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| METRIC NO DECOMPRESSION LIMITS (HOURS:MINUTES) AT ALTITUDE |
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Altitude | 0` | 611` | 916` | 1221` | 1526` | 1831` | 2136` | 2441` | 2746` | 3051` | 3356` | 3661` | 3966` | ||
(meters) | to | to |
| to | to | to | to | to | to | to | to | to |
| to | to |
| 610` | 915` | 1220` | 1525` | 1830` | 2135` | 2440` | 2745` | 3050` | 3355` | 3660` | 3965` | 4270` | ||
Depth |
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(meters) |
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9 | 4:43 | 3:51 | 3:37 | 3:24 | 3:10 | 2:58 | 2:48 | 2:39 | 2:31 | 2:24 | 2:18 | 2:12 | 2:07 | ||
12 | 2:24 | 2:03 | 1:52 | 1:44 | 1:37 | 1:30 | 1:25 | 1:21 | 1:17 | 1:13 | 1:10 | 1:07 | 1:04 | ||
15 | 1:25 | 1:10 | 1:06 | 1:03 | 1:00 | 0:57 | 0:55 | 0:52 | 0:49 | 0:46 | 0:43 | 0:41 | 0:39 | ||
18 | 0:59 | 0:49 | 0:45 | 0:42 | 0:40 | 0:38 | 0:36 | 0:34 | 0:32 | 0:31 | 0:30 | 0:29 | 0:28 | ||
21 | 0:41 | 0:34 | 0:33 | 0:31 | 0:29 | 0:28 | 0:27 | 0:26 | 0:24 | 0:23 | 0:21 | 0:20 | 0:19 | ||
24 | 0:32 | 0:27 | 0:26 | 0:24 | 0:22 | 0:21 | 0:20 | 0:19 | 0:18 | 0:17 | 0:16 | 0:15 | 0:14 | ||
27 | 0:25 | 0:21 | 0:19 | 0:18 | 0:17 | 0:16 | 0:16 | 0:14 | 0:13 | 0:12 | 0:12 | 0:11 | 0:10 | ||
30 | 0:20 | 0:17 | 0:16 | 0:15 | 0:13 | 0:12 | 0:12 | 0:11 | 0:10 | 0:10 | 0:09 | 0:09 | 0:08 | ||
33 | 0:17 | 0:14 | 0:12 | 0:11 | 0:11 | 0:10 | 0:09 | 0:09 | 0:08 | 0:08 | 0:08 | 0:07 | 0:07 | ||
36 | 0:14 | 0:11 | 0:10 | 0:09 | 0:09 | 0:08 | 0:08 | 0:07 | 0:07 | 0:07 | 0:06 | 0:06 | 0:06 | ||
39 | 0:11 | 0:09 | 0:08 | 0:08 | 0:07 | 0:07 | 0:07 | 0:06 | 0:06 | 0:06 | 0:06 | 0:05 | 0:05 | ||
42 | 0:09 | 0:08 | 0:07 | 0:07 | 0:07 | 0:06 | 0:06 | 0:06 | 0:05 | 0:05 | 0:05 | 0:05 | 0:05 | ||
45 | 0:08 | 0:07 | 0:06 | 0:06 | 0:06 | 0:06 | 0:05 | 0:05 | 0:05 | 0:05 | 0:05 | 0:04 | 0:04 | ||
48 | 0:07 | 0:06 | 0:06 | 0:06 | 0:05 | 0:05 | 0:05 | 0:05 | 0:04 | 0:04 | 0:04 | 0:04 | 0:04 | ||
51 | 0:06 | 0:06 | 0:05 | 0:05 | 0:05 | 0:05 | 0:04 | 0:04 | 0:04 | 0:04 | 0:04 | 0:04 | 0:04 | ||
54 | 0:06 | 0:05 | 0:05 | 0:05 | 0:04 | 0:04 | 0:04 | 0:04 | 0:04 | 0:04 | 0:03 | 0:03 | 0:03 | ||
57 | 0:05 | 0:05 | 0:04 | 0:04 | 0:04 | 0:04 | 0:04 | 0:04 | 0:03 | 0:03 | 0:03 | 0:03 | 0:03 | ||
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| OXYGEN EXPOSURE LIMITS |
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| (from NOAA Diving Manual) |
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| Max Duration | Max Total Duration |
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| Max Duration | Max Total Duration | |||||||||
PO2 | Single Exposure | 24 Hour Day |
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| PO2 | Single Exposure |
| 24 Hour Day | |||||||
(ATA) |
| (min) | (hr) | (min) | (hr) |
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| (ATA) | (min) (hr) |
| (min) | (hr) | |||
0.60 |
| 720 | 12.0 | 720 | 12.0 |
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| 1.20 | 210 | 3.5 |
| 240 | 4.0 | ||
0.70 |
| 570 |
| 9.5 | 570 | 9.5 |
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| 1.30 | 180 | 3.0 |
| 210 | 3.5 | |
0.80 |
| 450 |
| 7.5 | 450 | 7.5 |
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| 1.40 | 150 | 2.5 |
| 180 | 3.0 | |
0.90 |
| 360 |
| 6.0 | 360 | 6.0 |
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| 1.50 | 120 | 2.0 |
| 180 | 3.0 | |
1.00 |
| 300 |
| 5.0 | 300 | 5.0 |
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| 1.60 |
| 45 | .75 |
| 150 | 2.0 |
1.10 |
| 240 |
| 4.0 | 270 | 4.5 |
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130