| Sample Site | Source | DF | Adj SS | Adj MS | F-Value | P-Value |
| Well - Monte Branco Plateau | Factor | 6 | 169.80 | 28.30 | 24.87 | 0.00 |
| Error | 74 | 84.20 | 1.14 | |||
| Total | 80 | 254.00 | ||||
| Well - Aviso Plateau | Factor | 6 | 142.78 | 23.80 | 27.89 | 0.00 |
| Error | 67 | 57.16 | 0.85 |
|
| |
| Total | 73 | 199.95 |
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| Well - Aramã Plateau | Factor | 6 | 60.91 | 10.15 | 9.71 | 0.00 |
| Error | 70 | 73.21 | 1.05 | |||
| Total | 76 | 134.12 |