The RPS sets out when you can delay and reschedule some emissions to air and water monitoring and other environmental monitoring because of COVID-10 restrictions.

https://www.gov.uk/government/publications/monitoring-emissions-from-installations-radioactive-substances-and-waste-activities-rps-c7?utm_source=e0e0a72c-2fdf-4712-8594-057eb12fe200&utm_medium=email&utm_campaign=govuk-notifications&utm_content=daily