Table 1.

Key search terms used to identify waterborne disease outbreaks involving an extreme water-related weather event

Waterborne disease outbreak	Extreme water-related weather event
Water; waterborne	Ocean; sea; seawater; lake; river; rain; rainfall; water supply; water movement; weather; storm; climate; precipitation
WITH
Infection; infectious; communicable; disease; illness; enteric; pathogen; organism; agent; WBDO; gastroenteritis; AG; Giardia; Cryptosporidium; E. coli; Shigella; Legionella; Salmonella; Naegleria fowleri; Plesiomonas shigelloides; Campylobacter; Amoebiasis; Dracunculus; Hymenolepis; Ascaris; Enterobius; Mycobacterium marinum; dysentery; Leptospira; Vibrio; Enterovirus; Norovirus; Norwalk; Hepatitis A; HAV; Hepatitis E; Adenovirus; Astrovirus; Calicivirus; Coronavirus; Poliomyelitis; Poliovirus; Picornaviridae; Coxsackievirus; Echovirus; Rotavirus; Reovirus	WITH
	Extreme; spate; excessive; surge; disaster
	OR
	Floodwater; drought; water scarcity; heavy rainfall; flood; heavy precipitation; el Niño; la Niña
WITH
Outbreak; epidemic; occurrence
WITH
Human