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02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 12

00:10 ND ND 12

00:20 ND ND 13

00:30 ND ND 13

00:40 ND ND 11

00:50 ND ND 14

01:00 ND ND 14

01:10 ND ND 17

01:20 ND ND 16

01:30 ND ND 14

01:40 ND ND 16

01:50 ND ND 15

02:00 ND ND 16

02:10 ND ND 12

02:20 ND ND 14

02:30 ND ND 14

02:40 ND ND 13

02:50 ND ND 13

03:00 ND ND 10

03:10 ND ND 13

03:20 ND ND ND

03:30 ND ND 8.4

03:40 ND ND 9.5

03:50 ND ND 10

04:00 ND ND 10

04:10 ND ND 8.4

04:20 ND ND 9.7

04:30 ND ND 9.7

04:40 ND ND 10

04:50 ND ND 8.9

05:00 ND ND 9.9

05:10 ND ND 9.2

05:20 ND ND 11

05:30 ND ND 13

05:40 ND ND 12

05:50 ND ND 12

06:00 ND ND 11

06:10 ND ND 12

06:20 ND ND 12

06:30 ND ND 11

06:40 ND ND 10

06:50 ND ND 9.6

07:00 ND ND 11

07:10 ND ND 11

07:20 ND ND 12

07:30 ND ND 14

07:40 ND ND 16

07:50 ND ND 14

08:00 ND ND 14

08:10 ND ND 14

08:20 ND ND 13

08:30 ND ND 10

08:40 ND ND 10

08:50 ND ND 11

09:00 ND ND 9.2

09:10 ND ND ND

09:20 ND ND 8.9

09:30 ND ND 9.2

09:40 ND ND 11

09:50 ND ND 11

10:00 ND ND 13

10:10 ND ND 15

10:20 ND ND 15

10:30 ND ND 16

10:40 ND ND 14

10:50 ND ND 15

11:00 ND ND 15

11:10 ND ND 18

11:20 ND ND 18

11:30 ND ND 19

11:40 ND ND 20

11:50 ND ND 22

12:00 ND ND 22

12:10 ND ND 20

12:20 ND ND 20

12:30 ND ND 18

12:40 ND ND 16

12:50 ND ND 10

13:00 ND ND 13

13:10 ND ND 10

13:20 ND ND 13

13:30 ND ND 15

13:40 ND ND 15

13:50 ND ND 19

14:00 ND ND 15

14:10 ND ND 15

14:20 ND ND 16

14:30 ND ND 15

14:40 ND ND 16

14:50 ND ND 15

15:00 ND ND 17

15:10 ND ND 17

15:20 ND ND 16

15:30 ND ND 14

15:40 ND ND 16

15:50 ND ND 15

16:00 ND ND 13

16:10 ND ND 12

16:20 ND ND 13

16:30 ND ND 15

16:40 ND ND 16

16:50 ND ND 15

17:00 ND ND 17

17:10 ND ND 21

17:20 ND ND 18

17:30 ND ND 16

17:40 ND ND 16

17:50 ND ND 18

18:00 ND ND 18

18:10 ND ND 13

18:20 ND ND 15

18:30 ND ND 19

18:40 ND ND 18

18:50 ND ND 15

19:00 ND ND 16

19:10 ND ND 19

19:20 ND ND 19

19:30 ND ND 16

19:40 ND ND 15

19:50 ND ND 17

20:00 ND ND 17

20:10 ND ND 14

20:20 ND ND 14

20:30 ND ND 14

20:40 ND ND 14

20:50 ND ND 13

21:00 ND ND 13

21:10 ND ND 14

21:20 ND ND 14

21:30 ND ND 13

21:40 ND ND 12

21:50 ND ND 9.3

22:00 ND ND 9.6

22:10 ND ND 10

22:20 ND ND ND

22:30 ND ND ND

22:40 ND ND ND

22:50 ND ND 10

23:00 ND ND ND

23:10 ND ND 9.6

23:20 ND ND 12

23:30 ND ND 11

23:40 ND ND 11

23:50 ND ND 11

計測時刻	Cs137	Cs134	全β
00:00	ND	ND	12
00:10	ND	ND	12
00:20	ND	ND	13
00:30	ND	ND	13
00:40	ND	ND	11
00:50	ND	ND	14
01:00	ND	ND	14
01:10	ND	ND	17
01:20	ND	ND	16
01:30	ND	ND	14
01:40	ND	ND	16
01:50	ND	ND	15
02:00	ND	ND	16
02:10	ND	ND	12
02:20	ND	ND	14
02:30	ND	ND	14
02:40	ND	ND	13
02:50	ND	ND	13
03:00	ND	ND	10
03:10	ND	ND	13
03:20	ND	ND	ND
03:30	ND	ND	8.4
03:40	ND	ND	9.5
03:50	ND	ND	10
04:00	ND	ND	10
04:10	ND	ND	8.4
04:20	ND	ND	9.7
04:30	ND	ND	9.7
04:40	ND	ND	10
04:50	ND	ND	8.9
05:00	ND	ND	9.9
05:10	ND	ND	9.2
05:20	ND	ND	11
05:30	ND	ND	13
05:40	ND	ND	12
05:50	ND	ND	12
06:00	ND	ND	11
06:10	ND	ND	12
06:20	ND	ND	12
06:30	ND	ND	11
06:40	ND	ND	10
06:50	ND	ND	9.6
07:00	ND	ND	11
07:10	ND	ND	11
07:20	ND	ND	12
07:30	ND	ND	14
07:40	ND	ND	16
07:50	ND	ND	14
08:00	ND	ND	14
08:10	ND	ND	14
08:20	ND	ND	13
08:30	ND	ND	10
08:40	ND	ND	10
08:50	ND	ND	11
09:00	ND	ND	9.2
09:10	ND	ND	ND
09:20	ND	ND	8.9
09:30	ND	ND	9.2
09:40	ND	ND	11
09:50	ND	ND	11
10:00	ND	ND	13
10:10	ND	ND	15
10:20	ND	ND	15
10:30	ND	ND	16
10:40	ND	ND	14
10:50	ND	ND	15
11:00	ND	ND	15
11:10	ND	ND	18
11:20	ND	ND	18
11:30	ND	ND	19
11:40	ND	ND	20
11:50	ND	ND	22
12:00	ND	ND	22
12:10	ND	ND	20
12:20	ND	ND	20
12:30	ND	ND	18
12:40	ND	ND	16
12:50	ND	ND	10
13:00	ND	ND	13
13:10	ND	ND	10
13:20	ND	ND	13
13:30	ND	ND	15
13:40	ND	ND	15
13:50	ND	ND	19
14:00	ND	ND	15
14:10	ND	ND	15
14:20	ND	ND	16
14:30	ND	ND	15
14:40	ND	ND	16
14:50	ND	ND	15
15:00	ND	ND	17
15:10	ND	ND	17
15:20	ND	ND	16
15:30	ND	ND	14
15:40	ND	ND	16
15:50	ND	ND	15
16:00	ND	ND	13
16:10	ND	ND	12
16:20	ND	ND	13
16:30	ND	ND	15
16:40	ND	ND	16
16:50	ND	ND	15
17:00	ND	ND	17
17:10	ND	ND	21
17:20	ND	ND	18
17:30	ND	ND	16
17:40	ND	ND	16
17:50	ND	ND	18
18:00	ND	ND	18
18:10	ND	ND	13
18:20	ND	ND	15
18:30	ND	ND	19
18:40	ND	ND	18
18:50	ND	ND	15
19:00	ND	ND	16
19:10	ND	ND	19
19:20	ND	ND	19
19:30	ND	ND	16
19:40	ND	ND	15
19:50	ND	ND	17
20:00	ND	ND	17
20:10	ND	ND	14
20:20	ND	ND	14
20:30	ND	ND	14
20:40	ND	ND	14
20:50	ND	ND	13
21:00	ND	ND	13
21:10	ND	ND	14
21:20	ND	ND	14
21:30	ND	ND	13
21:40	ND	ND	12
21:50	ND	ND	9.3
22:00	ND	ND	9.6
22:10	ND	ND	10
22:20	ND	ND	ND
22:30	ND	ND	ND
22:40	ND	ND	ND
22:50	ND	ND	10
23:00	ND	ND	ND
23:10	ND	ND	9.6
23:20	ND	ND	12
23:30	ND	ND	11
23:40	ND	ND	11
23:50	ND	ND	11