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06月28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 19

00:10 ND ND 20

00:20 ND ND 17

00:30 ND ND 17

00:40 ND ND 19

00:50 ND ND 19

01:00 ND ND 20

01:10 ND ND 19

01:20 ND ND 20

01:30 ND ND 21

01:40 ND ND 17

01:50 ND ND 19

02:00 ND ND 20

02:10 ND ND 20

02:20 ND ND 20

02:30 ND ND 18

02:40 ND ND 17

02:50 ND ND 20

03:00 ND ND 19

03:10 ND ND 17

03:20 ND ND 15

03:30 ND ND 16

03:40 ND ND 18

03:50 ND ND 16

04:00 ND ND 14

04:10 ND ND 15

04:20 ND ND 16

04:30 ND ND 15

04:40 ND ND 14

04:50 ND ND 14

05:00 ND ND 14

05:10 ND ND 14

05:20 ND ND 16

05:30 ND ND 17

05:40 ND ND 16

05:50 ND ND 15

06:00 ND ND 16

06:10 ND ND 16

06:20 ND ND 17

06:30 ND ND 14

06:40 ND ND 16

06:50 ND ND 17

07:00 ND ND 17

07:10 ND ND 17

07:20 ND ND 15

07:30 ND ND 17

07:40 ND ND 15

07:50 ND ND 15

08:00 ND ND 16

08:10 ND ND 16

08:20 ND ND 17

08:30 ND ND 18

08:40 ND ND 18

08:50 ND ND 18

09:00 ND ND 17

09:10 ND ND 18

09:20 ND ND 16

09:30 ND ND 17

09:40 ND ND 18

09:50 ND ND 17

10:00 ND ND 16

10:10 ND ND 15

10:20 ND ND 16

10:30 ND ND 13

10:40 ND ND 11

10:50 ND ND 11

11:00 ND ND 10

11:10 ND ND 12

11:20 ND ND 11

11:30 ND ND 13

11:40 ND ND 14

11:50 ND ND 13

12:00 ND ND 15

12:10 ND ND 14

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 19

13:20 ND ND 18

13:30 ND ND 18

13:40 ND ND 18

13:50 ND ND 20

14:00 ND ND 22

14:10 ND ND 21

14:20 ND ND 20

14:30 ND ND 17

14:40 ND ND 16

14:50 ND ND 17

15:00 ND ND 18

15:10 ND ND 17

15:20 ND ND 15

15:30 ND ND 16

15:40 ND ND 15

15:50 ND ND 11

16:00 ND ND ND

16:10 ND ND 11

16:20 ND ND 12

16:30 ND ND 12

16:40 ND ND 14

16:50 ND ND 16

17:00 ND ND 18

17:10 ND ND 15

17:20 ND ND 16

17:30 ND ND 14

17:40 ND ND 14

17:50 ND ND 15

18:00 ND ND 15

18:10 ND ND 14

18:20 ND ND 14

18:30 ND ND 14

18:40 ND ND 13

18:50 ND ND 13

19:00 ND ND 12

19:10 ND ND 14

19:20 ND ND 17

19:30 ND ND 16

19:40 ND ND 16

19:50 ND ND 16

20:00 ND ND 15

20:10 ND ND 14

20:20 ND ND 10

20:30 ND ND 12

20:40 ND ND 14

20:50 ND ND 15

21:00 ND ND 16

21:10 ND ND 17

21:20 ND ND 19

21:30 ND ND 19

21:40 ND ND 19

21:50 ND ND 18

22:00 ND ND 18

22:10 ND ND 18

22:20 ND ND 16

22:30 ND ND 14

22:40 ND ND 14

22:50 ND ND 13

23:00 ND ND 13

23:10 ND ND 11

23:20 ND ND 11

23:30 ND ND 14

23:40 ND ND 13

23:50 ND ND 15

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