Sampling Points around Fukushima Daiichi NPS

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Sampling Points around Fukushima Daiichi NPS

20 km off the coast of Muroran,

Erimo and Kushiro (approx. 500 -

650 km north of Fukushima Daiichi NPS)

0.5 - 2.0 km off the coast

of Oarai Town (130 km south

of Fukushima Daiichi NPS)

Sampling Points around Fukushima Daiichi NPS

M-S-1

M-S-2

30km from

Fukushima Daiichi

M-S-4

M-S-3


as of May 10 (Tue)

The Latest Results of I-131 Monitoring in Seawater

by the Ministry of Education, Culture, Sports, Science and Technology (MEXT)

Sampling Point Date Surface (Bq/L) Middle (Bq/L) Depth (Bq/L)

M-S-1 May 7 Not Detected Not Detected

Not Detected

M-S-2 May 5 Not Detected Not Detected Not Detected

M-S-3 May 7 Not Detected Not Detected Not Detected

M-S-4 May 5 Not Detected Not Detected Not Detected

M-A May 3 Not Detected Not Detected Not Detected

M-B May 5 Not Detected Not Detected Not Detected

M1 May 3 Not Detected Not Detected Not Detected

M2 May 5 Not Detected Not Detected Not Detected

M3 May 3 Not Detected Not Detected Not Detected

M4 May 5 Not Detected Not Detected Not Detected

M5 May 3 Not Detected Not Detected Not Detected

M6 May 5 Not Detected Not Detected Not Detected

M7 May 3 Not Detected Not Detected Not Detected

M8 May 5 Not Detected Not Detected Not Detected

M9 May 7 Not Detected Not Detected Not Detected

M10 May 5 Not Detected Not Detected Not Detected

The Latest Results of I-131 Monitoring in Seawater by Tokyo Electric

Power Co. (TEPCO)

Sampling Point Date (Bq/cm3) Sampling Point Date (Bq/cm3)

T1 May 9

T2

T3

May 9

May 9

T4 May 9 0.0044 T15

May 9 ND

T5 May 9 ND

T16

May 9 ND

T6 May 9 ND

T17

May 9 ND

T7 May 9 ND

T18

May 9 ND

T8 May 9 ND

T19

May 9 ND

T9 May 9 ND

T20

May 9 ND

T10

T11

May 9

May 9

0.019

0.0063

0.0046

ND

ND

T12

T13

T14

T21

May 9

May 9

May 9

May 9

ND

ND

ND

ND


Sampling Results of Marine Fish Products

So far, radioactive iodine and

cesium beyond provisional

standards (intake limits) were

detected in Sand Lances (sand

eels) only. The government told

Fukushima Prefecture to suspend

shipments of Sand Lances.

A l l f i s h e r i e s a c t i v i t i e s a r e

voluntarily refrained in Fukushima

Prefecture.

Fisheries activities for Sand Lances

are voluntarily refrained in Ibaraki

Prefecture.

as of May 10 (Tue)


Concentration of Iodine 131 in Nearby Sea of Fukushima Daiichi (1F) NPS (up to May 10)

Intake Limits (provisional) in Foods

2000Bq/kg

Sand Lances fished at the points

around 40-60 km south of 1F

20km off the coast of

Muroran, Erimo and Kushiro

D1 through D3, 500-650km north of 1F)

0.5-2.0km off the coast of

Oarai Town (O1, 130km south of 1F)

40km south of 1F (M9, M10)

30km off the coast (M1 through M8)

15km off the coast (T5 through T10)

8km off the coast (T15, T16)

3km off the coast (T11 through T14)

Not Detected

Not Detected

Not Detected

Not Detected

Not Detected

Not Detected

Standard Value

Latest Value

(max. value in case of multiple points)

Max. Value

Iwasawa Shore

(T4, 16km south of 1F)

Fukushima Daini NPS

(T3, 10km south of 1F)

around Discharge Canal of 1F

(T1, T2)

Seawater at the point where

High-level Water was flown out

High-level Radioactive Water

in 1F site

Standard Concentration Limit in Water

0.04 Bq/cc

1.0E-02 1.0E-01 1.0E+00 1.0E+01 1.0E+02 1.0E+03 1.0E+04 1.0E+05 1.0E+06 1.0E+07 1.0E+08

I-131 Concentration (Water: Bq/cc Food: Bq/g)

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