USGS Streamgage 06853020
Republican River at Guide Rock, Nebr.
Republican River at Guide Rock, Nebr. is USGS streamgage 06853020, monitoring river discharge in hydrologic subbasin 10250016. It drains a watershed of about 22,100 square miles. Discharge records at this site go back to 1984. Typical flow runs near 51.2 cfs in July and 110.4 cfs in April, with the higher of the two arriving in April.
Gauge details
- Drainage area
- 22,100 sq mi
- Gauge elevation
- 1,621 ft
- Subbasin (HUC-8)
- 10250016
- Coordinates
- 40.0639, -98.33028
- USGS site number
- 06853020
- Records begin
- 1984-10-01 (42 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 42 years of data), averaged within each month. These describe the historical normal range — they are not a forecast and not today's reading.
| Month | Low p10 | Typical p50 | High p90 | Range |
|---|---|---|---|---|
| January | 2.2 | 79.9 | 205.1 | |
| February | 3.1 | 90.3 | 224.5 | |
| March | 3.7 | 107.1 | 519.1 | |
| April | 3.6 | 110.4 | 411.7 | |
| May | 3.6 | 94.8 | 603 | |
| June | 2.9 | 54.2 | 511.2 | |
| July | 3.3 | 51.2 | 734.8 | |
| August | 1.1 | 49.4 | 579.8 | |
| September | 0.5 | 15.7 | 331.5 | |
| October | 0.8 | 29.2 | 289.4 | |
| November | 1.7 | 84 | 287.4 | |
| December | 1.9 | 88.5 | 210.9 |
All values in cubic feet per second (cfs).