A world map shows iodine mining locations marked by purple circles with "I O." Key areas include the United States (Oklahoma, northern New Jersey) and the Atacama Desert in northern Chile.
Iodine Mines | Areas of serious concern | Areas of some concern | Stable terrain | Nonvegetated land | |
|---|---|---|---|---|---|
| 19.9% | 3.98% | ||||
| 31.3% | 20.7% | ||||
| 3.03% | 22.0% | 8.18% | 55.1% | ||
| 3.55% | 14.0% | 13.0% | 14.5% | ||
| 7.19% | 2.27% | 71.3% | |||
| 31.7% | 43.8% | 19.5% | |||
| 13 | 17.6% | 19.7% | 9.89% | 10.8% | |
| 31.2% | 4.72% | 3.87% | 95.3% | ||
| 17 | 8.43% | 2.94% | 1.97% | 8.56% | |
| 5.14% | 21.1% | 3.46% | 6.72% | ||
| 41.1% | 31.7% | 1.12% | |||
| 31.6% | 38.1% | 40.4% | |||
| 36.7% | 40.0% | 20.2% | 31.2% | ||
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