Lv Wash below Lake Las Vegas near Boulder City water level

Name: Lv Wash below Lake Las Vegas near Boulder City water level (U.S. Geological Survey)
Creator: U.S. Geological Survey
License: https://www.usgs.gov/information-policies-and-instructions/copyrights-and-credits

River gauge, Lv Wash, Nevada, United States

Directions

Very high for mid-October

Water level

4.95ft Steady over the last 24 hours

Measured Oct 20, 2026, 04:25 PM PDT (30 min ago)

Flow: 355 cfs

History

7 days

Water level

What this means

The gauge at Lv Wash below Lake Las Vegas near Boulder City shows 4.95 ft, well above normal for mid-October.

The level has held steady over the past 24 hours. Over the past 30 days it has moved between 4.62 ft and 5.04 ft.

That stands out in fall, when many rivers are usually near their lowest.

Compared with 5 years of daily readings for this time of year. How to read levels

High water at Lv Wash below Lake Las Vegas near Boulder City

The National Weather Service splits flooding into minor, moderate and major flood stage, each tied to what starts to go under water at this particular gauge. Minor flooding usually means low roads, parks and farmland; major flooding reaches homes and businesses.

Keep children and dogs well back from the edge, and stay off flooded footpaths and towpaths.

Weather at the gauge

No rain in the last 3 days.

20 Tue 85° 64° – Wind 7 mph

21 Wed 88° 65° – Wind 20 mph

22 Thu 76° 64° 0.10 in, 64% Wind 19 mph

23 Fri 72° 59° – Wind 7 mph

24 Sat 78° 63° – Wind 13 mph

25 Sun 78° 63° – Wind 10 mph

26 Mon 79° 65° – Wind 7 mph

Forecast: Open-Meteo

Sunrise 06:52 AM Sunset 05:58 PM Daylight 11 hr, 7 min Waxing gibbous 72%

Map

Other gauges on Lv Wash

Gauge	Level	Compared with normal	24 hours	Distance
Lv Wash below Flamingo Wash Confl near Las VegasRiver gauge, Lv Wash	7.5 cfs	Low	−0.7 cfs	8 mi
Lv Wash below Duck Creek Confluence near HendersonRiver gauge, Lv Wash	278 cfs	Normal	−17.0 cfs	5.7 mi
Lv Wash above Bostick Weir near HendersonRiver gauge, Lv Wash	321 cfs	High	+84.0 cfs	4.4 mi
Lv Wash above Homestead Weir near HendersonRiver gauge, Lv Wash	282 cfs	Low	−8.0 cfs	3.4 mi
Lv Wash above Three Kids Wash below HendersonRiver gauge, Lv Wash	343 cfs	Very high	−7.0 cfs	2.6 mi

Nearby gauges

Gauge	Level	Compared with normal	24 hours	Distance
C-1 Channel above Mouth near HendersonRiver gauge, C-1 Channel	0.0 cfs	Normal	±0	4.4 mi
Las Vegas Wash at Pabco Road near HendersonRiver gauge, Las Vegas Wash	312 cfs	High	−7.0 cfs	5.1 mi
Las Vegas Wasteway near E Las VegasRiver gauge, Las Vegas Wasteway	295 cfs	Very high	−10.0 cfs	7 mi
Duck Creek at Broadbent Blvd at E Las VegasRiver gauge, Duck Creek	10.4 cfs	High	+1.0 cfs	7 mi
Las Vegas Wash at Vegas Valley Drain near Las VegasRiver gauge, Las Vegas Wash	36.8 cfs	Normal	−4.5 cfs	7 mi

Questions and answers

Is gage height the same as water depth?

No. Gage height is measured from a fixed reference point chosen by the agency, so a reading of 10 ft does not mean the river is 10 ft deep.

What is the water level of Lv Wash below Lake Las Vegas near Boulder City today?

On Oct 20, 2026, 04:25 PM PDT, the water level was 4.95 ft. Steady over the last 24 hours.

Is Lv Wash below Lake Las Vegas near Boulder City rising or falling?

Steady over the last 24 hours.

Is the level of Lv Wash below Lake Las Vegas near Boulder City normal?

Very high for mid-October. Compared with 5 years of daily readings for this time of year.

How often is this data updated?

The U.S. Geological Survey publishes a new reading every 15 minutes. This page refreshes within minutes of each update.

Where does this data come from?

The values come directly from the U.S. Geological Survey, the official operator of this gauge, and are in the public domain. We do not estimate or model live values.

For specialists

Station codes, datum, parameters, data quality and downloads

Operator: U.S. Geological Survey
Station code: usgs:09419800 (Agency page)
Coordinates: 36.12220, -114.90499 (WGS84)
Vertical datum: NAVD88
Update interval: every 15 minutes
Licence: Public domain. Data: U.S. Geological Survey (USGS), provisional data subject to revision

Published series

Parameter	Last value	Time (UTC)	Quality
Water level	4.95 ft	2026-10-20 23:25	Provisional
Flow	355 cfs	2026-10-20 23:25	Provisional

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How to cite

U.S. Geological Survey: Lv Wash below Lake Las Vegas near Boulder City (usgs:09419800). Accessed October 20, 2026 via Nivelmap, https://nivelmap.com/en/united-states/nevada/lv-wash-below-lake-las-vegas-near-boulder-city

How we check values

Each reading is stored as published. We hold back values that jump faster than physically plausible and show the measurement time with every value.

Readings are provisional, can be delayed or wrong and are not a flood warning. Read the disclaimer