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16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 18

00:10 ND ND 20

00:20 ND ND 18

00:30 ND ND 18

00:40 ND ND 16

00:50 ND ND 16

01:00 ND ND 14

01:10 ND ND 11

01:20 ND ND 12

01:30 ND ND 12

01:40 ND ND 15

01:50 ND ND 13

02:00 ND ND 13

02:10 ND ND 14

02:20 ND ND 14

02:30 ND ND 12

02:40 ND ND 10

02:50 ND ND 12

03:00 ND ND 10

03:10 ND ND 11

03:20 ND ND 12

03:30 ND ND 16

03:40 ND ND 16

03:50 ND ND 15

04:00 ND ND 17

04:10 ND ND 15

04:20 ND ND 14

04:30 ND ND 13

04:40 ND ND 15

04:50 ND ND 16

05:00 ND ND 16

05:10 ND ND 16

05:20 ND ND 17

05:30 ND ND 16

05:40 ND ND 15

05:50 ND ND 15

06:00 ND ND 14

06:10 ND ND 17

06:20 ND ND 19

06:30 ND ND 19

06:40 ND ND 20

06:50 ND ND 17

07:00 ND ND 17

07:10 ND ND 16

07:20 ND ND 16

07:30 ND ND 17

07:40 ND ND 15

07:50 ND ND 18

08:00 ND ND 18

08:10 ND ND 18

08:20 ND ND 17

08:30 ND ND 14

08:40 ND ND 15

08:50 ND ND 16

09:00 ND ND 18

09:10 ND ND 18

09:20 ND ND 19

09:30 ND ND 21

09:40 ND ND 20

09:50 ND ND 18

10:00 ND ND 18

10:10 ND ND 16

10:20 ND ND 14

10:30 ND ND 14

10:40 ND ND 16

10:50 ND ND 16

11:00 ND ND 16

11:10 ND ND 16

11:20 ND ND 17

11:30 ND ND 19

11:40 ND ND 19

11:50 ND ND 18

12:00 ND ND 18

12:10 ND ND 18

12:20 ND ND 19

12:30 ND ND 16

12:40 ND ND 17

12:50 ND ND 17

13:00 ND ND 16

13:10 ND ND 17

13:20 ND ND 17

13:30 ND ND 16

13:40 ND ND 15

13:50 ND ND 16

14:00 ND ND 17

14:10 ND ND 17

14:20 ND ND 15

14:30 ND ND 16

14:40 ND ND 16

14:50 ND ND 15

15:00 ND ND 18

15:10 ND ND 16

15:20 ND ND 17

15:30 ND ND 17

15:40 ND ND 16

15:50 ND ND 16

16:00 ND ND 11

16:10 ND ND 15

16:20 ND ND 14

16:30 ND ND 14

16:40 ND ND 15

16:50 ND ND 16

17:00 ND ND 19

17:10 ND ND 16

17:20 ND ND 16

17:30 ND ND 16

17:40 ND ND 15

17:50 ND ND 14

18:00 ND ND 13

18:10 ND ND 14

18:20 ND ND 14

18:30 ND ND 14

18:40 ND ND 15

18:50 ND ND 15

19:00 ND ND 15

19:10 ND ND 13

19:20 ND ND 14

19:30 ND ND 15

19:40 ND ND 16

19:50 ND ND 18

20:00 ND ND 16

20:10 ND ND 19

20:20 ND ND 20

20:30 ND ND 21

20:40 ND ND 20

20:50 ND ND 17

21:00 ND ND 17

21:10 ND ND 17

21:20 ND ND 18

21:30 ND ND 17

21:40 ND ND 17

21:50 ND ND 17

22:00 ND ND 16

22:10 ND ND 17

22:20 ND ND 17

22:30 ND ND 15

22:40 ND ND 14

22:50 ND ND 18

23:00 ND ND 17

23:10 ND ND 16

23:20 ND ND 15

23:30 ND ND 18

23:40 ND ND 19

23:50 ND ND 15

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