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07月05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 17

00:10 ND ND 18

00:20 ND ND 18

00:30 ND ND 18

00:40 ND ND 14

00:50 ND ND 14

01:00 ND ND 13

01:10 ND ND 10

01:20 ND ND 9.7

01:30 ND ND 10

01:40 ND ND 12

01:50 ND ND 11

02:00 ND ND 14

02:10 ND ND 18

02:20 ND ND 17

02:30 ND ND 15

02:40 ND ND 18

02:50 ND ND 17

03:00 ND ND 13

03:10 ND ND 13

03:20 ND ND 12

03:30 ND ND 13

03:40 ND ND 11

03:50 ND ND 13

04:00 ND ND 15

04:10 ND ND 14

04:20 ND ND 11

04:30 ND ND 11

04:40 ND ND 12

04:50 ND ND ND

05:00 ND ND ND

05:10 ND ND ND

05:20 ND ND 10

05:30 ND ND 13

05:40 ND ND 14

05:50 ND ND 14

06:00 ND ND 13

06:10 ND ND 12

06:20 ND ND 10

06:30 ND ND ND

06:40 ND ND ND

06:50 ND ND ND

07:00 ND ND ND

07:10 ND ND ND

07:20 ND ND ND

07:30 ND ND 8.9

07:40 ND ND 8.5

07:50 ND ND 9.0

08:00 ND ND 10

08:10 ND ND 14

08:20 ND ND 16

08:30 ND ND 14

08:40 ND ND 15

08:50 ND ND 16

09:00 ND ND 16

09:10 ND ND 14

09:20 ND ND 14

09:30 ND ND 16

09:40 ND ND 14

09:50 ND ND 13

10:00 ND ND 12

10:10 ND ND 11

10:20 ND ND 11

10:30 ND ND 11

10:40 ND ND 13

10:50 ND ND 13

11:00 ND ND 15

11:10 ND ND 15

11:20 ND ND 15

11:30 ND ND 13

11:40 ND ND 11

11:50 ND ND 11

12:00 ND 0.027 12

12:10 ND ND 11

12:20 ND ND 11

12:30 ND ND 11

12:40 ND ND 11

12:50 ND ND 13

13:00 ND ND 13

13:10 ND ND 13

13:20 ND ND 10

13:30 ND ND 11

13:40 ND ND 12

13:50 ND ND 9.6

14:00 ND ND 9.3

14:10 ND ND 9.6

14:20 ND ND 12

14:30 ND ND 12

14:40 ND ND 12

14:50 ND ND 13

15:00 ND ND 13

15:10 ND ND 13

15:20 ND ND 11

15:30 ND ND 10

15:40 ND ND 8.8

15:50 ND ND 8.9

16:00 ND ND ND

16:10 ND ND ND

16:20 ND ND ND

16:30 ND ND 10

16:40 ND ND 11

16:50 ND ND 13

17:00 ND ND 16

17:10 ND ND 16

17:20 ND ND 17

17:30 ND ND 16

17:40 ND ND 16

17:50 ND ND 14

18:00 ND ND 14

18:10 ND ND 12

18:20 ND ND 12

18:30 ND ND 12

18:40 ND ND 9.7

18:50 ND ND 11

19:00 ND ND 10

19:10 ND ND 11

19:20 ND ND 10

19:30 ND ND ND

19:40 ND ND 9.9

19:50 ND ND 10

20:00 ND ND 12

20:10 ND ND 12

20:20 ND ND 11

20:30 ND ND 13

20:40 ND ND 14

20:50 ND ND 11

21:00 ND ND 12

21:10 ND ND 13

21:20 ND ND 14

21:30 ND ND 13

21:40 ND ND 12

21:50 ND ND 12

22:00 ND ND 11

22:10 ND ND 11

22:20 ND ND 11

22:30 ND ND 13

22:40 ND ND 13

22:50 ND ND 14

23:00 ND ND 14

23:10 ND ND 13

23:20 ND ND 12

23:30 ND ND 13

23:40 ND ND 13

23:50 ND ND 12

計測時刻	Cs137	Cs134	全β
00:00	ND	ND	17
00:10	ND	ND	18
00:20	ND	ND	18
00:30	ND	ND	18
00:40	ND	ND	14
00:50	ND	ND	14
01:00	ND	ND	13
01:10	ND	ND	10
01:20	ND	ND	9.7
01:30	ND	ND	10
01:40	ND	ND	12
01:50	ND	ND	11
02:00	ND	ND	14
02:10	ND	ND	18
02:20	ND	ND	17
02:30	ND	ND	15
02:40	ND	ND	18
02:50	ND	ND	17
03:00	ND	ND	13
03:10	ND	ND	13
03:20	ND	ND	12
03:30	ND	ND	13
03:40	ND	ND	11
03:50	ND	ND	13
04:00	ND	ND	15
04:10	ND	ND	14
04:20	ND	ND	11
04:30	ND	ND	11
04:40	ND	ND	12
04:50	ND	ND	ND
05:00	ND	ND	ND
05:10	ND	ND	ND
05:20	ND	ND	10
05:30	ND	ND	13
05:40	ND	ND	14
05:50	ND	ND	14
06:00	ND	ND	13
06:10	ND	ND	12
06:20	ND	ND	10
06:30	ND	ND	ND
06:40	ND	ND	ND
06:50	ND	ND	ND
07:00	ND	ND	ND
07:10	ND	ND	ND
07:20	ND	ND	ND
07:30	ND	ND	8.9
07:40	ND	ND	8.5
07:50	ND	ND	9.0
08:00	ND	ND	10
08:10	ND	ND	14
08:20	ND	ND	16
08:30	ND	ND	14
08:40	ND	ND	15
08:50	ND	ND	16
09:00	ND	ND	16
09:10	ND	ND	14
09:20	ND	ND	14
09:30	ND	ND	16
09:40	ND	ND	14
09:50	ND	ND	13
10:00	ND	ND	12
10:10	ND	ND	11
10:20	ND	ND	11
10:30	ND	ND	11
10:40	ND	ND	13
10:50	ND	ND	13
11:00	ND	ND	15
11:10	ND	ND	15
11:20	ND	ND	15
11:30	ND	ND	13
11:40	ND	ND	11
11:50	ND	ND	11
12:00	ND	0.027	12
12:10	ND	ND	11
12:20	ND	ND	11
12:30	ND	ND	11
12:40	ND	ND	11
12:50	ND	ND	13
13:00	ND	ND	13
13:10	ND	ND	13
13:20	ND	ND	10
13:30	ND	ND	11
13:40	ND	ND	12
13:50	ND	ND	9.6
14:00	ND	ND	9.3
14:10	ND	ND	9.6
14:20	ND	ND	12
14:30	ND	ND	12
14:40	ND	ND	12
14:50	ND	ND	13
15:00	ND	ND	13
15:10	ND	ND	13
15:20	ND	ND	11
15:30	ND	ND	10
15:40	ND	ND	8.8
15:50	ND	ND	8.9
16:00	ND	ND	ND
16:10	ND	ND	ND
16:20	ND	ND	ND
16:30	ND	ND	10
16:40	ND	ND	11
16:50	ND	ND	13
17:00	ND	ND	16
17:10	ND	ND	16
17:20	ND	ND	17
17:30	ND	ND	16
17:40	ND	ND	16
17:50	ND	ND	14
18:00	ND	ND	14
18:10	ND	ND	12
18:20	ND	ND	12
18:30	ND	ND	12
18:40	ND	ND	9.7
18:50	ND	ND	11
19:00	ND	ND	10
19:10	ND	ND	11
19:20	ND	ND	10
19:30	ND	ND	ND
19:40	ND	ND	9.9
19:50	ND	ND	10
20:00	ND	ND	12
20:10	ND	ND	12
20:20	ND	ND	11
20:30	ND	ND	13
20:40	ND	ND	14
20:50	ND	ND	11
21:00	ND	ND	12
21:10	ND	ND	13
21:20	ND	ND	14
21:30	ND	ND	13
21:40	ND	ND	12
21:50	ND	ND	12
22:00	ND	ND	11
22:10	ND	ND	11
22:20	ND	ND	11
22:30	ND	ND	13
22:40	ND	ND	13
22:50	ND	ND	14
23:00	ND	ND	14
23:10	ND	ND	13
23:20	ND	ND	12
23:30	ND	ND	13
23:40	ND	ND	13
23:50	ND	ND	12