Date	Depth (m)	Oxygen (ppm)	Temp. (C)
09/04/2002	0	8.5	20.7
09/04/2002	1	8.5	20.6
09/04/2002	2	8.5	20.6
09/04/2002	3	8.5	20.4
09/04/2002	4	8.5	20.2
09/04/2002	5	8.5	20.1
09/04/2002	6	8.5	20.1
09/04/2002	7	8.5	20.0
09/04/2002	8	8.3	20.0
09/04/2002	9	8.3	19.9