@ahem-again The source they use is SaveEcoBot. It doesn't look to me like there is any recent change ( click on the radiation number and it will pop up a panel showing history. The elevated 5000 nSv/h reading looks like it is in the area of the reactor 4 sarcophagus: https://www.chernobylmaps.com/wp-content/uploads/2014/01/PRIPYAT_SARCOPHAGUS_CMCC.pdf

Just another vote for a small project/personal project pricing option for the API. Home automation junkies everywhere would be appreciative!