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09月06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 16

00:20 ND ND 14

00:30 ND ND 12

00:40 ND ND 9.7

00:50 ND ND 9.0

01:00 ND ND ND

01:10 ND ND 9.3

01:20 ND ND 11

01:30 ND ND 15

01:40 ND ND 13

01:50 ND ND 12

02:00 ND ND 11

02:10 ND ND 8.9

02:20 ND ND 8.9

02:30 ND ND ND

02:40 ND ND 8.9

02:50 ND ND 10

03:00 ND ND 12

03:10 ND ND 11

03:20 ND ND 13

03:30 ND ND 14

03:40 ND ND 13

03:50 ND ND 12

04:00 ND ND 11

04:10 ND ND 13

04:20 ND ND 10

04:30 ND ND 11

04:40 ND ND 9.7

04:50 ND ND 11

05:00 ND ND 11

05:10 ND ND 11

05:20 ND ND 10

05:30 ND ND 13

05:40 ND ND 17

05:50 ND ND 18

06:00 ND ND 18

06:10 ND ND 19

06:20 ND ND 20

06:30 ND ND 18

06:40 ND ND 16

06:50 ND ND 16

07:00 ND ND 15

07:10 ND ND 14

07:20 ND ND 16

07:30 ND ND 16

07:40 ND ND 17

07:50 ND ND 16

08:00 ND ND 19

08:10 ND ND 19

08:20 ND ND 18

08:30 ND ND 17

08:40 ND ND 14

08:50 ND ND 14

09:00 ND ND 14

09:10 ND ND 12

09:20 ND ND 10

09:30 ND ND 9.3

09:40 ND ND 12

09:50 ND ND 13

10:00 ND ND 12

10:10 ND ND 15

10:20 ND ND 17

10:30 ND ND 18

10:40 ND ND 18

10:50 ND ND 14

11:00 ND ND 13

11:10 ND ND 11

11:20 ND ND 10

11:30 ND ND 12

11:40 ND ND 12

11:50 ND ND 13

12:00 ND ND 15

12:10 ND ND 14

12:20 ND ND 16

12:30 ND ND 16

12:40 ND ND 15

12:50 ND ND 17

13:00 ND ND 16

13:10 ND ND 17

13:20 ND ND 14

13:30 ND ND 11

13:40 ND ND 10

13:50 ND ND 9.5

14:00 ND ND 9.7

14:10 ND ND ND

14:20 ND ND ND

14:30 ND ND 8.4

14:40 ND ND 10

14:50 ND ND 9.7

15:00 ND ND 10

15:10 ND ND 11

15:20 ND ND 11

15:30 ND ND 9.6

15:40 ND ND 8.5

15:50 ND ND ND

16:00 ND ND ND

16:10 ND ND 9.7

16:20 ND ND 12

16:30 ND ND 12

16:40 ND ND 12

16:50 ND ND 12

17:00 ND ND 12

17:10 ND ND 12

17:20 ND ND 12

17:30 ND ND 13

17:40 ND ND 12

17:50 ND ND 14

18:00 ND ND 12

18:10 ND ND 12

18:20 ND ND 12

18:30 ND ND 14

18:40 ND ND 18

18:50 ND ND 15

19:00 ND ND 16

19:10 ND ND 18

19:20 ND ND 18

19:30 ND ND 16

19:40 ND ND 15

19:50 ND ND 16

20:00 ND ND 14

20:10 ND ND 12

20:20 ND ND 11

20:30 ND ND 13

20:40 ND ND 11

20:50 ND ND 9.6

21:00 ND ND 12

21:10 ND ND 14

21:20 ND ND 13

21:30 ND ND 11

21:40 ND ND 14

21:50 ND ND 14

22:00 ND ND 11

22:10 ND ND 9.0

22:20 ND ND ND

22:30 ND ND 9.7

22:40 ND ND ND

22:50 ND ND 11

23:00 ND ND 14

23:10 ND ND 14

23:20 ND ND 14

23:30 ND ND 13

23:40 ND ND 13

23:50 ND ND 10

計測時刻	Cs137	Cs134	全β
00:00	ND	ND	19
00:10	ND	ND	16
00:20	ND	ND	14
00:30	ND	ND	12
00:40	ND	ND	9.7
00:50	ND	ND	9.0
01:00	ND	ND	ND
01:10	ND	ND	9.3
01:20	ND	ND	11
01:30	ND	ND	15
01:40	ND	ND	13
01:50	ND	ND	12
02:00	ND	ND	11
02:10	ND	ND	8.9
02:20	ND	ND	8.9
02:30	ND	ND	ND
02:40	ND	ND	8.9
02:50	ND	ND	10
03:00	ND	ND	12
03:10	ND	ND	11
03:20	ND	ND	13
03:30	ND	ND	14
03:40	ND	ND	13
03:50	ND	ND	12
04:00	ND	ND	11
04:10	ND	ND	13
04:20	ND	ND	10
04:30	ND	ND	11
04:40	ND	ND	9.7
04:50	ND	ND	11
05:00	ND	ND	11
05:10	ND	ND	11
05:20	ND	ND	10
05:30	ND	ND	13
05:40	ND	ND	17
05:50	ND	ND	18
06:00	ND	ND	18
06:10	ND	ND	19
06:20	ND	ND	20
06:30	ND	ND	18
06:40	ND	ND	16
06:50	ND	ND	16
07:00	ND	ND	15
07:10	ND	ND	14
07:20	ND	ND	16
07:30	ND	ND	16
07:40	ND	ND	17
07:50	ND	ND	16
08:00	ND	ND	19
08:10	ND	ND	19
08:20	ND	ND	18
08:30	ND	ND	17
08:40	ND	ND	14
08:50	ND	ND	14
09:00	ND	ND	14
09:10	ND	ND	12
09:20	ND	ND	10
09:30	ND	ND	9.3
09:40	ND	ND	12
09:50	ND	ND	13
10:00	ND	ND	12
10:10	ND	ND	15
10:20	ND	ND	17
10:30	ND	ND	18
10:40	ND	ND	18
10:50	ND	ND	14
11:00	ND	ND	13
11:10	ND	ND	11
11:20	ND	ND	10
11:30	ND	ND	12
11:40	ND	ND	12
11:50	ND	ND	13
12:00	ND	ND	15
12:10	ND	ND	14
12:20	ND	ND	16
12:30	ND	ND	16
12:40	ND	ND	15
12:50	ND	ND	17
13:00	ND	ND	16
13:10	ND	ND	17
13:20	ND	ND	14
13:30	ND	ND	11
13:40	ND	ND	10
13:50	ND	ND	9.5
14:00	ND	ND	9.7
14:10	ND	ND	ND
14:20	ND	ND	ND
14:30	ND	ND	8.4
14:40	ND	ND	10
14:50	ND	ND	9.7
15:00	ND	ND	10
15:10	ND	ND	11
15:20	ND	ND	11
15:30	ND	ND	9.6
15:40	ND	ND	8.5
15:50	ND	ND	ND
16:00	ND	ND	ND
16:10	ND	ND	9.7
16:20	ND	ND	12
16:30	ND	ND	12
16:40	ND	ND	12
16:50	ND	ND	12
17:00	ND	ND	12
17:10	ND	ND	12
17:20	ND	ND	12
17:30	ND	ND	13
17:40	ND	ND	12
17:50	ND	ND	14
18:00	ND	ND	12
18:10	ND	ND	12
18:20	ND	ND	12
18:30	ND	ND	14
18:40	ND	ND	18
18:50	ND	ND	15
19:00	ND	ND	16
19:10	ND	ND	18
19:20	ND	ND	18
19:30	ND	ND	16
19:40	ND	ND	15
19:50	ND	ND	16
20:00	ND	ND	14
20:10	ND	ND	12
20:20	ND	ND	11
20:30	ND	ND	13
20:40	ND	ND	11
20:50	ND	ND	9.6
21:00	ND	ND	12
21:10	ND	ND	14
21:20	ND	ND	13
21:30	ND	ND	11
21:40	ND	ND	14
21:50	ND	ND	14
22:00	ND	ND	11
22:10	ND	ND	9.0
22:20	ND	ND	ND
22:30	ND	ND	9.7
22:40	ND	ND	ND
22:50	ND	ND	11
23:00	ND	ND	14
23:10	ND	ND	14
23:20	ND	ND	14
23:30	ND	ND	13
23:40	ND	ND	13
23:50	ND	ND	10