List of rivers in Finland

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This list shows the most important rivers in Finland according to different principles.

River systems in Finland

There are 74 large river systems in Finland with a size of at least 200 km². These are numbered from 1–74, starting with the river systems in the southeast that flow into Lake Ladoga and continuing clockwise. Smaller catchment areas that are located on the coast between the larger river systems or extend along the Finnish national border are numbered 81–86. Other catchment areas in marine areas are numbered 91–99. The main catchment areas or river systems are further subdivided accordingly. The following are the river systems of Finland numbered 1-74 and the area of ​​the associated catchment area:

No. River system
Total catchment area
[km²]		 Catchment area
in Finland
[km²]		 Catchment area (sea)
01 Janisjoki 3860.4 1988.0 Gulf of Finland ( Lake Ladoga )
02 Tohmajoki 1594.6 760.0 Gulf of Finland (Lake Ladoga)
03 Hiitolanjoki 1415.2 1029.0 Gulf of Finland (Lake Ladoga)
04 Vuoksi 68501.1 52697.0 Gulf of Finland (Lake Ladoga)
05 Juustilanjoki 296.1 178.0 Gulf of Finland
06 Hounijoki 621.7 370.0 Gulf of Finland
07 Tervajoki 203.9 108.0 Gulf of Finland
08 Vilajoki 344.1 252.0 Gulf of Finland
09 Urpalanjoki 557.3 467.0 Gulf of Finland
10 Vaalimaanjoki 245.0 239.0 Gulf of Finland
11 Virojoki 357.4 357.4 Gulf of Finland
12 Vehkajoki 380.1 380.1 Gulf of Finland
13 Summanjoki 569.1 569.1 Gulf of Finland
14th Kymijoki 37158.7 37158.7 Gulf of Finland
15th Taasianjoki 530.3 530.3 Gulf of Finland
16 Koskenkylanyoki 895.3 895.3 Gulf of Finland
17th Ilolanjoki 308.9 308.9 Gulf of Finland
18th Porvoonjoki 1273.1 1273.1 Gulf of Finland
19th Mustijoki 783.2 783.2 Gulf of Finland
20th Sipoonjoki 220.5 220.5 Gulf of Finland
21st Vantaanjoki 1685.9 1685.9 Gulf of Finland
22nd Siuntionjoki 487.1 487.1 Gulf of Finland
23 Karisån 2045.8 2045.8 Gulf of Finland
24 Kiskonjoki - Perniönjoki 1046.9 1046.9 actual Baltic Sea
25th Uskelanjoki 566.5 566.5 actual Baltic Sea
26th Halikonjoki 306.6 306.6 actual Baltic Sea
27 Paimionjoki 1088.0 1088.0 actual Baltic Sea
28 Aurajoki 874.1 874.1 actual Baltic Sea
29 Hirvijoki 283.6 283.6 actual Baltic Sea
30th Mynajoki 288.4 288.4 actual Baltic Sea
31 Laajoki 392.8 392.8 actual Baltic Sea
32 Sirppujoki 437.8 437.8 Gulf of Bothnia
33 Lapinjoki 462.2 462.2 Gulf of Bothnia
34 Eurajoki 1335.9 1335.9 Gulf of Bothnia
35 Kokemaenjoki 27046.1 27046.1 Gulf of Bothnia
36 Karvianjoki 3438.0 3438.0 Gulf of Bothnia
37 Lapväärtinjoki 1098.1 1098.1 Gulf of Bothnia
38 Teuvanjoki 542.5 542.5 Gulf of Bothnia
39 Narpiönjoki 991.9 991.9 Gulf of Bothnia
40 Maalahdenjoki 499.8 499.8 Gulf of Bothnia
41 Laihianjoki 506.5 506.5 Gulf of Bothnia
42 Kyrönjoki 4923.0 4923.0 Gulf of Bothnia
43 Oravaistenjoki 196.2 196.2 Gulf of Bothnia
44 Lapuanjoki 4122.1 4122.1 Gulf of Bothnia
45 Kovjoki 291.5 291.5 Gulf of Bothnia
46 Purmonjoki 864.3 864.3 Gulf of Bothnia
47 Ähtävänjoki 2053.7 2053.7 Gulf of Bothnia
48 Kruunupyynjoki 787.7 787.7 Gulf of Bothnia
49 Perhonjoki 2523.8 2523.8 Gulf of Bothnia
50 Kälviänjoki 324.0 324.0 Gulf of Bothnia
51 Lestijoki 1372.8 1372.8 Gulf of Bothnia
52 Pöntiönjoki 206.8 206.8 Gulf of Bothnia
53 Kalajoki 4247.0 4247.0 Gulf of Bothnia
54 Pyhajoki 3711.9 3711.9 Gulf of Bothnia
55 Liminkaoja 187.0 187.0 Gulf of Bothnia
56 Piehinginjoki 175.7 175.7 Gulf of Bothnia
57 Siikajoki 4318.0 4318.0 Gulf of Bothnia
58 Temmesjoki 1180.7 1180.7 Gulf of Bothnia
59 Oulujoki 22841.4 22509.0 Gulf of Bothnia
60 Kiiminkijoki 3813.6 3813.6 Gulf of Bothnia
61 Iijoki 14190.7 14190.7 Gulf of Bothnia
62 Olhavanjoki 326.2 326.2 Gulf of Bothnia
63 Kuivajoki 1356.2 1356.2 Gulf of Bothnia
64 Simojoki 3159.8 3159.8 Gulf of Bothnia
65 Kemijoki 51127.3 49467.0 Gulf of Bothnia
66 Kaakamojoki 478.1 478.1 Gulf of Bothnia
67 Tornionjoki 40157.0 14480.0 Gulf of Bothnia
68 Teno 14890.8 5153.0 Barents Sea
69 Näätämöjoki 2962.5 2354.0 Barents Sea
70 Uutuanjoki 402.9 232.0 Barents Sea
71 Paatsjoki 14512.3 14492.0 Barents Sea
72 Tuulomajoki 25800.0 3241.0 Barents Sea
73 Koutajoki 26100.0 4915.0 White sea
74 Vienan Kemi 27700.0 1297.0 White sea

The largest rivers by drainage area

The following list contains, in alphabetical order, the fifty largest rivers in Finland, judged by the size of the drainage basin:

The longest rivers

The following list shows the rivers in Finland over 100 kilometers long in the order of their length.

Other major rivers in Finland

Individual evidence

  1. ↑ a b JÄRVIWIKI - Main drainage basins of Finland
  2. ↑ Finnish Ministry of the Environment - Suomen päävesistöalueet -taulukko ( Memento of the original from December 4, 2012 in the web archive archive.today ) Info: The archive link has been inserted automatically and has not yet been checked. Please check the original and archive link according to the instructions and then remove this notice. @1@ 2Template: Webachiv / IABot / www.ymparisto.fi
  3. ↑ Oy Vesirakentaja - Hydropower plants in Finland
  4. ↑ Suomen rajavesistöt ( Memento of the original of November 27, 2013 in the Internet Archive ) Info: The archive link was automatically inserted and not yet checked. Please check the original and archive link according to the instructions and then remove this notice. (PDF; 16 kB) @1@ 2Template: Webachiv / IABot / www.rajavesikomissio.fi