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03月17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 24

00:10 ND ND 23

00:20 ND ND 23

00:30 ND ND 24

00:40 ND ND 18

00:50 ND ND 16

01:00 ND ND 14

01:10 ND ND 12

01:20 ND ND 11

01:30 ND ND 8.9

01:40 ND ND 10

01:50 ND ND 14

02:00 ND ND 12

02:10 ND ND 12

02:20 ND ND 12

02:30 ND ND 16

02:40 ND ND 17

02:50 ND ND 13

03:00 ND ND 15

03:10 ND ND 17

03:20 ND ND 17

03:30 ND ND 17

03:40 ND ND 18

03:50 ND ND 19

04:00 ND ND 20

04:10 ND ND 18

04:20 ND ND 17

04:30 ND ND 15

04:40 ND ND 14

04:50 ND ND 15

05:00 ND ND 14

05:10 ND ND 15

05:20 ND ND 15

05:30 ND ND 17

05:40 ND ND 17

05:50 ND ND 20

06:00 ND ND 20

06:10 ND ND 21

06:20 ND ND 23

06:30 ND ND 22

06:40 ND ND 24

06:50 ND ND 22

07:00 ND ND 23

07:10 ND ND 25

07:20 ND ND 23

07:30 ND ND 22

07:40 ND ND 20

07:50 ND ND 22

08:00 ND ND 20

08:10 ND ND 17

08:20 ND ND 18

08:30 ND ND 15

08:40 ND ND 14

08:50 ND ND 13

09:00 ND ND 16

09:10 ND ND 17

09:20 ND ND 18

09:30 ND ND 19

09:40 ND ND 20

09:50 ND ND 19

10:00 ND ND 18

10:10 ND ND 18

10:20 ND ND 17

10:30 ND ND 18

10:40 ND ND 19

10:50 ND ND 19

11:00 ND ND 18

11:10 ND ND 16

11:20 ND ND 17

11:30 ND ND 18

11:40 ND ND 18

11:50 ND ND 18

12:00 ND ND 20

12:10 ND ND 21

12:20 ND ND 20

12:30 ND ND 20

12:40 ND ND 19

12:50 ND ND 18

13:00 ND ND 16

13:10 ND ND 16

13:20 ND ND 15

13:30 ND ND 16

13:40 ND ND 14

13:50 ND ND 17

14:00 ND ND 20

14:10 ND ND 20

14:20 ND ND 20

14:30 ND ND 20

14:40 ND ND 21

14:50 ND ND 20

15:00 ND ND 20

15:10 ND ND 19

15:20 ND ND 18

15:30 ND ND 18

15:40 ND ND 21

15:50 ND ND 18

16:00 ND ND 15

16:10 ND ND 18

16:20 ND ND 19

16:30 ND ND 18

16:40 ND ND 18

16:50 ND ND 19

17:00 ND ND 20

17:10 ND ND 17

17:20 ND ND 18

17:30 ND ND 18

17:40 ND ND 18

17:50 ND ND 18

18:00 ND ND 20

18:10 ND ND 18

18:20 ND ND 16

18:30 ND ND 16

18:40 ND ND 14

18:50 ND ND 18

19:00 ND ND 15

19:10 ND ND 17

19:20 ND ND 16

19:30 ND ND 15

19:40 ND ND 18

19:50 ND ND 16

20:00 ND ND 17

20:10 ND ND 18

20:20 ND ND 19

20:30 ND ND 20

20:40 ND ND 20

20:50 ND ND 20

21:00 ND ND 20

21:10 ND ND 20

21:20 ND ND 21

21:30 ND ND 19

21:40 ND ND 19

21:50 ND ND 18

22:00 ND ND 16

22:10 ND ND 14

22:20 ND ND 14

22:30 ND ND 14

22:40 ND ND 15

22:50 ND ND 18

23:00 ND ND 17

23:10 ND ND 18

23:20 ND ND 17

23:30 ND ND 19

23:40 ND ND 18

23:50 ND ND 17

計測時刻	Cs137	Cs134	全β
00:00	ND	ND	24
00:10	ND	ND	23
00:20	ND	ND	23
00:30	ND	ND	24
00:40	ND	ND	18
00:50	ND	ND	16
01:00	ND	ND	14
01:10	ND	ND	12
01:20	ND	ND	11
01:30	ND	ND	8.9
01:40	ND	ND	10
01:50	ND	ND	14
02:00	ND	ND	12
02:10	ND	ND	12
02:20	ND	ND	12
02:30	ND	ND	16
02:40	ND	ND	17
02:50	ND	ND	13
03:00	ND	ND	15
03:10	ND	ND	17
03:20	ND	ND	17
03:30	ND	ND	17
03:40	ND	ND	18
03:50	ND	ND	19
04:00	ND	ND	20
04:10	ND	ND	18
04:20	ND	ND	17
04:30	ND	ND	15
04:40	ND	ND	14
04:50	ND	ND	15
05:00	ND	ND	14
05:10	ND	ND	15
05:20	ND	ND	15
05:30	ND	ND	17
05:40	ND	ND	17
05:50	ND	ND	20
06:00	ND	ND	20
06:10	ND	ND	21
06:20	ND	ND	23
06:30	ND	ND	22
06:40	ND	ND	24
06:50	ND	ND	22
07:00	ND	ND	23
07:10	ND	ND	25
07:20	ND	ND	23
07:30	ND	ND	22
07:40	ND	ND	20
07:50	ND	ND	22
08:00	ND	ND	20
08:10	ND	ND	17
08:20	ND	ND	18
08:30	ND	ND	15
08:40	ND	ND	14
08:50	ND	ND	13
09:00	ND	ND	16
09:10	ND	ND	17
09:20	ND	ND	18
09:30	ND	ND	19
09:40	ND	ND	20
09:50	ND	ND	19
10:00	ND	ND	18
10:10	ND	ND	18
10:20	ND	ND	17
10:30	ND	ND	18
10:40	ND	ND	19
10:50	ND	ND	19
11:00	ND	ND	18
11:10	ND	ND	16
11:20	ND	ND	17
11:30	ND	ND	18
11:40	ND	ND	18
11:50	ND	ND	18
12:00	ND	ND	20
12:10	ND	ND	21
12:20	ND	ND	20
12:30	ND	ND	20
12:40	ND	ND	19
12:50	ND	ND	18
13:00	ND	ND	16
13:10	ND	ND	16
13:20	ND	ND	15
13:30	ND	ND	16
13:40	ND	ND	14
13:50	ND	ND	17
14:00	ND	ND	20
14:10	ND	ND	20
14:20	ND	ND	20
14:30	ND	ND	20
14:40	ND	ND	21
14:50	ND	ND	20
15:00	ND	ND	20
15:10	ND	ND	19
15:20	ND	ND	18
15:30	ND	ND	18
15:40	ND	ND	21
15:50	ND	ND	18
16:00	ND	ND	15
16:10	ND	ND	18
16:20	ND	ND	19
16:30	ND	ND	18
16:40	ND	ND	18
16:50	ND	ND	19
17:00	ND	ND	20
17:10	ND	ND	17
17:20	ND	ND	18
17:30	ND	ND	18
17:40	ND	ND	18
17:50	ND	ND	18
18:00	ND	ND	20
18:10	ND	ND	18
18:20	ND	ND	16
18:30	ND	ND	16
18:40	ND	ND	14
18:50	ND	ND	18
19:00	ND	ND	15
19:10	ND	ND	17
19:20	ND	ND	16
19:30	ND	ND	15
19:40	ND	ND	18
19:50	ND	ND	16
20:00	ND	ND	17
20:10	ND	ND	18
20:20	ND	ND	19
20:30	ND	ND	20
20:40	ND	ND	20
20:50	ND	ND	20
21:00	ND	ND	20
21:10	ND	ND	20
21:20	ND	ND	21
21:30	ND	ND	19
21:40	ND	ND	19
21:50	ND	ND	18
22:00	ND	ND	16
22:10	ND	ND	14
22:20	ND	ND	14
22:30	ND	ND	14
22:40	ND	ND	15
22:50	ND	ND	18
23:00	ND	ND	17
23:10	ND	ND	18
23:20	ND	ND	17
23:30	ND	ND	19
23:40	ND	ND	18
23:50	ND	ND	17