Top > Releases ･ Announcements > Fukushima Daiichi NPS Prompt Report > 2013 > Tritium Density Result of Water Quality Survey inside the Port of Fukushima Daiichi NPS (Follow-up Information 56)
This is follow-up information on the latest situation concerning the detection of high densities of tritium and strontium in the observation hole located on the east of the Units 1-4 Turbine Buildings.
We would like to announce measurement result of tritium on water in the groundwater observation hole No.1-16 (on the mountain side of No.1-3 where former observation was performed) located on the east of the Units 1-4 Turbine Buildings, sampled for the first time on September 26.
<Measurement results on the groundwater observation hole No.1-16: Sampled on September 26>
·Tritium 43,000Bq/L
·Cesium-134: Below the detection limit value (the detection limit value: 0.99Bq/L) (previously announced)
·Cesium-137: 2.1Bq/L (previously announced)
·All-β: 400,000Bq/L (previously announced)
We will continue sampling, analyzing, and monitoring the situation.
For the past sampling results, please refer to the following page on our website:
http://www.tepco.co.jp/en/nu/fukushima-np/f1/smp/index-e.html
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