Section 148.115 - Report of incidents(a) When a fire or other hazardous condition occurs on a vessel transporting a material covered by this part, the master must notify the nearest Captain of the Port as soon as possible and comply with any instructions given.(b) Any incident or casualty occurring while transporting a material covered by this part must also be reported as required under 49 CFR 171.15 , if applicable. A copy of the written report required under 49 CFR 171.16 must also be sent to the Commandant (CG-ENG-5), Attn: Hazardous Materials Division, U.S. Coast Guard Stop 7509, 2703 Martin Luther King Jr. Avenue SE., Washington, DC 20593-7509, at the earliest practicable moment.(c) Any release to the environment of a hazardous substance in a quantity equal to or in excess of its reportable quantity (RQ) must be reported immediately to the National Response Center at 800-424-8802 (toll free) or 202-267-2675; or online at www.nrc.uscg.mil.. 75 FR 64591 , Oct. 19, 2010, as amended by USCG-2013-0671, 78 FR 60154 , Sept. 30, 2013