Nice, hadn't seen that one yet. I work at nuclear plant myself and somewhere around the 16.20 mark he says 6.2 mili, for mili Sievert per hour.
Radiological workers are allowed to receive 20 mSv per year (in US it's 50 I believe). The 6.2 mSv/h is pretty sick.
Pulled from wiki: 68 mSv...