USGS Streamgage 10293400
E Walker River at Ivy Ranch Brg near Mason, NV
E Walker River at Ivy Ranch Brg near Mason, NV is USGS streamgage 10293400 in Nevada, monitoring river discharge in hydrologic subbasin 16050301. Discharge records at this site go back to 2025. Typical flow runs near 122.8 cfs in July and 113.6 cfs in April, with the higher of the two arriving in July.
Gauge details
- State
- Nevada
- Gauge elevation
- 4,706 ft
- Subbasin (HUC-8)
- 16050301
- Coordinates
- 38.7185, -118.97956
- USGS site number
- 10293400
- Records begin
- 2025-04-30 (1 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 1 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 | — | 48.9 | — | |
| February | — | 57.8 | — | |
| March | — | 154.6 | — | |
| April | — | 113.6 | — | |
| May | — | 124.3 | — | |
| June | — | 146 | — | |
| July | — | 122.8 | — | |
| August | — | 107.7 | — | |
| September | — | 78.3 | — | |
| October | — | 61.4 | — | |
| November | — | 46.1 | — | |
| December | — | 42.6 | — |
All values in cubic feet per second (cfs).
Common questions
- When does E Walker River at Ivy Ranch Brg near Mason, NV normally run highest?
- March, on the long-term record. The median daily flow that month is about 154.6 cfs, against 42.6 cfs in December, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
- How long has E Walker River at Ivy Ranch Brg near Mason, NV been measured?
- Discharge records at USGS site 10293400 begin in 2025, about 1 years, covering roughly 458 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
- Where is E Walker River at Ivy Ranch Brg near Mason, NV?
- The gauge sits at 38.7185, -118.97956, in Nevada, in hydrologic subbasin 16050301, at an elevation of about 4,706 feet.
- Can I use E Walker River at Ivy Ranch Brg near Mason, NV data for flood or safety decisions?
- No. Rivermatics provides estimates, not guarantees, and the readings and forecasts here may be delayed, inaccurate, or wrong. Do not use them for navigation or for any safety, rescue, or emergency decision. Check the National Weather Service and USGS directly, and use your own judgment.
Other gauges in this subbasin
- E Walker River above Strosnider Ditch near Mason, NV
- E Walker River near Mason, NV
- Virginia Creek near Bridgeport, CA
- Green Creek near Bridgeport, CA
- Robinson Creek at Twin Lks Outlet near Bridgeport, CA
- Buckeye Creek near Bridgeport, CA
- E Walker River near Bridgeport, CA
- E Walker River below Confl Rough Creek near the Elbow, NV