Fukushima: Highest ever radiation value

Official TEPCO: Measure Highest Radiation Levels, Fukushima Damaged Reactors (Seawall groundwater)

Groundwater observation hole: No.2-3
(全β; Gross β; Gross Beta; All β )
Situation still worsening
April 23, 2018:        2,000 Bq/L
April 19, 2018:        1,800 Bq/L
April 16, 2018:        1,800 Bq/L
April 12, 2018:        1,700 Bq/L
April 9, 2018:          1,600 Bq/L
April 5, 2018:          1,700 Bq/L
April 2, 2018:          1,600 Bq/L
March 29, 2018:      1,500 Bq/L
March 19, 2018:      1,500 Bq/L
March 8, 2018:        1,500 Bq/L
February 15, 2018: 1,500 Bq/L
February 12, 2018: 1,500 Bq/L
January 8, 2014:     1,500 Bq/L
December 6, 2013: 1,500 Bq/L
【Reference】
Discharge Reference Value: TEPCO Operational Target Value Limits
Gross beta (Strontium-90): 5 Bq/L
H-3 (Tritium; Tritiated  water): 1,500 Bq/L