USGS Streamgage 10287289
Rush C at Flume below Agnew Lake near June Lake, CA
Rush C at Flume below Agnew Lake near June Lake, CA is USGS streamgage 10287289 in California, monitoring river discharge in hydrologic subbasin 18090101. It drains a watershed of about 23 square miles. Discharge records at this site go back to 1988. Typical flow runs near 2.7 cfs in July and 3 cfs in April, with the higher of the two arriving in April.
Gauge details
- State
- California
- Drainage area
- 23 sq mi
- Gauge elevation
- 8,440 ft
- Subbasin (HUC-8)
- 18090101
- Coordinates
- 37.7591, -119.1307
- USGS site number
- 10287289
- Records begin
- 1988-10-01 (38 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 37 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 | 0.4 | 1.8 | 3.5 | |
| February | 0.4 | 1.9 | 3.2 | |
| March | 0.5 | 2 | 4.2 | |
| April | 0.1 | 3 | 8.2 | |
| May | 0.1 | 4 | 58.6 | |
| June | 0.2 | 6 | 196.4 | |
| July | 1.2 | 2.7 | 208.1 | |
| August | 0.5 | 2 | 9.1 | |
| September | 0.3 | 1.8 | 4.2 | |
| October | 0.4 | 2 | 14.4 | |
| November | 0.5 | 1.9 | 6.8 | |
| December | 0.4 | 1.8 | 3.7 |
All values in cubic feet per second (cfs).
Common questions
- When does Rush C at Flume below Agnew Lake near June Lake, CA normally run highest?
- June, on the long-term record. The median daily flow that month is about 6 cfs, against 1.8 cfs in January, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
- What is a normal flow for Rush C at Flume below Agnew Lake near June Lake, CA?
- It depends on the month. In January, half of days historically fall near 1.8 cfs, with the middle 80% of days between 0.4 and 3.5 cfs. The month-by-month table on this page gives the full range.
- How long has Rush C at Flume below Agnew Lake near June Lake, CA been measured?
- Discharge records at USGS site 10287289 begin in 1988, about 38 years, covering roughly 8,492 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
- Where is Rush C at Flume below Agnew Lake near June Lake, CA?
- The gauge sits at 37.7591, -119.1307, in California, in hydrologic subbasin 18090101, at an elevation of about 8,440 feet, draining roughly 23 square miles.
- Can I use Rush C at Flume below Agnew Lake near June Lake, 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.
Other gauges in this subbasin
- Rush C Pp Tailrace near June Lake, CA
- Lee Vining C below Saddlebag Lake near Lee Vining, CA
- Glacier C below Tioga Lake near Lee Vining, CA
- Poole Pp Conduit Intake near Lee Vining, CA
- Lee Vining C below Rhinedollar Dam near Lee Vining, CA
- Mill C below Lundy Lake near Lee Vining, CA
- Up Conway D near Lee Vining, CA
- Lundy Pp Tailrace near Lee Vining, CA