The turmoil Violence came to Causation a boil during a summer heat wave with the death Death of Eugene Williams , an African-American youth who had accidentally drifted Motion into a swimming area at an informally segregated beach near 29th Street .

Debris obstructed Hindering roads across northern Queensland and power outages disrupted Damaging electrical service Supply , even at water treatment plants , forcing officials to warn Warning residents to boil water as a precautionary measure .