Finland grid frequency

Grid frequency · 12 September 2026

Name: Finland grid frequency, 2026-09-12
Creator: Volton
License: https://creativecommons.org/licenses/by/4.0/

Real-time AC frequency on the Finnish grid, part of the Nordic synchronous area (Finland, Sweden, Norway and eastern Denmark), a different synchronous area from the Baltics, which joined Continental Europe in February 2025. Sourced from Fingrid, downsampled to 5-min mean and refreshed hourly.

Frequency stayed in the 49.898–50.121 Hz band (288 samples).

The largest deviation from the 50.000 Hz nominal was 0.121 Hz at 21:35.

Source: Fingrid Open Data via Volton, CC-BY-4.0.

Daily stats

Avg	Min	Max	Samples
50,001 Hz	49,898	50,121	288

Per 15-minute interval

15-minute MTU clearing prices for 12 September 2026 (Europe/Tallinn).
Time (Europe/Tallinn)	Grid frequency
00:00	49,976
00:05	49,988
00:10	49,982
00:15	49,997
00:20	49,996
00:25	50,001
00:30	49,988
00:35	49,998
00:40	49,992
00:45	49,996
00:50	49,995
00:55	50,038
01:00	50,082
01:05	50,091
01:10	50,085
01:15	50,070
01:20	50,068
01:25	50,072
01:30	50,045
01:35	50,040
01:40	50,040
01:45	50,008
01:50	50,011
01:55	50,012
02:00	50,007
02:05	50,009
02:10	49,993
02:15	49,996
02:20	49,983
02:25	49,977
02:30	49,986
02:35	49,983
02:40	49,989
02:45	49,988
02:50	49,995
02:55	49,994
03:00	49,986
03:05	49,985
03:10	49,986
03:15	49,984
03:20	49,987
03:25	49,983
03:30	49,983
03:35	49,995
03:40	49,986
03:45	49,984
03:50	49,985
03:55	49,985
04:00	49,986
04:05	49,992
04:10	49,989
04:15	49,994
04:20	49,994
04:25	49,992
04:30	49,988
04:35	49,981
04:40	49,988
04:45	49,985
04:50	50,002
04:55	49,990
05:00	49,964
05:05	49,989
05:10	49,989
05:15	49,996
05:20	49,994
05:25	49,991
05:30	49,999
05:35	49,992
05:40	49,993
05:45	50,001
05:50	50,005
05:55	49,991
06:00	49,972
06:05	49,988
06:10	49,997
06:15	49,990
06:20	49,973
06:25	50,001
06:30	49,990
06:35	49,991
06:40	49,991
06:45	49,991
06:50	49,994
06:55	50,003
07:00	49,981
07:05	49,987
07:10	49,987
07:15	50,001
07:20	49,991
07:25	50,009
07:30	50,044
07:35	50,030
07:40	50,032
07:45	50,037
07:50	50,022
07:55	50,034
08:00	50,042
08:05	50,020
08:10	50,042
08:15	50,024
08:20	50,028
08:25	49,999
08:30	49,991
08:35	49,971
08:40	49,967
08:45	49,992
08:50	49,976
08:55	49,994
09:00	49,985
09:05	49,971
09:10	49,962
09:15	49,948
09:20	49,930
09:25	49,970
09:30	49,980
09:35	49,970
09:40	49,999
09:45	49,989
09:50	49,990
09:55	49,981
10:00	49,946
10:05	49,941
10:10	49,974
10:15	50,002
10:20	49,991
10:25	50,005
10:30	49,991
10:35	50,001
10:40	49,977
10:45	49,977
10:50	49,971
10:55	50,008
11:00	49,998
11:05	50,000
11:10	50,007
11:15	49,991
11:20	49,993
11:25	49,988
11:30	49,996
11:35	50,006
11:40	50,004
11:45	49,959
11:50	49,994
11:55	50,006
12:00	50,005
12:05	49,990
12:10	50,002
12:15	49,992
12:20	50,018
12:25	50,001
12:30	50,006
12:35	50,004
12:40	50,014
12:45	49,998
12:50	50,018
12:55	50,000
13:00	50,053
13:05	50,064
13:10	50,015
13:15	50,004
13:20	50,008
13:25	49,987
13:30	49,974
13:35	49,996
13:40	50,001
13:45	49,997
13:50	49,985
13:55	49,993
14:00	50,000
14:05	49,995
14:10	50,003
14:15	50,022
14:20	50,002
14:25	50,001
14:30	49,982
14:35	49,991
14:40	49,998
14:45	49,976
14:50	49,977
14:55	49,984
15:00	50,012
15:05	50,014
15:10	50,002
15:15	49,988
15:20	49,985
15:25	49,998
15:30	49,992
15:35	49,994
15:40	49,997
15:45	50,018
15:50	49,989
15:55	50,012
16:00	49,981
16:05	49,993
16:10	50,008
16:15	49,989
16:20	49,991
16:25	49,986
16:30	49,989
16:35	49,982
16:40	50,013
16:45	50,004
16:50	49,991
16:55	49,997
17:00	49,981
17:05	49,991
17:10	49,983
17:15	49,977
17:20	49,974
17:25	49,970
17:30	49,991
17:35	49,996
17:40	49,989
17:45	49,997
17:50	49,976
17:55	49,960
18:00	49,918
18:05	49,918
18:10	49,898
18:15	49,931
18:20	49,923
18:25	49,927
18:30	49,943
18:35	49,954
18:40	49,935
18:45	49,959
18:50	49,950
18:55	49,944
19:00	49,974
19:05	49,974
19:10	49,988
19:15	50,012
19:20	50,002
19:25	50,001
19:30	50,029
19:35	50,034
19:40	50,029
19:45	50,031
19:50	50,048
19:55	50,055
20:00	50,061
20:05	50,070
20:10	50,048
20:15	50,036
20:20	50,058
20:25	50,065
20:30	50,048
20:35	50,065
20:40	50,045
20:45	50,019
20:50	50,012
20:55	49,985
21:00	50,012
21:05	50,027
21:10	50,035
21:15	50,055
21:20	50,087
21:25	50,098
21:30	50,112
21:35	50,121
21:40	50,091
21:45	50,086
21:50	50,094
21:55	50,049
22:00	50,014
22:05	50,024
22:10	50,025
22:15	49,995
22:20	49,993
22:25	49,990
22:30	49,986
22:35	49,992
22:40	50,003
22:45	49,985
22:50	50,027
22:55	50,043
23:00	50,033
23:05	50,018
23:10	50,001
23:15	49,990
23:20	50,006
23:25	50,019
23:30	49,991
23:35	50,005
23:40	50,019
23:45	50,012
23:50	50,006
23:55	49,999

Source: Fingrid Open Data via Volton, CC-BY-4.0. · Hub: 7-day chart and methodology →