Page 26 - AERB Annual Report 2020

Environmental monitoring activities during Field Survey by ESL Team during Off-site
ICCR Off-Site Emergency Exercise at KGS site Emergency Exercise at Rawatbhata site

Chapter-1 and 2 respectively. (ICCR) OSEE.
Environmental Safety and Occupational The ICCR OSEE was conducted at three
Exposures NPP sites viz. Kaiga, Rawatbhata and Kakrapar.
All the Stakeholders viz. NPP Management,
Environmental safety in the vicinity of District Authority, NDMA, AERB/ SOT, DAE-
nuclear installations is ensured through control CMG, RERD-BARC participated in the exercises
on radioactive discharges into the environment either physically or monitored remotely from
and environmental monitoring. AERB has further their respective locations. Major ndings were
specied limits on efuent discharges through noted by all the Stakeholders and discussed in the
gaseous, liquid routes, in the Technical feedback meeting for further improvements.
Specications for operation of NPPs. The actual
discharges from the plants are observed to be well After March 2020, the ICCR OSEE could not
below the limits specied. be conducted due to the restrictions imposed on
movement and involvement of relevant
Nuclear and radiation facilities have Stakeholders from the public domain considering
established radiological surveillance programme COVID-19 preventive measures. AERB advised
and work procedures intended to control the NPPs to continue testing their preparedness for
occupational exposures. In the year 2020, there OSEE through conduct of Table-Top (TT)
was no case of individual radiation exposure exercises. Accordingly, TT OSEE was conducted
above the prescribed annual dose limit of 30 mSv at four sites to ensure preparedness of plant
in nuclear and radiation facilities. authorities for responding to any off-site
emergency situations.
The Status of Environmental Safety and Occupational
Exposures are given in Chapter 4. The Status of Emergency Preparedness of the
Nuclear Facilities is given in Chapter 5.
Emergency Preparedness
Regulatory Safety Document Development
NPPs continued to carry out Plant and Site
Emergency Exercise as per schedule. During the One of the core activities of AERB is to
year, annual site emergency exercises were develop the safety regulation for stakeholders.
conducted at seven NPP sites. AERB ofcials Development and revision of Regulatory Safety
could not participate as observer in emergency Documents (REGDOC) is a continual process of
exercises (since March 2020) due to COVID-19 AERB to keep itself updated in line with
pandemic preventive measures. However, international recommendations and good
exercises were reviewed based on reports practices. Through this process, the existing
submitted by the facilities subsequent to regulatory documents are taken up for revision,
completion of the exercises. The Off-Site and additional regulatory documents are also
Emergency Exercise (OSEE) framework has been taken up for development.
strengthened through conduct of different types
of exercises, viz. Table-Top (TT) exercise and During the year, following three Safety
Integrated Command Control and Response Guides were approved and uploaded on AERB

AERB Annual Report 2020 xxii