Government of the Hong Kong Special Admistrative Region

08/22/2023 | News release | Distributed by Public on 08/22/2023 07:50

The Observatory enhances radiation monitoring of local sea water

22 August 2023


The Hong Kong Observatory has always been monitoring the environmental radiation level in Hong Kong, including collecting samples from the upper, middle and lower levels of local sea water every quarter to measure the contents of tritium and artificial gamma-emitting radionuclides.

In response to the discharge of nuclear wastewater from Fukushima of Japan, the Observatory has increased the frequency of radiation monitoring of sea water samples in Hong Kong to about once a month, starting from July 2023. The radiation measurement results will be announced through the This link will open in a new windowObservatory's website.