Table 3.

Predictive performance metrics for each microbial indicator and site model.

Site	Microbial Indicator	$R_{\text{PRED}}^2$	Standardized $R_{\text{PRED}}^2$	SRMSEP*	Standardized SRMSEP	Overall Performance
Edgewater Beach	F+ Coliphage	0.01	0.02	1.19	0.71	0.31
Grant Park		0.01	0.02	1.50	0.90	0.12
Washington Park		0.06	0.11	1.67	1.00	0.11
Edgewater Beach	Somatic Coliphage	0.38	0.74	0.20	0.12	1.61
Grant Park		0.30	0.57	0.30	0.18	1.39
Washington Park		0.06	0.11	0.45	0.27	0.84
Edgewater Beach	Cultured E.coli	0.20	0.38	0.14	0.09	1.29
Grant Park		0.31	0.59	0.22	0.13	1.46
Washington Park		0.02	0.03	0.17	0.10	0.93
Edgewater Beach	Cultured enterococci	0.40	0.76	0.15	0.09	1.67
Grant Park		0.26	0.50	0.23	0.14	1.37
Washington Park		0.02	0.03	0.20	0.12	0.91
Edgewater Beach	E.coli qPCR	0.11	0.21	0.13	0.08	1.13
Grant Park		0.07	0.14	0.14	0.09	1.05
Washington Park		0.01	0.01	0.13	0.08	0.93
Edgewater Beach	Enterococci qPCR	0.52	1.00	0.22	0.13	1.87
Grant Park		0.23	0.43	0.21	0.12	1.31
Washington Park		0.18	0.34	0.27	0.16	1.18
Edgewater Beach	Bacteroidales qPCR	0.25	0.47	0.09	0.05	1.42
Grant Park		0.09	0.16	0.09	0.06	1.11
Washington Park		0.27	0.53	0.14	0.08	1.44

^*SRMSEP denotes standardized root mean squared error of prediction.