| 6.1 Denver Basin - |  |
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| 6.2 Piceance Basin - |  |
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| 6.3 Eagle Basin - |  |
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| 6.4 Sand Wash Basin - |  |
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| 6.5 Paradox Basin - |  |
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| 6.6 San Juan Basin - |  |
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| 6.7 Raton Basin - |  |
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| 6.8 Dakota-Cheyenne Aquifer - |  |
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| 6.9 High Plains Aquifer - |  |
