Tag "boring"

Back to homepage
Contaminated water crisis

400,000,000 Bq/m3 of all β nuclide detected in the coastal area of reactor2 / Second highest record

According to Tepco, they measured 400,000,000 Bq/m3 of all β nuclides (including Strontium-90) from the groundwater in the coastal area of reactor2. Tepco has been building the impervious wall to

Contaminated water crisis Environmental contamination Sea contamination

1,800,000 Bq/m3 of Tritium beside reactor4 / Facing the sea outside of plant port

Related to this article..9,500,000 Bq/m3 of all β near Reactor1 turbine building / Not direct leakage of coolant water ? [URL]   According to Tepco, they also measured high level

Contaminated water crisis

Contamination penetrated to 4m deep underground in 300m3 leakage tank area

Following up this article..4,200,000 Bq/m3 of Tritium from groundwater of leaked tank area [URL]   On 9/11/2013, Tepco released the radiation analysis data of the boring core of where they

Contaminated water crisis Sea contamination

550,000 Bq/m3 of Cs-134/137 measured outside of the impervious wall / Contaminated water overflowing the wall

According to Tepco, high level of Cesium-134/137 was detected outside of the impervious wall, where is only 2m from the sea. Tepco built the underground wall on the coastal line

Contaminated water crisis

Groundwater reached the ground surface in one more observation hole

Following up this article..Groundwater reached the ground surface → Tepco “We won’t use the boring anymore” [URL]   According to Tepco, groundwater reached the ground surface level in another boring.

Contaminated water crisis Sea contamination

Groundwater reached the ground surface → Tepco “We won’t use the boring anymore”

↑ The groundwater reaching the ground surface Following up this article..Groundwater reached 10cm to the surface of the ground on the seaside of reactor2 / Tepco “No details are verified”

Contaminated water crisis Sea contamination

Groundwater reached 10cm to the surface of the ground on the seaside of reactor2 / Tepco “No details are verified”

Following up this article..Groundwater level reached 25cm to the surface of the ground on the seaside of reactor2 / No rainfall [URL] According to Tepco, the groundwater level of one

Contaminated water crisis Sea contamination

Tepco “Boring survey-able space is very limited on the seaside due to debris and temporary facilities”

Following up this article..Tritium density jumped up 150% in 2 days on the seaside of reactor1 [URL] The radiation level in the groundwater is also increasing in the seaside of

Uncategorized

Tepco doesn’t analyze groundwater deeper than 16m underground / Tepco “No reason not to do it”

In the press conference of 8/19/2013, Tepco commented they don’t make an observation hole deeper than 16m underground, but they don’t have a reason not to make one. Having the

Contaminated water crisis Cover-ups Plant hazard Sea contamination

Fukushima worker had 0.89 mSv exposure at boring making mission

In the press conference of 8/9/2013, Tepco announced a Fukushima worker had 0.89 mSv for making the boring. The location is near where the severe leakage happened in 2011 on