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10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 18

00:20 ND ND 18

00:30 ND ND 16

00:40 ND ND 14

00:50 ND ND 12

01:00 ND ND 8.8

01:10 ND ND 11

01:20 ND ND 12

01:30 ND ND 15

01:40 ND ND 16

01:50 ND ND 16

02:00 ND ND 19

02:10 ND ND 21

02:20 ND ND 21

02:30 ND ND 20

02:40 ND ND 22

02:50 ND ND 22

03:00 ND ND 22

03:10 ND ND 19

03:20 ND ND 19

03:30 ND ND 20

03:40 ND ND 17

03:50 ND ND 16

04:00 ND ND 15

04:10 ND ND 18

04:20 ND ND 14

04:30 ND ND 13

04:40 ND ND 13

04:50 ND ND 15

05:00 ND ND 17

05:10 ND ND 17

05:20 ND ND 19

05:30 ND ND 20

05:40 ND ND 22

05:50 ND ND 21

06:00 ND ND 22

06:10 ND ND 22

06:20 ND ND 24

06:30 ND ND 23

06:40 ND ND 18

06:50 ND ND 19

07:00 ND ND 17

07:10 ND ND 16

07:20 ND ND 14

07:30 ND ND 13

07:40 ND ND 18

07:50 ND ND 17

08:00 ND ND 18

08:10 ND ND 17

08:20 ND ND 16

08:30 ND ND 16

08:40 ND ND 14

08:50 ND ND 13

09:00 ND ND 12

09:10 ND ND 12

09:20 ND ND 13

09:30 ND ND 13

09:40 ND ND 13

09:50 ND ND 15

10:00 ND ND 16

10:10 ND ND 15

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 17

11:20 ND ND 18

11:30 ND ND 18

11:40 ND ND 16

11:50 ND ND 19

12:00 ND ND 21

12:10 ND ND 21

12:20 ND ND 21

12:30 ND ND 22

12:40 ND ND 21

12:50 ND ND 19

13:00 ND ND 18

13:10 ND ND 20

13:20 ND ND 22

13:30 ND ND 22

13:40 ND ND 23

13:50 ND ND 23

14:00 ND ND 21

14:10 ND ND 21

14:20 ND ND 19

14:30 ND ND 20

14:40 ND ND 19

14:50 ND ND 18

15:00 ND ND 20

15:10 ND ND 16

15:20 ND ND 16

15:30 ND ND 15

15:40 ND ND 17

15:50 ND ND 16

16:00 ND ND 16

16:10 ND ND 16

16:20 ND ND 18

16:30 ND ND 19

16:40 ND ND 17

16:50 ND ND 19

17:00 ND ND 20

17:10 ND ND 22

17:20 ND ND 19

17:30 ND ND 19

17:40 ND ND 19

17:50 ND ND 17

18:00 ND ND 16

18:10 ND ND 12

18:20 ND ND 15

18:30 ND ND 15

18:40 ND ND 16

18:50 ND ND 15

19:00 ND ND 15

19:10 ND ND 16

19:20 ND ND 14

19:30 ND ND 13

19:40 ND ND 12

19:50 ND ND 15

20:00 ND ND 16

20:10 ND ND 16

20:20 ND ND 16

20:30 ND ND 18

20:40 ND ND 19

20:50 ND ND 16

21:00 ND ND 16

21:10 ND ND 13

21:20 ND ND 13

21:30 ND ND 11

21:40 ND ND 12

21:50 ND ND 14

22:00 ND ND 14

22:10 ND ND 17

22:20 ND ND 16

22:30 ND ND 17

22:40 ND ND 14

22:50 ND ND 12

23:00 ND ND 11

23:10 ND ND ND

23:20 ND ND 10

23:30 ND ND 8.6

23:40 ND ND 11

23:50 ND ND 15

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