Rivermatics

USGS Streamgage 09419679

Las Vegas Wasteway near E Las Vegas, NV

Las Vegas Wasteway near E Las Vegas, NV is USGS streamgage 09419679 in Nevada, monitoring river discharge in hydrologic subbasin 15010015. Discharge records at this site go back to 1979. Typical flow runs near 231.2 cfs in July and 219.1 cfs in April, with the higher of the two arriving in July. 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
1,637 ft
Subbasin (HUC-8)
15010015
Coordinates
36.10805, -115.02199
USGS site number
09419679
Records begin
1979-05-01 (47 years)
Rivermatics forecast
14-day flow outlook

14-day flow forecast

Based on observations through for Las Vegas Wasteway near E Las Vegas, 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
249 253 258
247 252 258
245 252 259
244 252 259
244 252 261
244 255 277
251 294 459
248 266 305
246 260 288
247 265 313
244 262 295
240 257 280
239 255 276
239 254 273

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 48 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 109 233.2 284.6
February 108.7 231.4 293
March 109.7 232 279.5
April 106.1 219.1 268.4
May 97.2 212.8 261.2
June 95.2 222.4 261.1
July 97.5 231.2 279.4
August 104.1 227.1 281.4
September 109 221.9 277.8
October 107.6 223.2 275.2
November 106.6 226.6 281.2
December 107.1 229 279.1

All values in cubic feet per second (cfs).

Common questions

When does Las Vegas Wasteway near E Las Vegas, NV normally run highest?
January, on the long-term record. The median daily flow that month is about 233.2 cfs, against 212.8 cfs in May, 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 Wasteway near E Las Vegas, NV?
It depends on the month. In January, half of days historically fall near 233.2 cfs, with the middle 80% of days between 109 and 284.6 cfs. The month-by-month table on this page gives the full range.
How long has Las Vegas Wasteway near E Las Vegas, NV been measured?
Discharge records at USGS site 09419679 begin in 1979, about 47 years, covering roughly 8,692 days of published daily values. The long record is what makes the monthly percentiles on this page meaningful.
Is there a flow forecast for Las Vegas Wasteway near E Las Vegas, 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 Las Vegas Wasteway near E Las Vegas, NV?
The gauge sits at 36.10805, -115.02199, in Nevada, in hydrologic subbasin 15010015, at an elevation of about 1,637 feet.
Can I use Las Vegas Wasteway near E Las Vegas, 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.

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