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River

Santa River

347 km from source to mouth · Peru.

PeruPeruFlows into Pacific Ocean10th longest in Peru

Follow the riverMonth by month

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

In numbers

Length

347km

Average flow

200m³/s

Basin

12,200km²

Drop

4,020m

from 4,023 m to 3 m

Country

1

The journey

From source to mouth

347 km of river and 9 stops on the way: 7 towns and cities on its banks, dams, bridges and the tributaries that feed it.

4,023 m3 m
Conococha Lakeat 4,023 m0 km
Huaraz118,836 people87 km
Centenario47,581 people89 km
Pilcomayo13,295 people165 km
Santa Cruz Creektributary186 km
Pacific Oceanat 3 m347 km
0100200300347 km
  1. 0 kmConococha Lakeat 4,023 m
  2. 4 kmConococha Lake1.9 km²
  3. 87 kmHuaraz118,836 people
  4. 89 kmCentenario47,581 people
  5. 124 kmCarhuaz5,044 people
  6. 151 kmYungay5,269 people
  7. 164 kmCaraz10,926 people
  8. 165 kmPilcomayo13,295 people
  9. 186 kmSanta Cruz Creektributary
  10. 343 kmPuerto Santa14,066 people
  11. 347 kmPacific Oceanat 3 m

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

River in Peru

At the mouth it carries 199 m³/s on average: an Olympic pool every 13 seconds. It drops from 4,023 m to 3 m, 12 m per kilometre on average. Its basin covers 12,200 km², about the size of QA. 492,000 people live in it. Highest water: March; lowest: from July to October. No large dam holds it back: it is one of the world's free-flowing rivers.

Read more on Wikipedia

Where to start

  • HuarazLargest city on its banks · 118,836 people
  • FAP Lieutenant Jaime Andres de Montreuil Morales Airport (CHM)Nearest airport with scheduled flights, 117 km from the cityCar hire in TrujilloDiscover Cars · Affiliate link
  • On the water5 ferry piers, marinas, boat rentals and boat ramps along the river (OpenStreetMap)
  • From May to July and from September to OctoberThe best months to visit

Santa River, month by month

Highest water: March

Lowest water: from July to October. Best months to visit: from May to July and from September to October.

210
16°48 mmJan
320
17°56 mmFeb
440
17°68 mmMar
370
16°33 mmApr
230
15°9 mmMay
80
14°2 mmJun
33
14°1 mmJul
29
14°4 mmAug
37
15°9 mmSep
77
15°25 mmOct
100
15°23 mmNov
140
16°30 mmDec
Water (estimated flow)Air (average) Rain (mm)Best months

From about 29 m³/s in the lowest month to 440 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

Santa River: the basin in numbers

11,979 km² of land send their water to this river. This is what lives on it.

Free-flowingDams upstream can hold only 0.0% of a year's flow: the river still keeps its natural rhythm.
  • 492,000people live in the basin
  • 43/km²people per km²
  • 3,303maverage altitude of the basin
  • 554mmof rain a year (basin average)
  • 9.5°Caverage air temperature
  • 34%protected areas
  • 0.2%covered by lakes
  • 3%glaciers

What covers the basin

  • 16% Forest
  • 9% Cropland
  • 22% Pasture
  • 1% Towns and cities
  • 3% Ice

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

Santa River: what you find on the way

  • 3DamsReservorio San Diego 1, Represa Central Hidroeléctrica Cañón del Pato
  • 3WeirsRepresa Chavimochic, Bocatoma La Huaca, Bocatoma La Víbora
  • 5Locks
  • 12WaterfallsCascada of Pavas, Velo de Novia and 10 more
  • 5Boat ramps

From OpenStreetMap, within 1.8 km of the river. Not mapped is not the same as not there.

Cross-checked with our atlases

Santa 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.

  • 1lake on its wayLakeyas
  • 9beaches at the mouth and on the banksCoastya
  • 61mountains at the sourcePeakyas
  • 1island off the mouthIslandyas

Lakes and reservoirs (1)

Lakes it flows through, by Lakeyas

  1. Conococha Lakekm 41.9km²

Lakeyas is coming soonOpen Lakeyas ↗

Beaches (9)

At the mouth (25 km) and on the banks, by Coastya

  1. Playa Corralón Chico11 km away21.8°C
  2. Playa Coishco5.6 km away21.8°C
  3. Playa Los Tres Brincos7.4 km away21.8°C
  4. Playa Corralón Grande9.8 km away21.8°C
  5. Playa Brava3.4 km away21.8°C
  6. Playa Alconsillo23 km away21.8°C
  7. Playa Tres Chozas13 km away22.1°C
  8. Playa Viento24 km away21.8°C

1 more on CoastyaOpen Coastya ↗

Mountains at the source (61)

Within 15 km of the source, by Peakyas

  1. Caullaraju14 km away5,682m
  2. Tuco12 km away5,454m
  3. Raju Cutac12 km away5,355m
  4. Ichic Jeulla13 km away5,091m
  5. Wishka Hirka14 km away4,934m
  6. Rumi Wayin Punta10 km away4,600m
  7. Cerro Toca5.1 km away4,499m
  8. Inca Huagansa10 km away4,000m

53 more on PeakyasOpen Peakyas ↗

Islands off the mouth (1)

Within 30 km of the mouth, by Islandyas

  1. Isla Blanca15 km away

Islandyas is coming soonOpen Islandyas ↗

From space

The source and the mouth, seen from orbit

Santa River: satellite view of the source
The source14 km across
Santa River: satellite view of the mouth
The mouth15 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

Santa River in pictures

Rio Santa
Fronsvir · CC BY-SA 4.0

Tributaries

Where it flows, and what flows into it

Tributaries (3)

Also: Santa Cruz Creek, Tablachaca River, Los Cedros Creek

Where these numbers come from

Name, length, placesWikidata (Q2121241) · CC0
Course, profile, basinRiverATLAS v1.0 (HydroATLAS, Linke et al. 2019) · CC BY 4.0 — followed along the river network from the point 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 atlasesLakeyas, Coastya, Peakyas, Islandyas — 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