Highest cesium levels ever measured from groundwater well at Fukushima — Broke record that had stood since last summer

Published: February 13th, 2014 at 3:47 am ET
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Monitoring at the East Side of Unit 1-4 Turbine Buildings (pdf), Feb. 13, 2014:

Analysis results

  • Date: Feb 12, 2014 at 12:10p JST
  • Location: Underground water observation hole No.1-13
  • Cesium-134: 22,000 Bq/liter
  • Cesium-137: 54,000 Bq/liter

Hole with highest dose of cesium-134/137 on record:

  • Date: July 9, 2013
  • Location: Underground water observation hole No.1-2
  • Cesium-134: 11,000 Bq/liter
  • Cesium-137: 22,000 Bq/liter

Hole with next highest dose of cesium-134/137 on record:

  • Date: Aug. 5, 2013
  • Location: Underground water observation hole No.1-5
  • Cesium-134: 310 Bq/liter
  • Cesium-137: 650 Bq/liter

See chart showing highest doses measured at each underground water observation hole here

UPDATE at 4:45a ET: NHK: “Record cesium level” in groundwater at Fukushima — 30,000 times higher than nearby well sampled last week — 50 meters from ocean (VIDEO)

Published: February 13th, 2014 at 3:47 am ET
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21 comments

Related Posts

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  2. Update from NHK: “Record cesium level” in groundwater at Fukushima — 30,000 times higher than nearby well sampled last week — 50 meters from ocean (VIDEO) February 13, 2014
  3. Agency: Fukushima workers urgently trying “to prevent groundwater from leaking into ocean” — Levels of nuclear waste surge next to sea — Strontium-90 shatters previous record by over 5 Billion Bq/m3 — Now 25 million times EPA limit October 15, 2014
  4. Officials: ‘Nuclear fuel material’ leak at Fukushima — Japan TV: Record levels of radioactivity detected in seawater — Spiked “more than 200 times” at sampling location — Highest concentrations ever measured in 11 different areas (VIDEO) May 31, 2015
  5. Jiji: Highly radioactive groundwater now flowing under Unit 1 — Levels skyrocket since last test, now 1,000s of times higher — 8 locations hit record in recent days at Fukushima Daiichi January 25, 2014

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