Rivermatics

USGS Streamgage 09419747

Lv Wash above Bostick Weir near Henderson, NV

Lv Wash above Bostick Weir near Henderson, NV is USGS streamgage 09419747 in Nevada, monitoring river discharge in hydrologic subbasin 15010015. It sits on the Lv Wash, alongside 4 other gauges Rivermatics tracks on the same river. Discharge records at this site go back to 2016. Typical flow runs near 306.4 cfs in July and 307.4 cfs in April, with the higher of the two arriving in April. Rivermatics issues a daily machine-learned flow outlook for this gauge, reaching 14 days ahead.

View live conditions & forecast →

Gauge details

State
Nevada
Gauge elevation
1,505 ft
Subbasin (HUC-8)
15010015
Coordinates
36.08979, -114.97222
USGS site number
09419747
Records begin
2016-09-07 (10 years)
Rivermatics forecast
14-day flow outlook

14-day flow forecast

Based on observations through for Lv Wash above Bostick Weir near Henderson, NV. Each day carries a median estimate and the band the model expects the flow to fall within — not a single number to plan against. Forecasts are re-issued daily; see the live screen for the current outlook.

Forecast daily mean discharge in cubic feet per second, by date
Date Low p10 Expected p50 High p90 Range
294 298 305
292 298 304
291 297 305
290 297 306
289 297 307
292 305 340
297 330 440
295 311 353
293 307 336
293 309 350
293 312 363
290 305 329
287 302 324
287 301 319

All values in cubic feet per second (cfs). Estimates only — do not use them for navigation or for any safety, rescue, or emergency decision.

Typical flow by month

Long-term daily discharge percentiles from the USGS record (up to 10 years of data), averaged within each month. These describe the historical normal range — they are not a forecast and not today's reading.

Historical monthly discharge percentiles in cubic feet per second
Month Low p10 Typical p50 High p90 Range
January 249.6 301.3 494.1
February 249.8 302.2 544.2
March 259.4 311.2 489.9
April 255.9 307.4 372.2
May 249.3 298.4 403
June 269.6 296.5 341
July 280.7 306.4 461.8
August 282.9 317.8 445.2
September 274.6 308.3 622.9
October 262.4 309.6 368.3
November 267 301.6 454
December 260.1 304.7 384.9

All values in cubic feet per second (cfs).

Common questions

When does Lv Wash above Bostick Weir near Henderson, NV normally run highest?
August, on the long-term record. The median daily flow that month is about 317.8 cfs, against 296.5 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 Lv Wash above Bostick Weir near Henderson, NV?
It depends on the month. In January, half of days historically fall near 301.3 cfs, with the middle 80% of days between 249.6 and 494.1 cfs. The month-by-month table on this page gives the full range.
How long has Lv Wash above Bostick Weir near Henderson, NV been measured?
Discharge records at USGS site 09419747 begin in 2016, about 10 years, covering roughly 3,619 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
Is there a flow forecast for Lv Wash above Bostick Weir near Henderson, NV?
Yes. Rivermatics trains a machine-learned model — a temporal-fusion transformer — on this basin's observed flows, weather, and snowpack, and issues a daily flow outlook reaching 14 days ahead: a median estimate inside a confidence band, not a single number to bet on. Every forecast is scored against days the model never trained on, and that track record is published on the live gauge screen. Open live conditions to see the current outlook.
Where is Lv Wash above Bostick Weir near Henderson, NV?
The gauge sits at 36.08979, -114.97222, in Nevada, in hydrologic subbasin 15010015, at an elevation of about 1,505 feet.
Can I use Lv Wash above Bostick Weir 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.

Upstream and downstream on the Lv Wash

Every gauge Rivermatics tracks on this river, ordered by drainage area — upstream first. See the Lv Wash in full.

Other gauges in this subbasin