USGS Streamgage 10348200
Truckee River near Sparks, NV
Truckee River near Sparks, NV is USGS streamgage 10348200 in Nevada, monitoring river discharge in hydrologic subbasin 16050102. It drains a watershed of about 1,070 square miles. Discharge records at this site go back to 1977. Typical flow runs near 285.1 cfs in July and 774.1 cfs in April, with the higher of the two arriving in April.
Gauge details
- State
- Nevada
- Drainage area
- 1,070 sq mi
- Gauge elevation
- 4,386 ft
- Subbasin (HUC-8)
- 16050102
- Coordinates
- 39.51762, -119.74164
- USGS site number
- 10348200
- Records begin
- 1977-04-20 (49 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 49 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 | 148.9 | 337.3 | 989.1 | |
| February | 172.7 | 358.6 | 1,960.7 | |
| March | 250.7 | 540.9 | 2,279.4 | |
| April | 347.7 | 774.1 | 2,833.7 | |
| May | 244.1 | 999.7 | 3,222.6 | |
| June | 160.4 | 529.2 | 2,355.3 | |
| July | 112.1 | 285.1 | 829.3 | |
| August | 74.3 | 237.9 | 428.4 | |
| September | 24.6 | 264.3 | 412.3 | |
| October | 20.5 | 299.6 | 435.6 | |
| November | 46.9 | 301.5 | 594.6 | |
| December | 83.4 | 310.5 | 1,238.7 |
All values in cubic feet per second (cfs).
Common questions
- When does Truckee River near Sparks, NV normally run highest?
- May, on the long-term record. The median daily flow that month is about 999.7 cfs, against 237.9 cfs in August, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
- What is a normal flow for Truckee River near Sparks, NV?
- It depends on the month. In January, half of days historically fall near 337.3 cfs, with the middle 80% of days between 148.9 and 989.1 cfs. The month-by-month table on this page gives the full range.
- How long has Truckee River near Sparks, NV been measured?
- Discharge records at USGS site 10348200 begin in 1977, about 49 years, covering roughly 9,126 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
- Where is Truckee River near Sparks, NV?
- The gauge sits at 39.51762, -119.74164, in Nevada, in hydrologic subbasin 16050102, at an elevation of about 4,386 feet, draining roughly 1,070 square miles.
- Can I use Truckee River near Sparks, 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
- N Truckee Drain at Spanish Springs Rd near Spark, NV
- N Truckee Drain near Big Fish Dr near Sparks, NV
- Franktown Creek near Carson City, NV
- Franktown Creek at Old US 395 near Franktown, NV
- Ophir Creek near Steamboat, NV
- Davis Creek at Davis Creek Cmpgrd Rd near Washoe City, NV
- Winters Creek below US Alt 395 near Washoe City, NV
- Steamboat Creek at Washoe Lake Dam at New Washoe City