Nevada River Levels & Streamflow
As of Aug 3, 2026, Nevada rivers are running at 91% of normal across 89 USGS gauges — the highest is 889 cfs on the Carson River Blw Lahontan Reservoir Nr Fallon. Live discharge, gauge height, and percent-of-normal for every USGS streamgauge in Nevada.
Streamflow levels across Nevada are currently 91% of normal, with the Carson River Blw Lahontan Reservoir Nr Fallon reporting the highest discharge in the state at 889 cfs and a gauge stage of 5.97 ft.
Meanwhile, the Carson River Blw Lahontan Reservoir Nr Fallon is seeing a spike today — up 16% since yesterday and currently running near peak.
Tap any gauge below for the full hydrograph, paired weather forecast, and historical context. Use the rivers panel to jump into Nevada's named rivers.
Active weather warnings for Nevada
Nevada is experiencing a dangerous heat event affecting multiple regions through August 9th. A Heat Advisory is in effect through August 6th at 8:00 AM PDT with highs of 97-104°F across Western Nevada Basin and Range (including Pyramid Lake), Greater Reno-Carson City-Minden Area, Mineral and Southern Lyon Counties, and Northern Washoe County. An Extreme Heat Watch extends through August 9th with temperatures reaching 99-106°F in lower valleys. Heat-related illnesses are likely, particularly for those spending extended periods outdoors or in poorly cooled spaces. Vulnerable populations, outdoor workers, and those sensitive to heat should take precautions, stay hydrated, seek air-conditioned shelter during peak hours, and check on elderly neighbors and friends.
State-wide streamflow overview
The Nevada flow picture in four data points -- where the state sits versus historical norms, what's flowing hardest, and what's spiking fastest.
Percent of normal
100% is the historical norm. Below 70% indicates drought; above 130% can flag elevated flood risk.
Highest discharge
Gauge stage 5.97 ft
Biggest 24h spike
Now 889 cfs
Network coverage
USGS gauges feeding 0 named rivers in Nevada.
Nevada USGS streamgauges
Every USGS gauge Snoflo tracks in Nevada. Sortable, quickly filterable. Numeric columns heat-mapped from light to deep. Tap any gauge for its full hydrograph and forecast.
| Streamgage | Streamflow | Gage height | Water temp | Air temp | Elevation | Watershed |
|---|---|---|---|---|---|---|
|
Carson River Blw Lahontan Reservoir Nr Fallon, Nv
7 hours ago · USGS 10312150 |
889 cfs | 5.97 ft | · | 65°F | 4,050 ft | Carson Desert |
|
Lv Wash Blw Lake Las Vegas Nr Boulder City Nv, Nv
7 hours ago · USGS 09419800 |
340 cfs | 4.91 ft | · | 89°F | 1,262 ft | Las Vegas Wash |
|
Truckee River Nr Mogul, Nv
7 hours ago · USGS 10347460 |
339 cfs | 5.77 ft | · | 58°F | 4,682 ft | Truckee |
|
Las Vegas Wash At Pabco Rd Nr Henderson, Nv
7 hours ago · USGS 09419700 |
338 cfs | 6.11 ft | · | 89°F | 1,545 ft | Las Vegas Wash |
|
Truckee R At Reno, Nv
7 hours ago · USGS 10348000 |
327 cfs | 4.17 ft | · | 59°F | 4,468 ft | Truckee |
|
Lv Wash Ab Three Kids Wash Blw Henderson, Nv
8 hours ago · USGS 09419753 |
322 cfs | 34.20 ft | · | 89°F | 1,437 ft | Las Vegas Wash |
|
Truckee R Nr Sparks, Nv
7 hours ago · USGS 10348200 |
284 cfs | 5.23 ft | 69°F | 59°F | 4,398 ft | Truckee |
|
W Walker R At Hoye Bridge Nr Wellington, Nv
7 hours ago · USGS 10297500 |
260 cfs | 2.51 ft | · | 60°F | 4,961 ft | West Walker |
|
Truckee R At Vista, Nv
7 hours ago · USGS 10350000 |
239 cfs | 7.01 ft | · | 60°F | 4,376 ft | Truckee |
|
Truckee R Bl Derby Dam Nr Wadsworth, Nv
7 hours ago · USGS 10351600 |
201 cfs | 2.41 ft | 74°F | 64°F | 4,201 ft | Truckee |
|
Truckee R Nr Nixon, Nv
7 hours ago · USGS 10351700 |
169 cfs | 3.18 ft | 76°F | 63°F | 3,938 ft | Pyramid-Winnemucca Lakes |
|
Truckee R At Wadsworth, Nv
7 hours ago · USGS 10351650 |
147 cfs | 4.31 ft | · | 64°F | 4,063 ft | Truckee |
|
W Walker R Nr Hudson, Nv
7 hours ago · USGS 10300000 |
145 cfs | 1.69 ft | · | 55°F | 4,674 ft | West Walker |
|
Truckee River Nr Tracy, Nv
7 hours ago · USGS 10350340 |
143 cfs | 6.67 ft | · | 64°F | 4,274 ft | Truckee |
|
E Walker R Ab Strosnider D Nr Mason, Nv
7 hours ago · USGS 10293500 |
121 cfs | 3.54 ft | · | 59°F | 4,590 ft | Walker |
|
Truckee Ca Nr Wadsworth, Nv
7 hours ago · USGS 10351300 |
109 cfs | 5.95 ft | · | 65°F | 4,230 ft | Truckee |
|
East Fork Carson River Near Gardnerville, Nv
7 hours ago · USGS 10309000 |
60 cfs | 9.55 ft | · | 54°F | 5,006 ft | Upper Carson |
|
Las Vegas Wash At Vegas Valley Dr Nr Las Vegas, Nv
7 hours ago · USGS 094196784 |
56 cfs | 2.21 ft | · | 89°F | 1,681 ft | Las Vegas Wash |
|
Truckee Ca Nr Hazen, Nv
7 hours ago · USGS 10351400 |
49 cfs | 8.69 ft | · | 66°F | 4,182 ft | Carson Desert |
|
Humboldt R Nr Rye Patch, Nv
7 hours ago · USGS 10335000 |
41 cfs | 4.58 ft | · | 61°F | 4,087 ft | Lower Humboldt |
|
Muddy R Nr Moapa, Nv
8 hours ago · USGS 09416000 |
40 cfs | 1.66 ft | · | 81°F | 1,719 ft | Muddy |
|
Muddy R Nr Glendale, Nv
7 hours ago · USGS 09419000 |
35 cfs | 12.97 ft | · | 83°F | 1,492 ft | Muddy |
|
Canal No 1 Blw Little Dam Nr Schurz, Nv
7 hours ago · USGS 10301755 |
34 cfs | 2.96 ft | · | 59°F | 4,160 ft | Walker |
|
Walker R Nr Wabuska, Nv
7 hours ago · USGS 10301500 |
28 cfs | 3.05 ft | 73°F | 58°F | 4,294 ft | Walker |
|
Owyhee R Nr Gold Creek, Nv
7 hours ago · USGS 13174500 |
25 cfs | 1.00 ft | · | 46°F | 6,129 ft | Upper Owyhee |
|
Owyhee R Nr Mountain City, Nv
7 hours ago · USGS 13175100 |
23 cfs | 3.86 ft | · | 41°F | 5,569 ft | Upper Owyhee |
|
Salmon Falls Creek Nr San Jacinto Nv, Nv
8 hours ago · USGS 13105000 |
19 cfs | 4.88 ft | · | 49°F | 5,154 ft | Salmon Falls |
|
Galena C At Galena C State Park, Nv
7 hours ago · USGS 10348850 |
16 cfs | 12.38 ft | · | 59°F | 6,318 ft | Truckee |
|
Steamboat C At Cleanwater Way Nr Reno, Nv
7 hours ago · USGS 10349980 |
15 cfs | 4.76 ft | · | 59°F | 4,389 ft | Truckee |
|
Carson River At Tarzyn Road Nr Fallon, Nv
7 hours ago · USGS 10312275 |
11 cfs | 2.30 ft | · | 62°F | 3,926 ft | Carson Desert |
|
Duck Ck At Broadbent Blvd At East Las Vegas, Nv
7 hours ago · USGS 09419696 |
9 cfs | 3.70 ft | · | 90°F | 1,609 ft | Las Vegas Wash |
|
Carson River At Deer Run Road Near Carson City, Nv
8 hours ago · USGS 10311400 |
9 cfs | 2.84 ft | · | 56°F | 4,582 ft | Middle Carson |
|
Humboldt R At Palisade, Nv
7 hours ago · USGS 10322500 |
9 cfs | · | · | 55°F | 4,839 ft | Middle Humboldt |
|
Preston Big Spring Nr Preston Nv, Nv
7 hours ago · USGS 09415510 |
9 cfs | 2.83 ft | · | 61°F | 5,711 ft | White |
|
Lv Wash Blw Flamingo Wash Confl Nr Las Vegas, Nv
1 day ago · USGS 094196783 |
8 cfs | 16.47 ft | · | 89°F | 1,709 ft | Las Vegas Wash |
|
Carson River Near Carson City, Nv
7 hours ago · USGS 10311000 |
8 cfs | 1.05 ft | · | 55°F | 4,636 ft | Upper Carson |
|
Humboldt R Nr Carlin, Nv
7 hours ago · USGS 10321000 |
8 cfs | · | · | 55°F | 4,945 ft | Upper Humboldt |
|
Meadow Vly Wash At Eagle Canyon Nr Ursine, Nv
8 hours ago · USGS 09417500 |
7 cfs | 4.15 ft | · | 66°F | 5,715 ft | Meadow Valley Wash |
|
L Humboldt R Nr Paradise Valley, Nv
8 hours ago · USGS 10329000 |
7 cfs | 3.16 ft | · | 56°F | 4,481 ft | Little Humboldt |
|
Muddy Spring At Lds Farm Nr Moapa, Nv
7 hours ago · USGS 09415900 |
6 cfs | 1.42 ft | · | 81°F | 1,753 ft | Muddy |
|
Walker R At Lateral 2-A Siphon Nr Schurz, Nv
7 hours ago · USGS 10302002 |
6 cfs | 1.59 ft | 74°F | 59°F | 4,122 ft | Walker |
|
S F Humboldt R Ab Dixie C Nr Elko, Nv
7 hours ago · USGS 10320000 |
5 cfs | 2.21 ft | · | 54°F | 5,152 ft | South Fork Humboldt |
|
Maggie Ck At Carlin, Nv
8 hours ago · USGS 10322000 |
5 cfs | · | · | 53°F | 4,902 ft | Upper Humboldt |
|
Martin C Nr Paradise Valley, Nv
7 hours ago · USGS 10329500 |
5 cfs | 1.36 ft | · | 57°F | 4,661 ft | Little Humboldt |
|
Flamingo Wash At Nellis Blvd Nr Las Vegas, Nv
7 hours ago · USGS 094196781 |
4 cfs | 11.14 ft | · | 90°F | 1,730 ft | Las Vegas Wash |
|
Hunter C Nr Reno, Nv
7 hours ago · USGS 10347600 |
4 cfs | 6.87 ft | · | 59°F | 5,147 ft | Truckee |
|
Warm Springs Confl At Iverson Flume Nr Moapa, Nv
7 hours ago · USGS 09415927 |
4 cfs | 7.27 ft | · | 81°F | 1,762 ft | Muddy |
|
Cleve C Nr Ely, Nv
8 hours ago · USGS 10243700 |
4 cfs | 1.16 ft | · | 62°F | 6,127 ft | Spring-Steptoe Valleys |
|
Walker R Abv Little Dam Nr Schurz, Nv
7 hours ago · USGS 10301745 |
4 cfs | 4.99 ft | · | 59°F | 4,163 ft | Walker |
|
Lamoille C Nr Lamoille, Nv
7 hours ago · USGS 10316500 |
4 cfs | 1.69 ft | · | 58°F | 6,285 ft | Upper Humboldt |
|
N F Humboldt R At Devils Gate Nr Halleck, Nv
7 hours ago · USGS 10317500 |
4 cfs | 11.56 ft | · | 50°F | 5,377 ft | North Fork Humboldt |
|
Walker River Ab Weber Res Nr Schurz, Nv
1 day ago · USGS 10301600 |
4 cfs | 7.87 ft | · | 57°F | 4,221 ft | Walker |
|
Lehman Creek Near Baker, Nv
7 hours ago · USGS 10243260 |
3 cfs | 3.80 ft | · | 68°F | 6,697 ft | Hamlin-Snake Valleys |
|
Steamboat Ck At Short Ln At Reno, Nv
7 hours ago · USGS 10349849 |
3 cfs | · | · | 58°F | 4,417 ft | Truckee |
|
S Fk Humboldt R Abv Tenmile Ck Nr Elko, Nv
7 hours ago · USGS 10319900 |
3 cfs | 3.96 ft | · | 53°F | 5,273 ft | South Fork Humboldt |
|
Warm Springs West Nr, Nv
7 hours ago · USGS 09415920 |
3 cfs | · | · | 81°F | 1,762 ft | Muddy |
|
Jarbidge River Below Jarbidge, Nv
7 hours ago · USGS 13162225 |
3 cfs | 3.31 ft | · | 48°F | 6,068 ft | Bruneau |
|
N Truckee Drain At Spanish Springs Rd Nr Sparks Nv, Nv
7 hours ago · USGS 10348245 |
3 cfs | 1.32 ft | · | 59°F | 4,423 ft | Truckee |
|
Steptoe C Nr Ely, Nv
8 hours ago · USGS 10244950 |
3 cfs | 2.31 ft | · | 59°F | 7,381 ft | Spring-Steptoe Valleys |
|
Incline Ck Nr Crystal Bay, Nv
7 hours ago · USGS 10336700 |
3 cfs | 1.54 ft | 38°F | 52°F | 6,223 ft | Lake Tahoe |
|
Marys Creek At Carlin, Nv
7 hours ago · USGS 10322150 |
2 cfs | 6.11 ft | · | 53°F | 4,919 ft | Upper Humboldt |
|
Third Ck Nr Crystal Bay, Nv
7 hours ago · USGS 10336698 |
2 cfs | 1.75 ft | 38°F | 52°F | 6,230 ft | Lake Tahoe |
|
S Twin R Nr Round Mountain, Nv
7 hours ago · USGS 10249300 |
2 cfs | 2.17 ft | 57°F | 65°F | 6,304 ft | Northern Big Smoky Valley |
|
Clear Creek Near Carson City, Nv
7 hours ago · USGS 10310500 |
1 cfs | 1.13 ft | · | 58°F | 4,973 ft | Upper Carson |
|
Ash Canyon Ck Nr Carson City, Nv
7 hours ago · USGS 10311200 |
1 cfs | 4.62 ft | · | 58°F | 5,097 ft | Upper Carson |
|
Bruneau River At Rowland Nv, Nv
7 hours ago · USGS 13161500 |
1 cfs | 1.54 ft | · | 49°F | 4,934 ft | Bruneau |
|
Meadow Valley Wash Nr Caliente, Nv
8 hours ago · USGS 09418500 |
1 cfs | 10.06 ft | · | 67°F | 4,219 ft | Meadow Valley Wash |
|
Dog Creek At Verdi, Nv
7 hours ago · USGS 10347310 |
1 cfs | 2.38 ft | · | 59°F | 4,854 ft | Truckee |
|
Kings Canyon Creek Near Carson City, Nv
7 hours ago · USGS 10311100 |
1 cfs | 3.55 ft | · | 58°F | 5,190 ft | Upper Carson |
|
Carson River Near Fort Churchill, Nv
7 hours ago · USGS 10312000 |
0 cfs | 1.15 ft | · | 64°F | 4,217 ft | Middle Carson |
|
Franktown C Nr Carson City, Nv
7 hours ago · USGS 10348460 |
0 cfs | 3.89 ft | · | 55°F | 7,417 ft | Truckee |
|
Sloan Channel At Charleston Blvd Nr Las Vegas, Nv
1 day ago · USGS 09419665 |
0 cfs | 11.10 ft | · | 90°F | 1,734 ft | Las Vegas Wash |
|
Maggie Ck Ab Maggie Ck Canyon Nr Carlin, Nv
7 hours ago · USGS 10321940 |
0 cfs | 3.70 ft | · | 54°F | 5,128 ft | Upper Humboldt |
|
Humboldt R At Comus, Nv
8 hours ago · USGS 10327500 |
0 cfs | 1.31 ft | · | 53°F | 4,367 ft | Middle Humboldt |
|
Marys R Ab Hot Springs C Nr Deeth, Nv
8 hours ago · USGS 10315500 |
0 cfs | · | · | 50°F | 5,513 ft | Upper Humboldt |
|
Humboldt R Nr Elko, Nv
7 hours ago · USGS 10318500 |
0 cfs | · | · | 52°F | 5,144 ft | Upper Humboldt |
|
Glenbrook Ck At Glenbrook, Nv
7 hours ago · USGS 10336730 |
0 cfs | 1.40 ft | 52°F | 52°F | 6,244 ft | Lake Tahoe |
|
Las Vegas Wash Overflow At Lake Las Vegas Inlet, Nv
7 hours ago · USGS 09419756 |
0 cfs | 26.47 ft | · | 89°F | 1,409 ft | Las Vegas Wash |
|
Susie Creek At Carlin, Nv
7 hours ago · USGS 10321590 |
0 cfs | · | · | 53°F | 4,913 ft | Upper Humboldt |
|
Maggie Creek At Maggie Cr Cyn Nr Carlin, Nv
7 hours ago · USGS 10321950 |
0 cfs | · | · | 55°F | 5,100 ft | Upper Humboldt |
|
Humboldt R At Battle Mountain, Nv
8 hours ago · USGS 10325000 |
0 cfs | 1.83 ft | · | 53°F | 4,502 ft | Middle Humboldt |
|
Humboldt River At Old Us 40 Bridge, Nv
7 hours ago · USGS 10323425 |
0 cfs | · | · | 57°F | 4,627 ft | Middle Humboldt |
|
Boulder Creek Near Dunphy, Nv
8 hours ago · USGS 10324700 |
0 cfs | 6.05 ft | · | 57°F | 5,012 ft | Middle Humboldt |
|
Rock Ck Nr Battle Mountain, Nv
8 hours ago · USGS 10324500 |
0 cfs | · | · | 58°F | 4,681 ft | Rock |
|
Humboldt R Nr Imlay, Nv
7 hours ago · USGS 10333000 |
0 cfs | · | · | 58°F | 4,142 ft | Lower Humboldt |
|
Mcdermitt C Nr Mcdermitt Nv, Nv
8 hours ago · USGS 10352500 |
0 cfs | 1.65 ft | · | 53°F | 4,554 ft | Upper Quinn |
|
Steamboat C At Steamboat, Nv
7 hours ago · USGS 10349300 |
0 cfs | · | · | 56°F | 4,608 ft | Truckee |
|
Eagle Valley Creek At Carson City, Nv
7 hours ago · USGS 10311300 |
0 cfs | 3.98 ft | · | 56°F | 4,605 ft | Middle Carson |
|
Canal No 2 Abv Little Dam Nr Schurz, Nv
7 hours ago · USGS 10301742 |
0 cfs | · | · | 59°F | 4,162 ft | Walker |
See every Nevada gauge ranked against normal.
- Percentile rank & % of median for all 89 gauges
- 15-day PULSE forecast on every gauge
- Custom flow alerts & full daily history
About Nevada streamflow
What are river levels like in Nevada right now?
As of August 3, 2026, Nevada rivers are running at 91% of normal across 89 USGS streamgauges, and the Carson River Blw Lahontan Reservoir Nr Fallon is reporting the highest discharge at 889 cfs. The full sortable gauge table is below.
Which Nevada river is running highest right now?
As of August 3, 2026, the highest discharge in Nevada is 889 cfs on the Carson River Blw Lahontan Reservoir Nr Fallon. See the sortable gauge table for the full statewide ranking.
Are Nevada rivers high or low right now?
Compare the statewide percent-of-normal on this page: above 100% means Nevada rivers are running higher than the seasonal average for the date, below 100% means lower (a dry spell or drought). Each gauge also shows its own percent of median.
Where does the Nevada streamflow data come from?
The U.S. Geological Survey National Water Information System. USGS streamgauges report continuously (every 15 minutes) and the data is the canonical real-time record for U.S. rivers. Snoflo pulls the latest readings and joins them to a 7-day NOAA weather forecast for each station.
What is cfs?
Cubic feet per second — the standard unit for streamflow. One cfs is about 7.5 gallons per second. Small creeks run at single-digit cfs; the Mississippi at hundreds of thousands.
What does Gauge Height mean?
The water level at the gauge in feet above the reference datum. Used together with discharge to track river state. Flood stage and runnable levels are typically expressed in gauge height (e.g., "flood at 16 ft").
How fresh is the Nevada data?
USGS streamgauges report every 15 minutes; Snoflo re-pulls throughout the day. The AI briefing regenerates daily.
Can I get a flow alert for a Nevada gauge?
Yes. Save any USGS gauge as a favorite in the Snoflo iOS app, set a discharge or stage threshold (e.g. "alert me when discharge crosses 2,000 cfs"), and you'll get a push the moment it crosses.
Is this a substitute for an NWS flood warning?
No. Snoflo is informational. For flood life-safety decisions always follow guidance from your local NWS forecast office and state emergency management. Snoflo data is one input among several.