Due to the power supply-demand balance, TEPCO has been implementing
rolling blackout since Monday, March 14. We sincerely regret causing
anxiety and inconvenience to our customers and the society. We
appreciate your cooperation in conserving electricity consumption.
For customers who will be subject to rolling blackouts, please be
prepared for the announced blackout periods. Also, for the customers
who are not subject to blackouts, we would appreciate your continuous
cooperation in reducing electricity usage by turning off unnecessary
lightings and electrical appliances.
We would like to inform the implementation plan of rolling blackouts
on and after March 23, 2011 as follows.
○Implementation plan of rolling blackout on March 23 (Wed.)
Considering today's electricity supply-demand and tomorrow's weather,
regional group and time periods for the planned blackout are as follows.
Group 1 6:20-10:00
Group 2 9:20-13:00
···Rolling blackout will not be implemented.
Group 4 15:20-19:00
Group 5 18:20-22:00
···Rolling blackout will be implemented.
Group 3 12:20-16:00
Group 1 13:50-17:30
Group 2 16:50-20:30
···The necessity of the rolling blackouts
will be judged depending on the supply-demand
balance, and will be informed 2 hours before
the start of blackouts.
●The actual blackout period for each group is planned to be maximum of
3 hours during the relevant scheduled time period.
●Starting and ending time of blackout periods may slightly differ.
●Depending on the supply-demand balance of the day, planned blackouts
may not be carried out. In case the electricity supply-demand balance
becomes tighter than expected, we will reconsider the rolling blackout
plan and inform you accordingly before we implement the revised plan.
●A blackout may occur in the adjacent areas where the planned
blackouts are carried out.
○Implementation plan of rolling blackouts from Thursday, March 24 to
Tuesday, March 29
Please refer to the "exhibit" for detailed plan.
●The actual blackout period for each group is planned to be maximum
of about 3 hours during the relevant scheduled time period.
●Starting and ending time of blackout periods will slightly differ
day by day.
●Depending on the supply-demand balance hereafter, planned blackouts
may not be carried out. Moreover, in case the electricity
supply-demand balance becomes tighter than expected, we will
reconsider the rolling blackout plan and inform you accordingly before
we implement the revised plan.
●A blackout may occur in the adjacent areas where the planned
blackouts are carried out.
[Others]
●In order to prevent fires, please make sure to switch off electric
appliances such as hair driers when you leaving home.
●Please carefully pay attention to the traffic at the crossings in
case the traffic lights are suddenly turned off.
●As for the building and apartment, please be aware that equipment
and facility such as elevator, automatic door, automatic lock, and
multilevel parking lot will not function. In particular, please avoid
using elevators during the blackout.
Reference>
○Prediction of demand and supply on March 22
Estimated Demand 37,000 MW (18:00-19:00)
Supply Capacity 37,000 MW
○Prediction of demand and supply on March 23
Estimated Demand 38,000 MW (18:00-19:00)
Supply Capacity 37,500 MW
*Estimated demand and supply capacity may change depending on the
situation of the day.
attachment2:Weekly Rolling Blackout Plan(PDF 19.6KB)