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05月11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 16

00:10 ND ND 17

00:20 ND ND 15

00:30 ND ND 16

00:40 ND ND 15

00:50 ND ND 12

01:00 ND ND 13

01:10 ND ND 15

01:20 ND ND 15

01:30 ND ND 14

01:40 ND ND 14

01:50 ND ND 16

02:00 ND ND 16

02:10 ND ND 15

02:20 ND ND 16

02:30 ND ND 15

02:40 ND ND 16

02:50 ND ND 16

03:00 ND ND 14

03:10 ND ND 16

03:20 ND ND 16

03:30 ND ND 15

03:40 ND ND 13

03:50 ND ND 13

04:00 ND ND 14

04:10 ND ND 13

04:20 ND ND 14

04:30 ND ND 18

04:40 ND ND 20

04:50 ND ND 19

05:00 ND ND 17

05:10 ND ND 17

05:20 ND ND 14

05:30 ND ND 11

05:40 ND ND 12

05:50 ND ND 14

06:00 ND ND 14

06:10 ND ND 14

06:20 ND ND 14

06:30 ND ND 15

06:40 ND ND 16

06:50 ND ND 16

07:00 ND ND 17

07:10 ND ND 17

07:20 ND ND 17

07:30 ND ND 18

07:40 ND ND 17

07:50 ND ND 17

08:00 ND ND 17

08:10 ND ND 18

08:20 ND ND 20

08:30 ND ND 20

08:40 ND ND 20

08:50 ND ND 18

09:00 ND ND 16

09:10 ND ND 17

09:20 ND ND 16

09:30 ND ND 16

09:40 ND ND 17

09:50 ND ND 18

10:00 ND ND 19

10:10 ND ND 19

10:20 ND ND 20

10:30 ND ND 20

10:40 ND ND 19

10:50 ND ND 18

11:00 ND ND 16

11:10 ND ND 15

11:20 ND ND 13

11:30 ND ND 11

11:40 ND ND 12

11:50 ND ND 12

12:00 ND ND 14

12:10 ND ND 16

12:20 ND ND 16

12:30 ND ND 18

12:40 ND ND 18

12:50 ND ND 19

13:00 ND ND 18

13:10 ND ND 16

13:20 ND ND 18

13:30 ND ND 15

13:40 ND ND 14

13:50 ND ND 15

14:00 ND ND 19

14:10 ND ND 18

14:20 ND ND 18

14:30 ND ND 21

14:40 ND ND 21

14:50 ND ND 18

15:00 ND ND 14

15:10 ND ND 15

15:20 ND ND 15

15:30 ND ND 14

15:40 ND ND 15

15:50 ND ND 18

16:00 ND ND 16

16:10 ND ND 17

16:20 ND ND 19

16:30 ND ND 17

16:40 ND ND 18

16:50 ND ND 18

17:00 ND ND 19

17:10 ND ND 20

17:20 ND ND 20

17:30 ND ND 19

17:40 ND ND 19

17:50 ND ND 17

18:00 ND ND 19

18:10 ND ND 16

18:20 ND ND 15

18:30 ND ND 15

18:40 ND ND 15

18:50 ND ND 14

19:00 ND ND 12

19:10 ND ND 12

19:20 ND ND 13

19:30 ND ND 13

19:40 ND ND 13

19:50 ND ND 15

20:00 ND ND 18

20:10 ND ND 19

20:20 ND ND 16

20:30 ND ND 16

20:40 ND ND 19

20:50 ND ND 17

21:00 ND ND 16

21:10 ND ND 17

21:20 ND ND 20

21:30 ND ND 24

21:40 ND ND 19

21:50 ND ND 20

22:00 ND ND 21

22:10 ND ND 21

22:20 ND ND 19

22:30 ND ND 18

22:40 ND ND 19

22:50 ND ND 19

23:00 ND ND 17

23:10 ND ND 15

23:20 ND ND 16

23:30 ND ND 15

23:40 ND ND 14

23:50 ND ND 14

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