Zebra-Tech Ltd
D-OptoLogger Operation Manual
18
Appendix 6: Pressure correction chart
Dissolved oxygen % saturation values of air saturated fresh water, corrected for
atmospheric pressure.
Altitude
(m)
Altitude
(feet)
Barometric pressure
(mBar) %
Saturation
0 0
1013
100
85 278
1003
99
170 558
993
98
256 841
983
97
343 1126
973
96
431 1413
963
95
519 1703
952
94
608 1995
942
93
698 2290
932
92
789 2587
922
91
880 2887
912
90
972 3190
902
89
1066 3496
899
88
1160 3804
882
87
1254 4115
871
86
1350 4430
861
85
1447 4747
851
84
1544 5067
841
83
1643 5391
831
82
1743 5717
821
81
1843 6047
811
80
1945 6381
800
79
2047 6717
790
78
2151 7058
780
77
2256 7401
770
76
2362 7749
760
75
2469 8100
750
74
2577 8455
740
73
2687 8815
730
72
2797 9178
719
71
2909 9545
709
70
3023 9917
699
69
3137 10293
689
68