USGS Streamgage 09419700
Las Vegas Wash at Pabco Rd near Henderson, NV
Las Vegas Wash at Pabco Rd near Henderson, NV is USGS streamgage 09419700 in Nevada, monitoring river discharge in hydrologic subbasin 15010015. It drains a watershed of about 2,125 square miles. Discharge records at this site go back to 1957. Typical flow runs near 272.4 cfs in July and 280.5 cfs in April, with the higher of the two arriving in April.
Gauge details
- State
- Nevada
- Drainage area
- 2,125 sq mi
- Gauge elevation
- 1,530 ft
- Subbasin (HUC-8)
- 15010015
- Coordinates
- 36.08748, -114.98583
- USGS site number
- 09419700
- Records begin
- 1957-02-11 (69 years)
Typical flow by month
Long-term daily discharge percentiles from the USGS record (up to 42 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 | 140.3 | 305.7 | 365.7 | |
| February | 136.8 | 304.6 | 402.6 | |
| March | 137 | 299.7 | 339.5 | |
| April | 131.9 | 280.5 | 324.4 | |
| May | 128.1 | 268.2 | 317.2 | |
| June | 125.6 | 263.5 | 313.1 | |
| July | 127.1 | 272.4 | 347.5 | |
| August | 130.9 | 283.5 | 357.2 | |
| September | 134.4 | 281.2 | 350 | |
| October | 132.4 | 278.7 | 345.6 | |
| November | 141.9 | 288.9 | 342.7 | |
| December | 136.1 | 298.5 | 354.6 |
All values in cubic feet per second (cfs).
Common questions
- When does Las Vegas Wash at Pabco Rd near Henderson, NV normally run highest?
- January, on the long-term record. The median daily flow that month is about 305.7 cfs, against 263.5 cfs in June, the lowest month. These are historical normals for the date, not a forecast and not today's reading.
- What is a normal flow for Las Vegas Wash at Pabco Rd near Henderson, NV?
- It depends on the month. In January, half of days historically fall near 305.7 cfs, with the middle 80% of days between 140.3 and 365.7 cfs. The month-by-month table on this page gives the full range.
- How long has Las Vegas Wash at Pabco Rd near Henderson, NV been measured?
- Discharge records at USGS site 09419700 begin in 1957, about 69 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 Las Vegas Wash at Pabco Rd near Henderson, NV?
- The gauge sits at 36.08748, -114.98583, in Nevada, in hydrologic subbasin 15010015, at an elevation of about 1,530 feet, draining roughly 2,125 square miles.
- Can I use Las Vegas Wash at Pabco Rd near Henderson, 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
- C-1 Channel near Warm Springs Rd at Henderson, NV
- C-1 Channel above Mouth near Henderson, NV
- Lv Wash above Bostick Weir near Henderson, NV
- Lv Wash above Homestead Weir near Henderson, NV
- Lv Wash above Three Kids Wash below Henderson, NV
- Las Vegas Wash Overflow at Lake Las Vegas Inlet
- Lv Wash below Lake Las Vegas near Boulder City, NV
- Corn Creek Springs at National Fish & Wildlife Hdqrs, NV