TABLE 1.

Summary of results of the first farm sampling showing water sources and STs of isolates recovered from chickens and drinkers

Farm	Testing date (mo, yr)	Source of broiler shed water	Genotype(s) (STs) of isolate(s) from:
			Chickens	Drinkers
A	November 1999	River	573, 137	573
A	May 2000	River	267, 573	267, 61, 45
B	May 2000	Borehole	50	50
C	March 2000	Water main	50, 573	50, 573
D	April 2000	Water main	50	50
E	April 2000	Water main	573	—a
F	March 2000	Hill runoff	573	267
H	April 2000	Water main	50	—
I	April 2000	Water main	50	50
J	November 1999	River	50	50
J	May 2000	River	267	61, 267
K	May 2000	Water main	50	—
L	March 2000	Water main	53, 573	573
M	April 2000	Water main	50	573

^a—, no campylobacters isolated.