Flow report

Arizona streamflow

Live discharge, gauge height, water temperature, and percent-of-normal readings from every USGS streamgauge in Arizona. Built for paddlers, anglers, water managers, and flood researchers.

USGS gauges
140
State percent normal
70%
Paddle runs
11
Updated
Jul 14
Open the Arizona flow layer on the map Every USGS streamgauge filtered to Arizona.
Open the map →
July
14
2026
Flow briefing

Streamflow levels across Arizona are currently 70% of normal, with the Colorado River Above Diamond Creek Nr Peach Spring reporting the highest discharge in the state at 9,050 cfs and a gauge stage of 47.59 ft.

Meanwhile, the Nogales Wash At Nogales Ariz is seeing a spike today — up 2414% 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 Arizona's named rivers.

Arizona at a glance

State-wide streamflow overview

The Arizona 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

70%

100% is the historical norm. Below 70% indicates drought; above 130% can flag elevated flood risk.

Highest discharge

Colorado River Above Diamond Creek Nr Peach Spring 9,050 cfs

Gauge stage 47.59 ft

Biggest 24h spike

Nogales Wash At Nogales Ariz +2414%

Now 221 cfs

Network coverage

Gauges + rivers tracked 140 + 0

USGS gauges feeding 0 named rivers in Arizona.

Full streamgauge inventory

Arizona USGS streamgauges

Every USGS gauge Snoflo tracks in Arizona. Sortable, quickly filterable. Numeric columns heat-mapped from light to deep. Tap any gauge for its full hydrograph and forecast.

140 gauges
Streamgage Streamflow Gage height Water temp Air temp Elevation Watershed
Colorado River At Lees Ferry, Az
12 hours ago · USGS 09380000
9,060 cfs 8.36 ft 67°F 79°F 3,123 ft Paria
Colorado River Above Diamond Creek Nr Peach Spring, Az
11 hours ago · USGS 09404200
8,920 cfs 47.53 ft · 77°F 1,339 ft Grand Canyon
Colorado River Near Grand Canyon, Az
12 hours ago · USGS 09402500
8,030 cfs 6.43 ft · 73°F 2,424 ft Lower Colorado-Marble Canyon
C.R.I.R. Main Canal Nr Parker, Az
12 hours ago · USGS 09428500
1,230 cfs 64.42 ft · 80°F 370 ft Imperial Reservoir
Gila Gravity Main Canal At Imperial Dam, Az
11 hours ago · USGS 09522500
1,210 cfs 17.01 ft · 83°F 183 ft Lower Colorado
Wellton-Mohawk, Az
11 hours ago · USGS 09522700
506 cfs 9.70 ft · 83°F 165 ft Lower Gila
Salt River Blw Stewart Mountain Dam, Az
12 hours ago · USGS 09502000
481 cfs 3.98 ft · 75°F 1,384 ft Lower Salt
San Pedro River Near Tombstone, Az
11 hours ago · USGS 09471550
440 cfs 5.55 ft · 66°F 3,794 ft Upper San Pedro
Santa Cruz River Near Nogales, Az
12 hours ago · USGS 09480500
387 cfs 3.06 ft · 68°F 3,710 ft Upper Santa Cruz
Yuma Main Canal Bl Colo R Siphon, Az
12 hours ago · USGS 09525500
257 cfs 10.87 ft · 83°F 137 ft Lower Colorado
Santa Cruz River At Cortaro, Az
11 hours ago · USGS 09486500
225 cfs 9.94 ft · 75°F 2,139 ft Upper Santa Cruz
Little Colorado River Abv Mouth Nr Desert View, Az
12 hours ago · USGS 09402300
218 cfs 5.25 ft 75°F 67°F 2,768 ft Lower Little Colorado
Verde River Blw Bartlett Dam, Az
11 hours ago · USGS 09510000
174 cfs 1.70 ft 63°F 76°F 1,586 ft Lower Verde
San Pedro River At Charleston, Az
12 hours ago · USGS 09471000
156 cfs 2.95 ft 73°F 65°F 3,957 ft Upper San Pedro
Wellton-Mohawk Main Outlet Drain Nr Yuma, Az
11 hours ago · USGS 09529300
139 cfs 56.87 ft · 83°F 162 ft Lower Gila
San Pedro River At Palominas, Az
12 hours ago · USGS 09470500
130 cfs 6.12 ft · 64°F 4,205 ft Upper San Pedro
Pantano Wash Near Vail, Az
12 hours ago · USGS 09484600
117 cfs 5.60 ft · 68°F 3,183 ft Rillito
Salt River Near Roosevelt, Az
11 hours ago · USGS 09498500
107 cfs 5.75 ft · 75°F 2,185 ft Upper Salt
Whitewater Draw Near Douglas, Az
12 hours ago · USGS 09537500
106 cfs 6.93 ft · 66°F 3,918 ft Whitewater Draw
Verde River Near Scottsdale, Az
12 hours ago · USGS 09511300
101 cfs · · 75°F 1,359 ft Lower Verde
Salt River Near Chrysotile, Az
11 hours ago · USGS 09497500
89 cfs 1.45 ft · 68°F 3,372 ft Upper Salt
South Gila Main Canal Near Yuma, Az
12 hours ago · USGS 09522800
78 cfs 13.43 ft · 84°F 166 ft Lower Gila
Virgin R At Littlefield, Az
12 hours ago · USGS 09415000
68 cfs 4.53 ft 85°F 84°F 1,773 ft Lower Virgin
Havasu Creek Abv Mouth Nr Supai, Az
12 hours ago · USGS 09404115
66 cfs 6.99 ft 62°F 71°F 1,883 ft Havasu Canyon
North Gila Main Canal Nr Yuma, Az
12 hours ago · USGS 09522600
65 cfs 2.57 ft · 82°F 170 ft Lower Colorado
Verde River Near Clarkdale, Az
12 hours ago · USGS 09504000
55 cfs 1.57 ft · 71°F 3,517 ft Upper Verde
Poston Wasteway Near Poston, Az
11 hours ago · USGS 09428510
54 cfs 24.84 ft · 77°F 332 ft Imperial Reservoir
Verde R Blw Tangle Creek, Az
12 hours ago · USGS 09508500
52 cfs 6.50 ft · 79°F 2,026 ft Lower Verde
Gila River At Head Of Safford Valley, Az
11 hours ago · USGS 09448500
50 cfs 6.48 ft · 72°F 3,074 ft Upper Gila-San Carlos Reservoir
Florence-Casa Grande Canal, Az
12 hours ago · USGS 09475500
43 cfs 2.62 ft · 73°F 1,557 ft Middle Gila
Santa Cruz River At Trico Road, Az
11 hours ago · USGS 09486520
41 cfs 3.29 ft · 74°F 1,901 ft Lower Santa Cruz
Div. From Yuma Main Canal For Yuma Municipal, Az
12 hours ago · USGS 09526000
36 cfs · · 83°F 117 ft Lower Colorado
Oak Creek Near Sedona, Az
11 hours ago · USGS 09504420
35 cfs 2.25 ft 68°F 71°F 4,199 ft Upper Verde
Bill Williams River Below Alamo Dam, Az
11 hours ago · USGS 09426000
35 cfs 12.27 ft · 81°F 975 ft Bill Williams
Black River Near Fort Apache, Az
11 hours ago · USGS 09490500
33 cfs 1.55 ft · 62°F 4,315 ft Black
Eagle Creek Above Pumping Plant, Az
12 hours ago · USGS 09447000
33 cfs 1.72 ft · 71°F 3,661 ft Upper Gila-San Carlos Reservoir
Verde River Near Camp Verde, Az
12 hours ago · USGS 09506000
32 cfs 3.08 ft · 72°F 2,881 ft Lower Verde
San Pedro R At Redington Bridge Nr Redington, Az
12 hours ago · USGS 09472050
29 cfs 7.96 ft · 74°F 2,824 ft Lower San Pedro
Gardner Lateral Spill Near Parker, Az
11 hours ago · USGS 09428505
24 cfs 2.70 ft · 78°F 342 ft Imperial Reservoir
Oak Creek Near Cornville, Az
12 hours ago · USGS 09504500
23 cfs 1.96 ft · 72°F 3,480 ft Upper Verde
Black River Blw Pumping Plant, Az
11 hours ago · USGS 09489500
20 cfs 2.72 ft · 62°F 5,759 ft Black
Granite Creek Near Prescott, Az
11 hours ago · USGS 09503000
20 cfs 5.28 ft · 66°F 5,256 ft Upper Verde
Verde River Near Paulden, Az
12 hours ago · USGS 09503700
20 cfs 2.68 ft · 66°F 4,116 ft Upper Verde
West Clear Creek Near Camp Verde, Az
11 hours ago · USGS 09505800
17 cfs 1.57 ft 75°F 72°F 3,638 ft Lower Verde
San Francisco River At Clifton, Az
12 hours ago · USGS 09444500
16 cfs 8.80 ft · 70°F 3,438 ft San Francisco
Gila River At Kelvin, Az
11 hours ago · USGS 09474000
16 cfs 6.56 ft · 76°F 1,756 ft Middle Gila
Gila River Near Clifton, Az
12 hours ago · USGS 09442000
15 cfs 2.05 ft · 70°F 3,354 ft Upper Gila-Mangas
Palo Verde Drain Nr. Parker, Az
12 hours ago · USGS 09429030
15 cfs 10.59 ft · 83°F 292 ft Imperial Reservoir
Carrizo Creek Near Show Low, Az
11 hours ago · USGS 09496500
12 cfs 1.36 ft · 63°F 4,755 ft Carrizo
Santa Cruz River At Continental, Az
12 hours ago · USGS 09482000
11 cfs 2.16 ft · 71°F 2,813 ft Upper Santa Cruz
Virgin R Abv The Narrows Nr Littlefield, Az
12 hours ago · USGS 09413700
11 cfs 16.45 ft · 81°F 2,000 ft Lower Virgin
Cienga Creek Near Sonoita, Az
12 hours ago · USGS 09484550
10 cfs · · 64°F 4,171 ft Rillito
Enterprise Canal At Gillespie Dam, Az
12 hours ago · USGS 09519000
10 cfs 1.72 ft · 84°F 749 ft Lower Gila-Painted Rock Reservoir
Wet Beaver Creek Near Rimrock, Az
11 hours ago · USGS 09505200
8 cfs 2.84 ft · 72°F 4,020 ft Upper Verde
White River Near Fort Apache, Az
11 hours ago · USGS 09494000
7 cfs 2.08 ft · 63°F 4,373 ft White
South Gila Terminal Canal Wasteway Nr Yuma, Az
12 hours ago · USGS 09529420
6 cfs · · 81°F 155 ft Lower Colorado
Gila River Near Dome, Az
11 hours ago · USGS 09520500
6 cfs 14.55 ft · 83°F 160 ft Lower Gila
Gila River At Calva, Az
12 hours ago · USGS 09466500
6 cfs 1.44 ft · 76°F 2,516 ft Upper Gila-San Carlos Reservoir
Cibecue Creek Near Chysotile, Az
11 hours ago · USGS 09497800
5 cfs 1.08 ft · 69°F 3,187 ft Upper Salt
Nogales Wash At Nogales Ariz, Az
12 hours ago · USGS 09481000
5 cfs 2.13 ft · 69°F 3,753 ft Upper Santa Cruz
East Fork White River Near Fort Apache, Az
11 hours ago · USGS 09492400
5 cfs · · 62°F 6,013 ft White
Gila Drain No. 1 Near Yuma, Az
11 hours ago · USGS 09529000
4 cfs 3.68 ft · 82°F 132 ft Lower Colorado
Agua Fria River Near Humboldt, Az
12 hours ago · USGS 09512450
4 cfs · · 68°F 4,381 ft Agua Fria
Little Colorado River At Greer, Az
11 hours ago · USGS 09383400
4 cfs 1.35 ft · 54°F 8,296 ft Little Colorado Headwaters
Little Colorado River Near Winslow, Az
12 hours ago · USGS 09400350
3 cfs 10.52 ft · 68°F 4,856 ft Middle Little Colorado
Big Sandy River Near Wikieup, Az
11 hours ago · USGS 09424450
3 cfs 6.92 ft · 80°F 1,400 ft Big Sandy
Paria River At Lees Ferry, Az
12 hours ago · USGS 09382000
3 cfs 4.29 ft · 79°F 3,137 ft Paria
Levee Canal Wasteway Near Yuma, Az
12 hours ago · USGS 09528800
3 cfs 1.32 ft · 82°F 137 ft Lower Colorado
Spencer Creek Near Peach Springs, Az
11 hours ago · USGS 09404222
2 cfs 3.45 ft · 78°F 1,616 ft Lake Mead
Bruce Church Wasteway Near Yuma, Az
11 hours ago · USGS 09529250
2 cfs 1.75 ft · 82°F 138 ft Lower Gila
Babocomari River Near Tombstone, Az
12 hours ago · USGS 09471400
2 cfs 1.17 ft · 65°F 3,979 ft Upper San Pedro
Cherry Creek Near Globe, Az
11 hours ago · USGS 09497980
2 cfs 2.10 ft · 71°F 3,191 ft Upper Salt
East Verde R Div From East Clear Cr Nr Pine, Az
11 hours ago · USGS 09507580
2 cfs 7.28 ft · 63°F 5,761 ft Lower Verde
Bonita Creek Near Morenci, Az
11 hours ago · USGS 09447800
1 cfs 4.49 ft · 72°F 3,522 ft Upper Gila-San Carlos Reservoir
Diamond Creek Near Peach Springs, Az
12 hours ago · USGS 09404208
1 cfs 7.44 ft · 76°F 1,393 ft Grand Canyon
Queen Creek Below Whitlow Dam Nr Superior, Az
13 hours ago · USGS 09478500
1 cfs · · 74°F 2,051 ft Middle Gila
North Gila Main Canal Wasteway Near Yuma, Az
11 hours ago · USGS 09529150
1 cfs 1.17 ft · 82°F 142 ft Lower Gila
Gila River Below Coolidge Dam, Az
12 hours ago · USGS 09469500
1 cfs · · 75°F 2,309 ft Middle Gila
Agua Fria River Near Mayer, Az
11 hours ago · USGS 09512500
1 cfs 2.73 ft · 71°F 3,455 ft Agua Fria
Santa Cruz River Near Laveen, Az
12 hours ago · USGS 09489000
1 cfs 8.67 ft · 82°F 1,032 ft Lower Santa Cruz
North Gila Main Canal No. 2 Near Yuma, Az
12 hours ago · USGS 09522650
0 cfs 2.16 ft · 82°F 178 ft Lower Colorado
Pinto Creek Near Miami, Az
11 hours ago · USGS 09498502
0 cfs 1.38 ft · 74°F 2,880 ft Upper Salt
Granite Creek At Prescott, Az
11 hours ago · USGS 09502960
0 cfs 6.06 ft · 66°F 5,286 ft Upper Verde
Del Rio Springs Near Chino Valley, Az
11 hours ago · USGS 09502900
0 cfs · · 65°F 4,435 ft Upper Verde
East Verde River Near Childs, Az
11 hours ago · USGS 09507980
0 cfs 11.29 ft · 75°F 2,590 ft Lower Verde
Pinal Creek At Inspiration Dam, Az
12 hours ago · USGS 09498400
0 cfs 1.01 ft · 73°F 2,755 ft Upper Salt
Chinle Creek Near Mexican Water, Az
12 hours ago · USGS 09379200
0 cfs 1.13 ft · 69°F 4,736 ft Chinle
Little Colorado R Abv Lyman Lake Nr St. Johns, Az
12 hours ago · USGS 09384000
0 cfs 1.86 ft · 63°F 6,006 ft Little Colorado Headwaters
Little Colorado R Blw Salado Springs, Az
12 hours ago · USGS 09385700
0 cfs 7.98 ft · 64°F 5,783 ft Upper Little Colorado
Little Colorado River Ab Zion Res Nr St. Johns, Az
12 hours ago · USGS 09386030
0 cfs · · 65°F 5,567 ft Upper Little Colorado
Little Colorado R Blw Zion Res Nr St. Johns, Az
11 hours ago · USGS 09386300
0 cfs 3.41 ft · 65°F 5,517 ft Upper Little Colorado
Little Colorado River At Woodruff, Az
11 hours ago · USGS 09394500
0 cfs 4.99 ft · 65°F 5,141 ft Upper Little Colorado
Show Low Creek Near Lakeside, Az
12 hours ago · USGS 09390500
0 cfs · · 59°F 6,616 ft Silver
Jacks Canyon Cr Nr Winslow, Az
11 hours ago · USGS 09399400
0 cfs 2.24 ft · 66°F 5,230 ft Middle Little Colorado
Chevelon Fork Below Wildcat Canyon, Az
12 hours ago · USGS 09397500
0 cfs 1.01 ft · 62°F 5,910 ft Chevelon Canyon
Little Colorado River Near Cameron, Az
11 hours ago · USGS 09402000
0 cfs 1.60 ft · 70°F 4,062 ft Lower Little Colorado
Moenkopi Wash At Moenkopi, Az
11 hours ago · USGS 09401260
0 cfs 18.88 ft · 67°F 4,624 ft Moenkopi Wash
Burro Creek At Old Us 93 Bridge Nr Bagdad, Az
12 hours ago · USGS 09424447
0 cfs 3.87 ft · 77°F 1,910 ft Burro
Santa Maria River Near Bagdad, Az
12 hours ago · USGS 09424900
0 cfs · · 82°F 1,375 ft Santa Maria
Bill Williams River Near Parker, Az
11 hours ago · USGS 09426620
0 cfs 1.11 ft · 84°F 521 ft Bill Williams
San Carlos River Near Peridot, Az
11 hours ago · USGS 09468500
0 cfs 2.76 ft · 75°F 2,560 ft San Carlos
Gila River Near Maricopa, Az
11 hours ago · USGS 09479350
0 cfs · · 79°F 1,133 ft Middle Gila
Ramsey Canyon Near Sierra Vista, Az
11 hours ago · USGS 09470750
0 cfs · · 65°F 5,534 ft Upper San Pedro
Garden Canyon Near Fort Huachuca, Az
11 hours ago · USGS 09470800
0 cfs · · 66°F 5,362 ft Upper San Pedro
Banning Creek Near Bisbee, Az
11 hours ago · USGS 09470700
0 cfs 1.43 ft · 66°F 4,845 ft Upper San Pedro
Huachuca Canyon Near Fort Huachuca, Az
11 hours ago · USGS 09471310
0 cfs 1.94 ft · 66°F 5,615 ft Upper San Pedro
Upper Babocomari River Near Huachuca City, Az
12 hours ago · USGS 09471380
0 cfs 4.47 ft · 67°F 4,467 ft Upper San Pedro
Aravaipa Creek Near Mammoth, Az
11 hours ago · USGS 09473000
0 cfs · · 76°F 2,350 ft Lower San Pedro
Santa Cruz River At Tubac, Az
11 hours ago · USGS 09481740
0 cfs 19.34 ft 60°F 68°F 3,161 ft Upper Santa Cruz
Santa Cruz River Near Lochiel, Az
12 hours ago · USGS 09480000
0 cfs 5.05 ft · 63°F 4,642 ft Upper Santa Cruz
Canada Del Oro Blw Ina Road, Az
11 hours ago · USGS 09486350
0 cfs 4.11 ft · 76°F 2,239 ft Upper Santa Cruz
Santa Cruz River At Tucson, Az
11 hours ago · USGS 09482500
0 cfs · · 75°F 2,339 ft Upper Santa Cruz
Rincon Creek Near Tucson, Az
12 hours ago · USGS 09485000
0 cfs 1.90 ft · 72°F 3,134 ft Rillito
Pantano Wash At Broadway Blvd. At Tucson, Az
12 hours ago · USGS 09485450
0 cfs · · 74°F 2,583 ft Rillito
Tanque Verde Creek At Tucson, Az
12 hours ago · USGS 09484500
0 cfs 4.94 ft · 75°F 2,478 ft Rillito
Rillito Creek At Dodge Boulevard, Az
11 hours ago · USGS 09485700
0 cfs 3.13 ft · 75°F 2,380 ft Rillito
Rillito Creek At La Cholla Blvd Near Tucson, Az
12 hours ago · USGS 09486055
0 cfs 1.82 ft · 76°F 2,254 ft Rillito
Sabino Creek Near Tucson, Az
12 hours ago · USGS 09484000
0 cfs · · 74°F 2,723 ft Rillito
Altar Wash Near Three Points, Az
11 hours ago · USGS 09486800
0 cfs 1.21 ft · 71°F 2,977 ft Brawley Wash
Brawley Wash Near Three Points, Az
12 hours ago · USGS 09487000
0 cfs 5.68 ft · 74°F 2,534 ft Brawley Wash
Pinto Cr Blw Haunted Canyon Nr Miami, Az
11 hours ago · USGS 09498501
0 cfs 4.78 ft · 73°F 3,178 ft Upper Salt
South Fork Parker Creek Near Roosevelt, Az
11 hours ago · USGS 09498503
0 cfs · · 67°F 5,425 ft Upper Salt
Tonto Creek Abv Gun Creek, Az
12 hours ago · USGS 09499000
0 cfs · · 75°F 2,523 ft Tonto
Salt River At Priest Drive Near Phoenix, Az
11 hours ago · USGS 09512165
0 cfs 1.45 ft · 80°F 1,158 ft Lower Salt
Cave Creek Blw Cottonwood Cr Near Cave Creek, Az
12 hours ago · USGS 09512280
0 cfs 2.64 ft · 79°F 2,272 ft Lower Salt
Williamson Valley Wash Near Paulden, Az
12 hours ago · USGS 09502800
0 cfs 1.75 ft · 65°F 4,451 ft Big Chino-Williamson Valley
Granite Creek Blw Watson Lake Nr Prescott, Az
12 hours ago · USGS 09503300
0 cfs 1.50 ft · 66°F 5,006 ft Upper Verde
Dry Beaver Creek Near Rimrock, Az
11 hours ago · USGS 09505350
0 cfs 1.32 ft · 72°F 3,703 ft Upper Verde
Sycamore Creek Near Fort Mcdowell, Az
11 hours ago · USGS 09510200
0 cfs · · 74°F 1,763 ft Lower Verde
Wet Bottom Creek Near Childs, Az
12 hours ago · USGS 09508300
0 cfs 2.81 ft 46°F 77°F 2,343 ft Lower Verde
Gila River At Estrella Parkway, Az
12 hours ago · USGS 09514100
0 cfs 3.45 ft · 83°F 915 ft Lower Gila-Painted Rock Reservoir
Agua Fria River Near Rock Springs, Az
11 hours ago · USGS 09512800
0 cfs 2.30 ft · 81°F 1,794 ft Agua Fria
Skunk Creek Near Phoenix, Az
11 hours ago · USGS 09513860
0 cfs · · 80°F 1,475 ft Agua Fria
New River Near Rock Springs, Az
11 hours ago · USGS 09513780
0 cfs · · 80°F 2,316 ft Agua Fria
Hassayampa River Near Arlington, Az
12 hours ago · USGS 09517000
0 cfs 4.52 ft · 84°F 839 ft Hassayampa
Hassayampa River Near Morristown, Az
11 hours ago · USGS 09516500
0 cfs 5.73 ft · 81°F 1,854 ft Hassayampa
Centennial Wash At Southern Pacific Railroad Brdg, Az
12 hours ago · USGS 09517490
0 cfs 4.59 ft · 84°F 852 ft Centennial Wash
Gila River Near Dateland, Az
11 hours ago · USGS 09520280
0 cfs 2.59 ft · 85°F 367 ft Lower Gila
Gila River Below Painted Rock Dam, Az
11 hours ago · USGS 09519800
0 cfs · · 85°F 537 ft Lower Gila-Painted Rock Reservoir
Leslie Creek Near Mcneal, Az
12 hours ago · USGS 09537200
0 cfs 1.42 ft · 65°F 4,641 ft Whitewater Draw
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Whitewater & paddle

Arizona river runs

Paddleable river sections in Arizona keyed to USGS gauges, with live streamflow and whitewater class.

River run Status Streamflow Air temp Class
Christopher Creek Too High 443 cfs 83°F V
Christopher Creek Too High 443 cfs 83°F V
Christopher Creek Too High 443 cfs 83°F V
Grand Canyon Runnable 9,320 cfs 82°F III TO IV
Hell's Gate Canyon Too Low 15 cfs 81°F V
Indian Gardens Too Low 30 cfs 76°F IV- TO IV+
Kelvin Run · · 73°F I TO II-
Lower Salt Runnable 575 cfs 90°F I
Lower Verde Runnable 127 cfs 88°F I TO II
Upper Salt Daily · · 67°F III TO IV
White Bridge To Beasley Flat · · 66°F II- TO II
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Flow report FAQ

About Arizona streamflow

Where does the Arizona 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 Arizona 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 Arizona 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.