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：2025年10月31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 ND

00:10 ND ND ND

00:20 ND ND 9.9

00:30 ND ND 12

00:40 ND ND 13

00:50 ND ND 12

01:00 ND ND 14

01:10 ND ND 16

01:20 ND ND 16

01:30 ND ND 14

01:40 ND ND 13

01:50 ND ND 13

02:00 ND ND 12

02:10 ND ND 12

02:20 ND ND 9.3

02:30 ND ND 13

02:40 ND ND 14

02:50 ND ND 15

03:00 ND ND 12

03:10 ND ND 12

03:20 ND ND 14

03:30 ND ND 13

03:40 ND ND 10

03:50 ND ND 14

04:00 ND ND 15

04:10 ND ND 14

04:20 ND ND 9.6

04:30 ND ND 9.7

04:40 ND ND 14

04:50 ND ND 11

05:00 ND ND 9.9

05:10 ND ND 13

05:20 ND ND 16

05:30 ND ND 17

05:40 ND ND 14

05:50 ND ND 13

06:00 ND ND 14

06:10 ND ND 11

06:20 ND ND 10

06:30 ND ND 8.5

06:40 ND ND 10

06:50 ND ND 12

07:00 ND ND 12

07:10 ND ND 16

07:20 ND ND 14

07:30 ND ND 16

07:40 ND ND 16

07:50 ND ND 15

08:00 ND ND 15

08:10 ND ND 14

08:20 ND ND 15

08:30 ND ND 14

08:40 ND ND 14

08:50 ND ND 13

09:00 ND ND 13

09:10 ND ND 11

09:20 ND ND 9.7

09:30 ND ND 9.3

09:40 ND ND 8.6

09:50 ND ND 10

10:00 ND ND 12

10:10 ND ND 14

10:20 ND ND 14

10:30 ND ND 12

10:40 ND ND 12

10:50 ND ND 13

11:00 ND ND 11

11:10 ND ND 8.8

11:20 ND ND 11

11:30 ND ND 16

11:40 ND ND 18

11:50 ND ND 18

12:00 ND ND 17

12:10 ND ND 18

12:20 ND ND 15

12:30 ND ND 14

12:40 ND ND 14

12:50 ND ND 15

13:00 ND ND 17

13:10 ND ND 18

13:20 ND ND 19

13:30 ND ND 19

13:40 ND ND 18

13:50 ND ND 18

14:00 ND ND 18

14:10 ND ND 18

14:20 ND ND 20

14:30 ND ND 18

14:40 ND ND 15

14:50 ND ND 16

15:00 ND ND 16

15:10 ND ND 16

15:20 ND ND 17

15:30 ND ND 19

15:40 ND ND 22

15:50 ND ND 20

16:00 ND ND 23

16:10 ND ND 24

16:20 ND ND 23

16:30 ND ND 20

16:40 ND ND 17

16:50 ND ND 16

17:00 ND ND 14

17:10 ND ND 13

17:20 ND ND 14

17:30 ND ND 16

17:40 ND ND 18

17:50 ND ND 18

18:00 ND ND 16

18:10 ND ND 17

18:20 ND ND 18

18:30 ND ND 20

18:40 ND ND 20

18:50 ND ND 21

19:00 ND ND 22

19:10 ND ND 20

19:20 ND ND 18

19:30 ND ND 16

19:40 ND ND 16

19:50 ND ND 16

20:00 ND ND 16

20:10 ND ND 14

20:20 ND ND 13

20:30 ND ND 13

20:40 ND ND 13

20:50 ND ND 13

21:00 ND ND 13

21:10 ND ND 14

21:20 ND ND 13

21:30 ND ND 14

21:40 ND ND 15

21:50 ND ND 16

22:00 ND ND 17

22:10 ND ND 20

22:20 ND ND 21

22:30 ND ND 22

22:40 ND ND 22

22:50 ND ND 20

23:00 ND ND 19

23:10 ND ND 18

23:20 ND ND 16

23:30 ND ND 14

23:40 ND ND 16

23:50 ND ND 16

計測時刻	Cs137	Cs134	全β
00:00	ND	ND	ND
00:10	ND	ND	ND
00:20	ND	ND	9.9
00:30	ND	ND	12
00:40	ND	ND	13
00:50	ND	ND	12
01:00	ND	ND	14
01:10	ND	ND	16
01:20	ND	ND	16
01:30	ND	ND	14
01:40	ND	ND	13
01:50	ND	ND	13
02:00	ND	ND	12
02:10	ND	ND	12
02:20	ND	ND	9.3
02:30	ND	ND	13
02:40	ND	ND	14
02:50	ND	ND	15
03:00	ND	ND	12
03:10	ND	ND	12
03:20	ND	ND	14
03:30	ND	ND	13
03:40	ND	ND	10
03:50	ND	ND	14
04:00	ND	ND	15
04:10	ND	ND	14
04:20	ND	ND	9.6
04:30	ND	ND	9.7
04:40	ND	ND	14
04:50	ND	ND	11
05:00	ND	ND	9.9
05:10	ND	ND	13
05:20	ND	ND	16
05:30	ND	ND	17
05:40	ND	ND	14
05:50	ND	ND	13
06:00	ND	ND	14
06:10	ND	ND	11
06:20	ND	ND	10
06:30	ND	ND	8.5
06:40	ND	ND	10
06:50	ND	ND	12
07:00	ND	ND	12
07:10	ND	ND	16
07:20	ND	ND	14
07:30	ND	ND	16
07:40	ND	ND	16
07:50	ND	ND	15
08:00	ND	ND	15
08:10	ND	ND	14
08:20	ND	ND	15
08:30	ND	ND	14
08:40	ND	ND	14
08:50	ND	ND	13
09:00	ND	ND	13
09:10	ND	ND	11
09:20	ND	ND	9.7
09:30	ND	ND	9.3
09:40	ND	ND	8.6
09:50	ND	ND	10
10:00	ND	ND	12
10:10	ND	ND	14
10:20	ND	ND	14
10:30	ND	ND	12
10:40	ND	ND	12
10:50	ND	ND	13
11:00	ND	ND	11
11:10	ND	ND	8.8
11:20	ND	ND	11
11:30	ND	ND	16
11:40	ND	ND	18
11:50	ND	ND	18
12:00	ND	ND	17
12:10	ND	ND	18
12:20	ND	ND	15
12:30	ND	ND	14
12:40	ND	ND	14
12:50	ND	ND	15
13:00	ND	ND	17
13:10	ND	ND	18
13:20	ND	ND	19
13:30	ND	ND	19
13:40	ND	ND	18
13:50	ND	ND	18
14:00	ND	ND	18
14:10	ND	ND	18
14:20	ND	ND	20
14:30	ND	ND	18
14:40	ND	ND	15
14:50	ND	ND	16
15:00	ND	ND	16
15:10	ND	ND	16
15:20	ND	ND	17
15:30	ND	ND	19
15:40	ND	ND	22
15:50	ND	ND	20
16:00	ND	ND	23
16:10	ND	ND	24
16:20	ND	ND	23
16:30	ND	ND	20
16:40	ND	ND	17
16:50	ND	ND	16
17:00	ND	ND	14
17:10	ND	ND	13
17:20	ND	ND	14
17:30	ND	ND	16
17:40	ND	ND	18
17:50	ND	ND	18
18:00	ND	ND	16
18:10	ND	ND	17
18:20	ND	ND	18
18:30	ND	ND	20
18:40	ND	ND	20
18:50	ND	ND	21
19:00	ND	ND	22
19:10	ND	ND	20
19:20	ND	ND	18
19:30	ND	ND	16
19:40	ND	ND	16
19:50	ND	ND	16
20:00	ND	ND	16
20:10	ND	ND	14
20:20	ND	ND	13
20:30	ND	ND	13
20:40	ND	ND	13
20:50	ND	ND	13
21:00	ND	ND	13
21:10	ND	ND	14
21:20	ND	ND	13
21:30	ND	ND	14
21:40	ND	ND	15
21:50	ND	ND	16
22:00	ND	ND	17
22:10	ND	ND	20
22:20	ND	ND	21
22:30	ND	ND	22
22:40	ND	ND	22
22:50	ND	ND	20
23:00	ND	ND	19
23:10	ND	ND	18
23:20	ND	ND	16
23:30	ND	ND	14
23:40	ND	ND	16
23:50	ND	ND	16