182 |
| February | 140 | 2.0 to 178 |
| March | 182 | 5.7 to 225 |
| April | 192 | 4.9 to 227 |
| May | 169 | 59 to 275 |
| June | 148 | 61 to 257 |
| July | 106 | 44 to 179 |
| August | 108 | 74 to 154 |
| September | 138 | 98 to 186 |
| October | 173 | 132 to 239 |
| November | 177 | 150 to 227 |
| December | 153 | 1.9 to 177 |
Typical is the median of each month’s daily median values, and the usual range runs from the median 25th to the median 75th percentile, across about 31 years of record. Statistics published by the US Geological Survey for Inlet Canal above Belle Fourche Reservoir, SD (site 06434505). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.
Made to print
Put Inlet Canal on your wall
This river section as an art print, drawn over the real terrain with its miles, plus the trails, roads and peaks around it. Pick the colors and the size, and see the finished print before you buy. From $39, shipping included.
Embed this gauge on your site
Paste this snippet anywhere, an outfitter page, a club site, a trip report, to show Inlet Canal's live streamflow, water level and 7-day trend. It reads the USGS gauge directly, updates itself, and links back here.
See every free widget you can put on your site, including live conditions and a 7 day forecast.






