Notice of hazardous substance air spills

Notice of hazardous substance air spills. Notice of hazardous substance air spills. Persons possessing or controlling a hazardous substance shall immediately notify the department of any hazardous emission not in conformity with a permit or allowed by the department under chs. NR 400 to 499 . Notice shall be given as required by s. 292.11 , Stats., and ch. NR 706 .