USGS Streamgage 10336674
Ward C below Confluence near Tahoe City, CA
Ward C below Confluence near Tahoe City, CA is USGS streamgage 10336674 in California, monitoring river discharge in hydrologic subbasin 16050101. It drains a watershed of about 5 square miles. Discharge records at this site go back to 1991. Typical flow runs near 5.9 cfs in July and 20.8 cfs in April, with the higher of the two arriving in April.
Gauge details
- State
- California
- Drainage area
- 5 sq mi
- Gauge elevation
- 6,639 ft
- Subbasin (HUC-8)
- 16050101
- Coordinates
- 39.14072, -120.21212
- USGS site number
- 10336674
- Records begin
- 1991-10-01 (35 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 21 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 | 0.9 | 2.9 | 18.7 | |
| February | 1 | 4.2 | 12.8 | |
| March | 3.6 | 8.1 | 20.7 | |
| April | 9.9 | 20.8 | 44.9 | |
| May | 22.4 | 52.3 | 112.4 | |
| June | 7.2 | 38.9 | 131.5 | |
| July | 0.9 | 5.9 | 67.8 | |
| August | 0.1 | 0.8 | 9.2 | |
| September | 0 | 0.4 | 1.5 | |
| October | 0.1 | 0.5 | 2 | |
| November | 0.4 | 0.9 | 4.4 | |
| December | 0.6 | 1.3 | 22 |
All values in cubic feet per second (cfs).
Common questions
- When does Ward C below Confluence near Tahoe City, CA normally run highest?
- May, on the long-term record. The median daily flow that month is about 52.3 cfs, against 0.4 cfs in September, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
- What is a normal flow for Ward C below Confluence near Tahoe City, CA?
- It depends on the month. In January, half of days historically fall near 2.9 cfs, with the middle 80% of days between 0.9 and 18.7 cfs. The month-by-month table on this page gives the full range.
- How long has Ward C below Confluence near Tahoe City, CA been measured?
- Discharge records at USGS site 10336674 begin in 1991, about 35 years, covering roughly 3,741 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
- Where is Ward C below Confluence near Tahoe City, CA?
- The gauge sits at 39.14072, -120.21212, in California, in hydrologic subbasin 16050101, at an elevation of about 6,639 feet, draining roughly 5 square miles.
- Can I use Ward C below Confluence near Tahoe City, CA 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.