TEPCO : 福島第一原子力発電所における海水放射線モニタ計測結果（過去分）

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福島第一原子力発電所における海水放射線モニタ計測結果（過去分）

○お知らせ

○計測値一覧：2026年02月02日(CSVデータダウンロード)

放射能濃度単位：Bq/L

※検出限界値未満の場合はNDと表示されます。

計測時刻 Cs137 Cs134 全β

00:00 ND ND 23

00:10 ND ND 21

00:20 ND ND 20

00:30 ND ND 20

00:40 ND ND 21

00:50 ND ND 17

01:00 ND ND 14

01:10 ND ND 14

01:20 ND ND 15

01:30 ND ND 16

01:40 ND ND 14

01:50 ND ND 14

02:00 ND ND 20

02:10 ND ND 19

02:20 ND ND 18

02:30 ND ND 18

02:40 ND ND 17

02:50 ND ND 18

03:00 ND ND 14

03:10 ND ND 14

03:20 ND ND 14

03:30 ND ND 14

03:40 ND ND 14

03:50 ND ND 14

04:00 ND ND 16

04:10 ND ND 18

04:20 ND ND 17

04:30 ND ND 19

04:40 ND ND 21

04:50 ND ND 20

05:00 ND ND 18

05:10 ND ND 18

05:20 ND ND 17

05:30 ND ND 17

05:40 ND ND 18

05:50 ND ND 20

06:00 ND ND 23

06:10 ND ND 23

06:20 ND ND 23

06:30 ND ND 23

06:40 ND ND 20

06:50 ND ND 18

07:00 ND ND 18

07:10 ND ND 18

07:20 ND ND 18

07:30 ND ND 18

07:40 ND ND 21

07:50 ND ND 21

08:00 ND ND 22

08:10 ND ND 21

08:20 ND ND 21

08:30 ND ND 21

08:40 ND ND 20

08:50 ND ND 19

09:00 ND ND 18

09:10 ND ND 16

09:20 ND ND 18

09:30 ND ND 19

09:40 ND ND 20

09:50 ND ND 21

10:00 ND ND 22

10:10 ND ND 24

10:20 ND ND 26

10:30 ND ND 20

10:40 ND ND 22

10:50 ND ND 20

11:00 ND ND 20

11:10 ND ND 17

11:20 ND ND 18

11:30 ND ND 22

11:40 ND ND 22

11:50 ND ND 23

12:00 ND ND 23

12:10 ND ND 23

12:20 ND ND 20

12:30 ND ND 20

12:40 ND ND 17

12:50 ND ND 18

13:00 ND ND 19

13:10 ND ND 20

13:20 ND ND 21

13:30 ND ND 21

13:40 ND ND 22

13:50 ND ND 21

14:00 ND ND 18

14:10 ND ND 18

14:20 ND ND 16

14:30 - - -

14:40 - - -

14:50 - - -

15:00 - - -

15:10 - - -

15:20 - - -

15:30 - - -

15:40 - - -

15:50 - - -

16:00 - - -

16:10 - - -

16:20 - - -

16:30 ND ND 23

16:40 ND ND 20

16:50 ND ND 21

17:00 ND ND 22

17:10 ND ND 24

17:20 ND ND 23

17:30 ND ND 23

17:40 ND ND 24

17:50 ND ND 22

18:00 ND ND 20

18:10 ND ND 18

18:20 ND ND 18

18:30 ND ND 18

18:40 ND ND 20

18:50 ND ND 20

19:00 ND ND 19

19:10 ND ND 22

19:20 ND ND 22

19:30 ND ND 20

19:40 ND ND 16

19:50 ND ND 18

20:00 ND ND 18

20:10 ND ND 17

20:20 ND ND 18

20:30 ND ND 18

20:40 ND ND 18

20:50 ND ND 16

21:00 ND ND 17

21:10 ND ND 18

21:20 ND ND 16

21:30 ND ND 16

21:40 ND ND 17

21:50 ND ND 19

22:00 ND ND 18

22:10 ND ND 19

22:20 ND ND 20

22:30 ND ND 20

22:40 ND ND 20

22:50 ND ND 18

23:00 ND ND 19

23:10 ND ND 18

23:20 ND ND 21

23:30 ND ND 21

23:40 ND ND 20

23:50 ND ND 19

計測時刻	Cs137	Cs134	全β
00:00	ND	ND	23
00:10	ND	ND	21
00:20	ND	ND	20
00:30	ND	ND	20
00:40	ND	ND	21
00:50	ND	ND	17
01:00	ND	ND	14
01:10	ND	ND	14
01:20	ND	ND	15
01:30	ND	ND	16
01:40	ND	ND	14
01:50	ND	ND	14
02:00	ND	ND	20
02:10	ND	ND	19
02:20	ND	ND	18
02:30	ND	ND	18
02:40	ND	ND	17
02:50	ND	ND	18
03:00	ND	ND	14
03:10	ND	ND	14
03:20	ND	ND	14
03:30	ND	ND	14
03:40	ND	ND	14
03:50	ND	ND	14
04:00	ND	ND	16
04:10	ND	ND	18
04:20	ND	ND	17
04:30	ND	ND	19
04:40	ND	ND	21
04:50	ND	ND	20
05:00	ND	ND	18
05:10	ND	ND	18
05:20	ND	ND	17
05:30	ND	ND	17
05:40	ND	ND	18
05:50	ND	ND	20
06:00	ND	ND	23
06:10	ND	ND	23
06:20	ND	ND	23
06:30	ND	ND	23
06:40	ND	ND	20
06:50	ND	ND	18
07:00	ND	ND	18
07:10	ND	ND	18
07:20	ND	ND	18
07:30	ND	ND	18
07:40	ND	ND	21
07:50	ND	ND	21
08:00	ND	ND	22
08:10	ND	ND	21
08:20	ND	ND	21
08:30	ND	ND	21
08:40	ND	ND	20
08:50	ND	ND	19
09:00	ND	ND	18
09:10	ND	ND	16
09:20	ND	ND	18
09:30	ND	ND	19
09:40	ND	ND	20
09:50	ND	ND	21
10:00	ND	ND	22
10:10	ND	ND	24
10:20	ND	ND	26
10:30	ND	ND	20
10:40	ND	ND	22
10:50	ND	ND	20
11:00	ND	ND	20
11:10	ND	ND	17
11:20	ND	ND	18
11:30	ND	ND	22
11:40	ND	ND	22
11:50	ND	ND	23
12:00	ND	ND	23
12:10	ND	ND	23
12:20	ND	ND	20
12:30	ND	ND	20
12:40	ND	ND	17
12:50	ND	ND	18
13:00	ND	ND	19
13:10	ND	ND	20
13:20	ND	ND	21
13:30	ND	ND	21
13:40	ND	ND	22
13:50	ND	ND	21
14:00	ND	ND	18
14:10	ND	ND	18
14:20	ND	ND	16
14:30	-	-	-
14:40	-	-	-
14:50	-	-	-
15:00	-	-	-
15:10	-	-	-
15:20	-	-	-
15:30	-	-	-
15:40	-	-	-
15:50	-	-	-
16:00	-	-	-
16:10	-	-	-
16:20	-	-	-
16:30	ND	ND	23
16:40	ND	ND	20
16:50	ND	ND	21
17:00	ND	ND	22
17:10	ND	ND	24
17:20	ND	ND	23
17:30	ND	ND	23
17:40	ND	ND	24
17:50	ND	ND	22
18:00	ND	ND	20
18:10	ND	ND	18
18:20	ND	ND	18
18:30	ND	ND	18
18:40	ND	ND	20
18:50	ND	ND	20
19:00	ND	ND	19
19:10	ND	ND	22
19:20	ND	ND	22
19:30	ND	ND	20
19:40	ND	ND	16
19:50	ND	ND	18
20:00	ND	ND	18
20:10	ND	ND	17
20:20	ND	ND	18
20:30	ND	ND	18
20:40	ND	ND	18
20:50	ND	ND	16
21:00	ND	ND	17
21:10	ND	ND	18
21:20	ND	ND	16
21:30	ND	ND	16
21:40	ND	ND	17
21:50	ND	ND	19
22:00	ND	ND	18
22:10	ND	ND	19
22:20	ND	ND	20
22:30	ND	ND	20
22:40	ND	ND	20
22:50	ND	ND	18
23:00	ND	ND	19
23:10	ND	ND	18
23:20	ND	ND	21
23:30	ND	ND	21
23:40	ND	ND	20
23:50	ND	ND	19