Yup, seismic result is in, radionuclide takes some time. CTBTO explains how it does monitoring in a lot of details here: <a href="https:&#x2F;&#x2F;www.ctbto.org&#x2F;verification-regime&#x2F;" rel="nofollow">https:&#x2F;&#x2F;www.ctbto.org&#x2F;verification-regime&#x2F;</a>