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）

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○計測値一覧：2026年05月06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 22

00:20 ND ND 18

00:30 ND ND 17

00:40 ND ND 17

00:50 ND ND 15

01:00 ND ND 15

01:10 ND ND 15

01:20 ND ND 16

01:30 ND ND 16

01:40 ND ND 15

01:50 ND ND 15

02:00 ND ND 14

02:10 ND ND 14

02:20 ND ND 13

02:30 ND ND 14

02:40 ND ND 14

02:50 ND ND 14

03:00 ND ND 15

03:10 ND ND 15

03:20 ND ND 15

03:30 ND ND 15

03:40 ND ND 16

03:50 ND ND 14

04:00 ND ND 14

04:10 ND ND 14

04:20 ND ND 15

04:30 ND ND 16

04:40 ND ND 18

04:50 ND ND 21

05:00 ND ND 22

05:10 ND ND 24

05:20 ND ND 27

05:30 ND ND 26

05:40 ND ND 24

05:50 ND ND 24

06:00 ND ND 22

06:10 ND ND 22

06:20 ND ND 20

06:30 ND ND 17

06:40 ND ND 17

06:50 ND ND 16

07:00 ND ND 17

07:10 ND ND 16

07:20 ND ND 16

07:30 ND ND 17

07:40 ND ND 17

07:50 ND ND 19

08:00 ND ND 18

08:10 ND ND 20

08:20 ND ND 19

08:30 ND ND 18

08:40 ND ND 19

08:50 ND ND 18

09:00 ND ND 20

09:10 ND ND 18

09:20 ND ND 20

09:30 ND ND 18

09:40 ND ND 17

09:50 ND ND 15

10:00 ND ND 16

10:10 ND ND 18

10:20 ND ND 15

10:30 ND ND 14

10:40 ND ND 14

10:50 ND ND 14

11:00 ND ND 12

11:10 ND ND 11

11:20 ND ND 11

11:30 ND ND 16

11:40 ND ND 16

11:50 ND ND 14

12:00 ND ND 15

12:10 ND ND 14

12:20 ND ND 16

12:30 ND ND 12

12:40 ND ND 13

12:50 ND ND 16

13:00 ND ND 17

13:10 ND ND 17

13:20 ND ND 18

13:30 ND ND 20

13:40 ND ND 22

13:50 ND ND 20

14:00 ND ND 20

14:10 ND ND 22

14:20 ND ND 23

14:30 ND ND 21

14:40 ND ND 19

14:50 ND ND 20

15:00 ND ND 19

15:10 ND ND 18

15:20 ND ND 15

15:30 ND ND 18

15:40 ND ND 14

15:50 ND ND 14

16:00 ND ND 15

16:10 ND ND 15

16:20 ND ND 15

16:30 ND ND 16

16:40 ND ND 23

16:50 ND ND 22

17:00 ND ND 21

17:10 ND ND 24

17:20 ND ND 26

17:30 ND ND 25

17:40 ND ND 22

17:50 ND ND 22

18:00 ND ND 23

18:10 ND ND 21

18:20 ND ND 21

18:30 ND ND 18

18:40 ND ND 18

18:50 ND ND 17

19:00 ND ND 18

19:10 ND ND 17

19:20 ND ND 16

19:30 ND ND 16

19:40 ND ND 14

19:50 ND ND 15

20:00 ND ND 12

20:10 ND ND 12

20:20 ND ND 11

20:30 ND ND 12

20:40 ND ND 15

20:50 ND ND 15

21:00 ND ND 15

21:10 ND ND 14

21:20 ND ND 14

21:30 ND ND 14

21:40 ND ND 14

21:50 ND ND 15

22:00 ND ND 16

22:10 ND ND 15

22:20 ND ND 15

22:30 ND ND 17

22:40 ND ND 15

22:50 ND ND 16

23:00 ND ND 13

23:10 ND ND 14

23:20 ND ND 15

23:30 ND ND 14

23:40 ND ND 15

23:50 ND ND 16

計測時刻	Cs137	Cs134	全β
00:00	ND	ND	23
00:10	ND	ND	22
00:20	ND	ND	18
00:30	ND	ND	17
00:40	ND	ND	17
00:50	ND	ND	15
01:00	ND	ND	15
01:10	ND	ND	15
01:20	ND	ND	16
01:30	ND	ND	16
01:40	ND	ND	15
01:50	ND	ND	15
02:00	ND	ND	14
02:10	ND	ND	14
02:20	ND	ND	13
02:30	ND	ND	14
02:40	ND	ND	14
02:50	ND	ND	14
03:00	ND	ND	15
03:10	ND	ND	15
03:20	ND	ND	15
03:30	ND	ND	15
03:40	ND	ND	16
03:50	ND	ND	14
04:00	ND	ND	14
04:10	ND	ND	14
04:20	ND	ND	15
04:30	ND	ND	16
04:40	ND	ND	18
04:50	ND	ND	21
05:00	ND	ND	22
05:10	ND	ND	24
05:20	ND	ND	27
05:30	ND	ND	26
05:40	ND	ND	24
05:50	ND	ND	24
06:00	ND	ND	22
06:10	ND	ND	22
06:20	ND	ND	20
06:30	ND	ND	17
06:40	ND	ND	17
06:50	ND	ND	16
07:00	ND	ND	17
07:10	ND	ND	16
07:20	ND	ND	16
07:30	ND	ND	17
07:40	ND	ND	17
07:50	ND	ND	19
08:00	ND	ND	18
08:10	ND	ND	20
08:20	ND	ND	19
08:30	ND	ND	18
08:40	ND	ND	19
08:50	ND	ND	18
09:00	ND	ND	20
09:10	ND	ND	18
09:20	ND	ND	20
09:30	ND	ND	18
09:40	ND	ND	17
09:50	ND	ND	15
10:00	ND	ND	16
10:10	ND	ND	18
10:20	ND	ND	15
10:30	ND	ND	14
10:40	ND	ND	14
10:50	ND	ND	14
11:00	ND	ND	12
11:10	ND	ND	11
11:20	ND	ND	11
11:30	ND	ND	16
11:40	ND	ND	16
11:50	ND	ND	14
12:00	ND	ND	15
12:10	ND	ND	14
12:20	ND	ND	16
12:30	ND	ND	12
12:40	ND	ND	13
12:50	ND	ND	16
13:00	ND	ND	17
13:10	ND	ND	17
13:20	ND	ND	18
13:30	ND	ND	20
13:40	ND	ND	22
13:50	ND	ND	20
14:00	ND	ND	20
14:10	ND	ND	22
14:20	ND	ND	23
14:30	ND	ND	21
14:40	ND	ND	19
14:50	ND	ND	20
15:00	ND	ND	19
15:10	ND	ND	18
15:20	ND	ND	15
15:30	ND	ND	18
15:40	ND	ND	14
15:50	ND	ND	14
16:00	ND	ND	15
16:10	ND	ND	15
16:20	ND	ND	15
16:30	ND	ND	16
16:40	ND	ND	23
16:50	ND	ND	22
17:00	ND	ND	21
17:10	ND	ND	24
17:20	ND	ND	26
17:30	ND	ND	25
17:40	ND	ND	22
17:50	ND	ND	22
18:00	ND	ND	23
18:10	ND	ND	21
18:20	ND	ND	21
18:30	ND	ND	18
18:40	ND	ND	18
18:50	ND	ND	17
19:00	ND	ND	18
19:10	ND	ND	17
19:20	ND	ND	16
19:30	ND	ND	16
19:40	ND	ND	14
19:50	ND	ND	15
20:00	ND	ND	12
20:10	ND	ND	12
20:20	ND	ND	11
20:30	ND	ND	12
20:40	ND	ND	15
20:50	ND	ND	15
21:00	ND	ND	15
21:10	ND	ND	14
21:20	ND	ND	14
21:30	ND	ND	14
21:40	ND	ND	14
21:50	ND	ND	15
22:00	ND	ND	16
22:10	ND	ND	15
22:20	ND	ND	15
22:30	ND	ND	17
22:40	ND	ND	15
22:50	ND	ND	16
23:00	ND	ND	13
23:10	ND	ND	14
23:20	ND	ND	15
23:30	ND	ND	14
23:40	ND	ND	15
23:50	ND	ND	16