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03月15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 14

00:10 ND ND 11

00:20 ND ND 12

00:30 ND ND 15

00:40 ND ND 14

00:50 ND ND 17

01:00 ND ND 17

01:10 ND ND 19

01:20 ND ND 20

01:30 ND ND 16

01:40 ND ND 17

01:50 ND ND 17

02:00 ND ND 16

02:10 ND ND 16

02:20 ND ND 18

02:30 ND ND 19

02:40 ND ND 19

02:50 ND ND 20

03:00 ND ND 23

03:10 ND ND 20

03:20 ND ND 19

03:30 ND ND 17

03:40 ND ND 19

03:50 ND ND 20

04:00 ND ND 20

04:10 ND ND 20

04:20 ND ND 21

04:30 ND ND 21

04:40 ND ND 20

04:50 ND ND 18

05:00 ND ND 17

05:10 ND ND 18

05:20 ND ND 18

05:30 ND ND 19

05:40 ND ND 18

05:50 ND ND 17

06:00 ND ND 18

06:10 ND ND 18

06:20 ND ND 20

06:30 ND ND 20

06:40 ND ND 22

06:50 ND ND 21

07:00 ND ND 18

07:10 ND ND 19

07:20 ND ND 16

07:30 ND ND 15

07:40 ND ND 14

07:50 ND ND 17

08:00 ND ND 18

08:10 ND ND 16

08:20 ND ND 17

08:30 ND ND 16

08:40 ND ND 16

08:50 ND ND 14

09:00 ND ND 12

09:10 ND ND 15

09:20 ND ND 17

09:30 ND ND 17

09:40 ND ND 20

09:50 ND ND 20

10:00 ND ND 21

10:10 ND ND 20

10:20 ND ND 18

10:30 ND ND 17

10:40 ND ND 16

10:50 ND ND 16

11:00 ND ND 17

11:10 ND ND 17

11:20 ND ND 17

11:30 ND ND 17

11:40 ND ND 18

11:50 ND ND 18

12:00 ND ND 16

12:10 ND ND 18

12:20 ND ND 18

12:30 ND ND 19

12:40 ND ND 18

12:50 ND ND 16

13:00 ND ND 17

13:10 ND ND 14

13:20 ND ND 14

13:30 ND ND 14

13:40 ND ND 15

13:50 ND ND 18

14:00 ND ND 17

14:10 ND ND 19

14:20 ND ND 19

14:30 ND ND 20

14:40 ND ND 20

14:50 ND ND 20

15:00 ND ND 20

15:10 ND ND 20

15:20 ND ND 18

15:30 ND ND 20

15:40 ND ND 19

15:50 ND ND 16

16:00 ND ND 17

16:10 ND ND 18

16:20 ND ND 20

16:30 ND ND 16

16:40 ND ND 17

16:50 ND ND 20

17:00 ND ND 17

17:10 ND ND 14

17:20 ND ND 15

17:30 ND ND 16

17:40 ND ND 12

17:50 ND ND 12

18:00 ND ND 15

18:10 ND ND 16

18:20 ND ND 16

18:30 ND ND 18

18:40 ND ND 22

18:50 ND ND 21

19:00 ND ND 15

19:10 ND ND 15

19:20 ND ND 14

19:30 ND ND 13

19:40 ND ND 12

19:50 ND ND 13

20:00 ND ND 18

20:10 ND ND 18

20:20 ND ND 19

20:30 ND ND 19

20:40 ND ND 19

20:50 ND ND 18

21:00 ND ND 16

21:10 ND ND 16

21:20 ND ND 16

21:30 ND ND 16

21:40 ND ND 15

21:50 ND ND 17

22:00 ND ND 19

22:10 ND ND 16

22:20 ND ND 14

22:30 ND ND 13

22:40 ND ND 15

22:50 ND ND 14

23:00 ND ND 15

23:10 ND ND 18

23:20 ND ND 21

23:30 ND ND 24

23:40 ND ND 24

23:50 ND ND 23

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