| in feet (saltwater) | in meters (saltwater) | |||
| O2% | PO2 1.4 | PO2 1.6 | PO2 1.4 | PO2 1.6 |
| 21% | 187 | 218 | 56.7 | 66.2 |
| 22% | 177 | 207 | 53.6 | 62.7 |
| 23% | 168 | 197 | 50.9 | 59.6 |
| 24% | 160 | 187 | 48.3 | 56.7 |
| 25% | 152 | 178 | 46.0 | 54.0 |
| 26% | 145 | 170 | 43.8 | 51.5 |
| 27% | 138 | 163 | 41.9 | 49.3 |
| 28% | 132 | 156 | 40.0 | 47.1 |
| 29% | 126 | 149 | 38.3 | 45.2 |
| 30% | 121 | 143 | 36.7 | 43.3 |
| 31% | 116 | 137 | 35.2 | 41.6 |
| 32% | 111 | 132 | 33.8 | 40.0 |
| 33% | 107 | 127 | 32.4 | 38.5 |
| 34% | 103 | 122 | 31.2 | 37.1 |
| 35% | 99 | 118 | 30.0 | 35.7 |
| 36% | 95 | 114 | 28.9 | 34.4 |
| 37% | 92 | 110 | 27.8 | 33.2 |
| 38% | 89 | 106 | 26.8 | 32.1 |
| 39% | 85 | 102 | 25.9 | 31.0 |
| 40% | 82 | 99 | 25.0 | 30.0 |
| 50% | 59 | 73 | 18.0 | 22.0 |
| 60% | 44 | 55 | 13.3 | 16.7 |
| 70% | 33 | 42 | 10.0 | 12.9 |
| 80% | 25 | 33 | 7.5 | 10.0 |
| 90% | 18 | 26 | 5.6 | 7.8 |
| 100% | 13 | 20 | 4.0 | 6.0 |
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