Hydrogen concentrations measured inside the Unit 2 Primary Containment Vessel at Fukushima Daiichi Nuclear Power Station
Here are the measurement results of hydrogen concentrations inside the Unit 2 Primary Containment
Vessel at Fukushima Daiichi Nuclear Power Station.
- ※Here is the measurement method for each hydrogen concentration.
- ※A hydrogen concentration will be displayed as 0.00% when the measurement result is less than 0.00%.
- ※For reference: The following is the “Limiting Conditions of Operations” designated in the implementation plan for hydrogen
concentrations inside the Primary Containment Vessel:
・Hydrogen concentration inside the Primary Containment Vessel: Less than 2.5%
Announcement
- ○Data may change or be missing due to equipment failure or regular inspections.
