Table 1.

Reported cases and wastewater concentrations of Campylobacter, Salmonella, and norovirus in the state of Oklahoma, July 2021–December 2022.

Measure	Campylobacter	Salmonella	Norovirus
Total cases reported	1459	1157	n.a
Average weekly cases reported	22	17	n.a
Average weekly wastewater concentration *	180,000	127,000	390 million
Peak cases reported (date)	37	64	n.a
	(10 September 2022)	(4 September 2021)
Peak wastewater concentration * (date)	1.7 million	4.2 million	4.5 billion
	(9 July 2022)	(22 January 2022)	(27 February 2022)

* Bacterial or viral particles per liter of wastewater. n.a. not applicable.