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）

トップページ > 福島第一原子力発電所海水放射線モニタ計測状況 > 過去データの年月指定 > 過去データの日付指定 > 計測結果

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04月25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 21

00:20 ND ND 22

00:30 ND ND 23

00:40 ND ND 22

00:50 ND ND 23

01:00 ND ND 20

01:10 ND ND 16

01:20 ND ND 14

01:30 ND ND 13

01:40 ND ND 13

01:50 ND ND 9.9

02:00 ND ND 13

02:10 ND ND 14

02:20 ND ND 16

02:30 ND ND 15

02:40 ND ND 18

02:50 ND ND 18

03:00 ND ND 18

03:10 ND ND 18

03:20 ND ND 16

03:30 ND ND 16

03:40 ND ND 16

03:50 ND ND 15

04:00 ND ND 16

04:10 ND ND 15

04:20 ND ND 16

04:30 ND ND 16

04:40 ND ND 14

04:50 ND ND 14

05:00 ND ND 13

05:10 ND ND 16

05:20 ND ND 15

05:30 ND ND 16

05:40 ND ND 17

05:50 ND ND 19

06:00 ND ND 17

06:10 ND ND 17

06:20 ND ND 17

06:30 ND ND 16

06:40 ND ND 17

06:50 ND ND 14

07:00 ND ND 16

07:10 ND ND 16

07:20 ND ND 18

07:30 ND ND 18

07:40 ND ND 16

07:50 ND ND 20

08:00 ND ND 18

08:10 ND ND 16

08:20 ND ND 15

08:30 ND ND 16

08:40 ND ND 15

08:50 ND ND 16

09:00 ND ND 18

09:10 ND ND 20

09:20 ND ND 19

09:30 ND ND 18

09:40 ND ND 20

09:50 ND ND 18

10:00 ND ND 17

10:10 ND ND 19

10:20 ND ND 19

10:30 ND ND 20

10:40 ND ND 20

10:50 ND ND 22

11:00 ND ND 22

11:10 ND ND 20

11:20 ND ND 20

11:30 ND ND 18

11:40 ND ND 17

11:50 ND ND 13

12:00 ND ND 9.6

12:10 ND ND 10

12:20 ND ND 12

12:30 ND ND 13

12:40 ND ND 14

12:50 ND ND 16

13:00 ND ND 20

13:10 ND ND 18

13:20 ND ND 16

13:30 ND ND 16

13:40 ND ND 17

13:50 ND ND 16

14:00 ND ND 15

14:10 ND ND 17

14:20 ND ND 16

14:30 ND ND 13

14:40 ND ND 12

14:50 ND ND 11

15:00 ND ND 10

15:10 ND ND 10

15:20 ND ND 13

15:30 ND ND 15

15:40 ND ND 13

15:50 ND ND 15

16:00 ND ND 16

16:10 ND ND 16

16:20 ND ND 15

16:30 ND ND 16

16:40 ND ND 16

16:50 ND ND 16

17:00 ND ND 16

17:10 ND ND 17

17:20 ND ND 17

17:30 ND ND 18

17:40 ND ND 19

17:50 ND ND 17

18:00 ND ND 17

18:10 ND ND 18

18:20 ND ND 19

18:30 ND ND 18

18:40 ND ND 18

18:50 ND ND 20

19:00 ND ND 22

19:10 ND ND 21

19:20 ND ND 19

19:30 ND ND 18

19:40 ND ND 18

19:50 ND ND 21

20:00 ND ND 19

20:10 ND ND 17

20:20 ND ND 20

20:30 ND ND 20

20:40 ND ND 21

20:50 ND ND 19

21:00 ND ND 20

21:10 ND ND 19

21:20 ND ND 16

21:30 ND ND 14

21:40 ND ND 14

21:50 ND ND 14

22:00 ND ND 14

22:10 ND ND 16

22:20 ND ND 17

22:30 ND ND 17

22:40 ND ND 16

22:50 ND ND 16

23:00 ND ND 15

23:10 ND ND 14

23:20 ND ND 15

23:30 ND ND 16

23:40 ND ND 16

23:50 ND ND 14

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