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River

Little Colorado River

507 km from source to mouth · United States.

United StatesUnited StatesFlows into Colorado River

Follow the riverMonth by month

SourceMouth
The river and every tributary in its basin, drawn from RiverATLAS (CC BY 4.0).

In numbers

Length

507km

Average flow

150m³/s

Basin

68,635km²

Drop

1,615m

from 2,445 m to 830 m

Country

1

The journey

From source to mouth

507 km of river and 17 stops on the way: 4 towns and cities on its banks, dams, bridges and the tributaries that feed it.

2,445 m830 m
Sourceat 2,445 m0 km
Lyman Reservoir2.7 km²55 km
Zuni Rivertributary128 km
Puerco Rivertributary191 km
Chevelon Creektributary246 km
Grand Falls346 km
Little Colorado River Bridge411 km
Cameron Suspension Bridge411 km
Colorado Riverat 830 m507 km
0200400507 km
  1. 0 kmSourceat 2,445 m
  2. 0 kmRiver Reservoir0.4 km²
  3. 19 kmEagar4,869 people
  4. 25 kmBecker Lake0.3 km²
  5. 55 kmLyman Reservoir2.7 km²
  6. 76 kmSaint Johns3,480 people
  7. 128 kmZuni Rivertributary
  8. 168 kmWoodruff Bridge
  9. 191 kmPuerco Rivertributary
  10. 194 kmHolbrook5,019 people
  11. 196 kmHolbrook Bridge
  12. 203 kmObed Road Bridge (1912)
  13. 214 kmObed Road Bridge (2010)
  14. 246 kmChevelon Creektributary
  15. 254 kmWinslow9,600 people
  16. 346 kmGrand Falls
  17. 411 kmLittle Colorado River Bridge
  18. 411 kmCameron Suspension Bridge
  19. 507 kmColorado Riverat 830 m

Water level along the river (RiverATLAS; the height is exaggerated). Towns: GeoNames and Wikidata; bridges, dams and tributaries: Wikidata.

River in the United States of America

At the mouth it carries 150 m³/s on average: an Olympic pool every 17 seconds. It drops from 2,445 m to 830 m, 3.2 m per kilometre on average. Its basin covers 68,635 km², about the size of GE. 1.2 million people live in it. Highest water: from October to November; lowest: June. It is heavily dammed: reservoirs can hold 219% of a year's flow.

Read more on Wikipedia

Where to start

  • WinslowLargest city on its banks · 9,600 people
  • Flagstaff Pulliam Airport (FLG)Nearest airport with scheduled flights, 89 km from the cityCar hire at FLG airport (Flagstaff)Discover Cars · Affiliate link
  • On the water3 ferry piers, marinas, boat rentals and boat ramps along the river (OpenStreetMap)
  • Kayak and canoe2 put-ins and rapids mapped (OpenStreetMap)
  • From May to SeptemberThe best months to visit

Little Colorado River, month by month

Highest water: from October to November

Lowest water: June. Best months to visit: from May to September.

1,000
1°16 mmJan
920
4°14 mmFeb
920
7°18 mmMar
650
12°11 mmApr
380
16°10 mmMay
180
22°7 mmJun
310
25°35 mmJul
810
24°43 mmAug
1,100
20°27 mmSep
1,300
13°24 mmOct
1,100
6°15 mmNov
1,000
1°18 mmDec
Water (estimated flow)Air (average) Rain (mm)Best months

From about 180 m³/s in the lowest month to 1,300 m³/s in the highest. An estimate: the monthly flow is modelled from the lowest and highest months of WaterGAP (RiverATLAS, 1971–2000) and the rain and snow along the river (WorldClim). Dams change the real rhythm. The chip is the average air temperature; below it, the month's rain.

Plan the trip

Plan the trip: boat trips, a bed by the river, a car

Some links above are affiliate links: if you book through them we may earn a commission, at no extra cost to you. It never changes what the data on this page says.

The basin

Little Colorado River: the basin in numbers

353,736 km² of land send their water to this river. This is what lives on it.

DammedReservoirs can hold 219% of a year's flow: much of the river is a chain of lakes.
  • 1.2millionpeople live in the basin
  • 3/km²people per km²
  • 2,106maverage altitude of the basin
  • 341mmof rain a year (basin average)
  • 7.2°Caverage air temperature
  • 10%protected areas
  • 0.3%covered by lakes
  • 1%permafrost
  • 37km³held in reservoirs

What covers the basin

  • 35% Forest
  • 3% Cropland
  • 53% Pasture

RiverATLAS (HydroATLAS v1.0, CC BY 4.0): land cover, people, protected areas, glaciers and dams over the whole basin upstream of the mouth.

Along the river

Little Colorado River: what you find on the way

  • 24DamsBunch Reservoir Dam, River Reservoir Dam, Tunnel Dam and 21 more
  • 2WaterfallsGrand Falls, Black Falls
  • 2RapidsSixtymile Rapids, Lava Canyon Rapid
  • 3Boat ramps

From OpenStreetMap, within 2.7 km of the river. Not mapped is not the same as not there.

Cross-checked with our atlases

Little Colorado River in our other atlases

What our sister atlases know about the waterfalls on this river, the lakes it flows through, the beaches at its mouth, the mountains where it rises and the islands off its mouth.

  • 1waterfall on the riverCascadyas
  • 3lakes on its wayLakeyas
  • 16mountains at the sourcePeakyas

Waterfalls (1)

On the river, by Cascadyas

  1. Grand Fallskm 324

Cascadyas is coming soonOpen Cascadyas ↗

Lakes and reservoirs (3)

Lakes it flows through, by Lakeyas

  1. River Reservoirkm 00.4km²
  2. Becker Lakekm 240.3km²
  3. Lyman Reservoirkm 522.7km²

Lakeyas is coming soonOpen Lakeyas ↗

Mountains at the source (16)

Within 15 km of the source, by Peakyas

  1. Mount Baldy15 km away · prominence 1,440 m3,478m
  2. Baldy Peak15 km away
  3. Boardshack Knoll4.2 km away
  4. Burro Mountain10 km away
  5. Mount Thomas14 km away
  6. Mount Warren15 km away
  7. Pat Knoll13 km away
  8. Pool Knoll5.6 km away

8 more on PeakyasOpen Peakyas ↗

From space

The source and the mouth, seen from orbit

Little Colorado River: satellite view of the source
The source14 km across
Little Colorado River: satellite view of the mouth
The mouth81 km across

Sentinel-2 cloudless 2016 by EOX IT Services GmbH (contains modified Copernicus Sentinel data 2016), CC BY 4.0. The glowing line is the river as drawn by RiverATLAS.

Photos

Little Colorado River in pictures

Floating down the Little Colorado River
Dicklyon · CC BY-SA 4.0
USA little colorado pano AZ
Daniel Schwen · CC BY 2.5
Little Colorado River confluence with Big Canyon
Dicklyon · CC BY-SA 4.0
Colorado River Avi
Renjishino · CC BY 3.0

Tributaries

Where it flows, and what flows into it

Tributaries (3)

Also: Zuni River, Puerco River, Chevelon Creek

Where these numbers come from

Name, length, placesWikidata (Q1152278) · CC0
Course, profile, basinRiverATLAS v1.0 (HydroATLAS, Linke et al. 2019) · CC BY 4.0 — followed from the source to the mouth given by Wikidata
FlowWaterGAP (RiverATLAS), 1971–2000 · CC BY 4.0
Climate along the riverWorldClim (RiverATLAS), 1970–2000 · CC BY 4.0
Towns, bridges, damsWikidata · CC0; GeoNames · CC BY 4.0
Along the river© OpenStreetMap contributors · ODbL
ImagesEOX Sentinel-2 cloudless 2016 · CC BY 4.0; Wikimedia Commons
Our other atlasesCascadyas, Lakeyas, Peakyas — Wikidata · CC0; © OpenStreetMap contributors · ODbL; GeoNames · CC BY 4.0; HydroLAKES · CC BY 4.0; NOAA OISST

Every source and licence is on the data sources page.

The family

Do you prefer beaches, lakes, mountains, waterfalls, islands, rivers or canyons?

Same idea, other landscapes: field atlases built on open data, month by month, in seven languages.

beachesCoastyaFind your beach: sea temperature, sun and swimming month by month.Visit
lakesLakeyasEvery lake on Earth: water temperature, ice, depth and the shore.Coming soonVisit
mountainsPeakyasEvery summit in 3D: summit weather, the 0 °C line, huts and trails.Visit
waterfallsCascadyasEvery waterfall: height, flow month by month and when it roars.Coming soonVisit
islandsIslandyasEvery island from the sea up: size, sea temperature, ferries and 3D.Coming soonVisit
riversRiveryasEvery river from source to sea: the journey, the flow and the basin in numbers.You are here
canyonsCanyonyasEvery canyon cut to scale: depth to the floor, rim and floor temperatures, trails and viewpoints.Coming soonVisit