Around here
Around Big Walnut Creek
Data Source: Recreation.gov · Public land: USGS PAD-US
About this river
Big Walnut Creek is a 61.2 mile river near Paddle & Roll in Ohio. Streamflow is measured at the USGS gauge Big Walnut Creek at Sunbury OH (site 03228300). The National Hydrography Dataset places it at stream order 5. Reach geometry comes from the USGS National Hydrography Dataset.
Typical flow by month
1989 to 2026
Big Walnut Creek typically runs highest in March, at a median 90 cfs, and lowest in September, at 1.4 cfs. The highest flow on record for any single day is 5,410 cfs, in 2020.
Show the numbers
| Month | Typical (cfs) | Usual range (cfs) |
|---|---|---|
| January | 63 | 31 to 172 |
| February | 75 | 36 to 162 |
| March | 90 | 56 to 206 |
| April | 82 | 45 to 217 |
| May | 53 | 24 to 143 |
| June | 25 | 8.5 to 90 |
| July | 8.1 | 2.3 to 36 |
| August | 2.8 | 0.5 to 7.4 |
| September | 1.4 | 0.2 to 7.3 |
| October | 2.7 | 0.2 to 13 |
| November | 20 | 4.4 to 66 |
| December | 48 | 23 to 120 |
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 37 years of record. Statistics published by the US Geological Survey for Big Walnut Creek at Sunbury OH (site 03228300). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.
Boat access nearby
8 mapped launches sit in the mapped area of Big Walnut Creek, all of them public access. Ramp data comes from the USGS national boat-ramp inventory.
- Scioto River - Lower Scioto Park and Boat LaunchPublic
- Hoover Reservoir - Hoover MarinaBig Walnut CreekPublic
- Big Walnut Creek - Big Walnut TrailBig Walnut CreekPublic
- Hoover Sailing ClubBig Walnut CreekPublic
- Hoover Reservoir - Boat Stake Area DBig Walnut CreekPublic
- Hoover Reservoir - MaxtownBig Walnut CreekPublic
- Hoover Reservoir - Baldridge Boat RampBig Walnut CreekPublic
- Hoover Reservoir - Oxbow Road Launch RampBig Walnut CreekPublic
Made to print
Put Big Walnut Creek 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 Big Walnut Creek'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.
