Md. Code, Environment § 7–243

If any radiation escapes from a low-level nuclear facility into the environment, the low-level nuclear waste facility permit holder shall:

(1) Notify the Department promptly of:

(i) The name of the radioactive substance involved;

(ii) The quantity of the radioactive substance released;

(iii) The intensity of the radiation released; and

(iv) The composition of all radionuclides of the radioactive substance in terms of constituent weights; and

(2) Provide any additional information that the Department requests.