South Loup River in Nebraska
Around here
Around South Loup River
Data Source: Recreation.gov · Public land: USGS PAD-US
About this river
South Loup River is a 62.1 mile river. Streamflow is measured at the USGS gauge South Loup River at Saint Michael, Nebr (site 06784000). The National Hydrography Dataset places it at stream order 7. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
1944 to 2026
South Loup River typically runs highest in March, at a median 253 cfs, and lowest in August, at 115 cfs. The highest flow on record for any single day is 28,000 cfs, in 1947.
Show the numbers
| Month | Typical (cfs) | Usual range (cfs) |
|---|---|---|
| January | 175 | 140 to 214 |
| February | 214 | 170 to 276 |
| March | 253 | 215 to 309 |
| April | 241 | 205 to 299 |
| May | 232 | 192 to 302 |
| June | 219 | 162 to 341 |
| July | 139 | 88 to 218 |
| August | 115 | 77 to 164 |
| September | 122 | 92 to 157 |
| October | 153 | 132 to 189 |
| November | 184 | 160 to 209 |
| December | 179 | 146 to 212 |
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 83 years of record. Statistics published by the US Geological Survey for South Loup River at Saint Michael, Nebr. (site 06784000). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.
Boat access nearby
7 mapped launches sit in the mapped area of South Loup River. Ramp data comes from the USGS national boat-ramp inventory.
Embed this gauge on your site
Paste this snippet anywhere, an outfitter page, a club site, a trip report, to show South Loup River's live streamflow, water level and 7-day trend. It reads the USGS gauge directly, updates itself, and links back here.
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