USGS Streamgage 14231000
Cowlitz River at Randle, WA
Cowlitz River at Randle, WA is USGS streamgage 14231000 in Washington, monitoring river discharge in hydrologic subbasin 17080004. It drains a watershed of about 541 square miles. Discharge records at this site go back to 1910. Typical flow runs near 1,720 cfs in July and 2,960.3 cfs in April, with the higher of the two arriving in April.
Gauge details
- State
- Washington
- Drainage area
- 541 sq mi
- Subbasin (HUC-8)
- 17080004
- Coordinates
- 46.53194, -121.95694
- USGS site number
- 14231000
- Records begin
- 1910-10-01 (116 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 33 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 | 1,407.1 | 2,926.1 | 7,264.2 | |
| February | 1,178.2 | 2,222.8 | 6,693.9 | |
| March | 1,145.6 | 2,290.6 | 5,409 | |
| April | 1,651.3 | 2,960.3 | 4,974.7 | |
| May | 2,494.8 | 4,168.4 | 7,175.2 | |
| June | 1,725.7 | 3,676.3 | 6,684.3 | |
| July | 929.9 | 1,720 | 3,853.5 | |
| August | 625 | 863.9 | 1,542.9 | |
| September | 455.2 | 659.3 | 1,142.6 | |
| October | 381.8 | 811.4 | 2,984.2 | |
| November | 741.3 | 2,385.3 | 7,666 | |
| December | 1,024 | 2,523.2 | 7,841.3 |
All values in cubic feet per second (cfs).