Finland grid frequency

Grid frequency · 19 September 2026

Name: Finland grid frequency, 2026-09-19
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 49.886–50.081 Hz band (288 samples).

The largest deviation from the 50.000 Hz nominal was 0.114 Hz at 14:55.

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

Daily stats

Avg	Min	Max	Samples
50,006 Hz	49,886	50,081	288

Per 15-minute interval

15-minute MTU clearing prices for 19 September 2026 (Europe/Tallinn).
Time (Europe/Tallinn)	Grid frequency
00:00	49,953
00:05	49,966
00:10	49,931
00:15	49,947
00:20	49,950
00:25	49,961
00:30	49,962
00:35	49,966
00:40	49,980
00:45	49,938
00:50	49,958
00:55	49,996
01:00	49,960
01:05	49,976
01:10	49,997
01:15	50,023
01:20	50,027
01:25	50,042
01:30	50,032
01:35	50,037
01:40	50,022
01:45	50,053
01:50	50,048
01:55	50,029
02:00	50,001
02:05	50,035
02:10	50,043
02:15	50,033
02:20	50,030
02:25	50,024
02:30	50,005
02:35	50,041
02:40	50,030
02:45	50,035
02:50	50,040
02:55	50,055
03:00	50,038
03:05	50,043
03:10	50,026
03:15	50,000
03:20	50,019
03:25	49,998
03:30	49,957
03:35	49,958
03:40	49,981
03:45	50,016
03:50	50,023
03:55	50,033
04:00	50,039
04:05	50,019
04:10	50,023
04:15	50,017
04:20	50,018
04:25	50,003
04:30	49,995
04:35	50,002
04:40	50,014
04:45	50,029
04:50	50,014
04:55	50,019
05:00	50,035
05:05	50,018
05:10	50,024
05:15	50,020
05:20	50,016
05:25	50,011
05:30	49,999
05:35	50,012
05:40	50,013
05:45	50,025
05:50	50,026
05:55	50,025
06:00	50,002
06:05	50,011
06:10	50,015
06:15	50,018
06:20	50,023
06:25	50,022
06:30	50,016
06:35	50,018
06:40	50,017
06:45	50,021
06:50	50,011
06:55	50,019
07:00	50,033
07:05	49,992
07:10	50,014
07:15	50,022
07:20	50,016
07:25	50,020
07:30	50,018
07:35	50,005
07:40	50,013
07:45	50,014
07:50	50,014
07:55	50,019
08:00	50,022
08:05	50,039
08:10	50,040
08:15	50,019
08:20	50,013
08:25	49,984
08:30	49,987
08:35	49,986
08:40	49,999
08:45	49,981
08:50	49,972
08:55	49,959
09:00	49,959
09:05	49,970
09:10	49,972
09:15	49,955
09:20	49,967
09:25	49,974
09:30	49,970
09:35	49,991
09:40	50,011
09:45	50,017
09:50	50,015
09:55	50,000
10:00	50,023
10:05	50,017
10:10	50,015
10:15	50,020
10:20	50,014
10:25	50,016
10:30	49,942
10:35	49,953
10:40	49,971
10:45	49,953
10:50	49,940
10:55	49,970
11:00	50,011
11:05	50,015
11:10	50,013
11:15	50,018
11:20	50,027
11:25	50,007
11:30	49,963
11:35	49,960
11:40	49,968
11:45	49,939
11:50	49,924
11:55	49,967
12:00	49,986
12:05	50,003
12:10	50,027
12:15	50,029
12:20	50,023
12:25	50,034
12:30	50,008
12:35	50,032
12:40	50,000
12:45	49,992
12:50	49,993
12:55	49,998
13:00	50,015
13:05	50,021
13:10	50,011
13:15	50,007
13:20	50,009
13:25	50,019
13:30	50,041
13:35	50,025
13:40	50,020
13:45	50,009
13:50	50,018
13:55	50,017
14:00	50,049
14:05	50,050
14:10	50,021
14:15	49,991
14:20	50,017
14:25	49,998
14:30	49,987
14:35	49,967
14:40	49,939
14:45	49,914
14:50	49,903
14:55	49,886
15:00	49,984
15:05	50,005
15:10	50,053
15:15	50,074
15:20	50,061
15:25	50,042
15:30	50,012
15:35	50,007
15:40	50,009
15:45	50,009
15:50	50,013
15:55	50,005
16:00	49,991
16:05	49,989
16:10	49,983
16:15	49,999
16:20	49,967
16:25	49,970
16:30	50,019
16:35	50,023
16:40	50,016
16:45	50,017
16:50	50,010
16:55	50,028
17:00	50,034
17:05	50,022
17:10	49,998
17:15	50,056
17:20	50,011
17:25	50,005
17:30	50,039
17:35	50,011
17:40	50,012
17:45	50,046
17:50	50,020
17:55	50,004
18:00	50,011
18:05	49,994
18:10	49,996
18:15	50,010
18:20	49,980
18:25	50,033
18:30	50,061
18:35	50,030
18:40	49,998
18:45	50,078
18:50	50,034
18:55	50,018
19:00	50,081
19:05	50,024
19:10	50,021
19:15	50,072
19:20	50,062
19:25	50,046
19:30	50,045
19:35	50,039
19:40	50,022
19:45	50,021
19:50	49,999
19:55	50,001
20:00	50,020
20:05	49,997
20:10	50,006
20:15	49,995
20:20	49,995
20:25	50,006
20:30	50,011
20:35	50,011
20:40	50,005
20:45	50,000
20:50	49,992
20:55	49,980
21:00	49,976
21:05	49,977
21:10	49,995
21:15	50,011
21:20	50,010
21:25	50,006
21:30	50,016
21:35	50,017
21:40	50,036
21:45	50,011
21:50	50,009
21:55	50,012
22:00	49,992
22:05	49,996
22:10	49,997
22:15	49,992
22:20	50,000
22:25	49,984
22:30	50,004
22:35	50,007
22:40	49,991
22:45	49,984
22:50	50,017
22:55	49,997
23:00	49,995
23:05	50,032
23:10	50,025
23:15	50,003
23:20	50,014
23:25	50,018
23:30	49,984
23:35	49,996
23:40	49,992
23:45	49,997
23:50	50,019
23:55	50,008

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