| Districts | Locations | Parameters samples | Controlled level | Faecal coliforms/ 100ml | Escherichia coli/100ml | pH | TDS | Cond. (µS/cm) | T (˚C) | Chlorine residue |
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| WHO standards | S | 0 | 0 | [6.5 8.5] | - | 1400 | 25˚ | 0.5 |
| Tohouè | Ayokpo | 01 Boring | S | 00 | 00 | 6.82 | 41.1 | 82.4 | 29˚8 |
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| H | 91 | 68 | - | - | - | - |
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| 02 traditional wells | S | 67 | 07 | 6.82 | 8.,5 | 166.9 | 28˚2 |
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| H | 1840 | 00 | 6.82 | 112 | 223 | 27˚7 |
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| 03 Boring/water in plastic bag | S | 00 | 00 | 6.90 | 114 | 229 | 29˚4 |
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| H | 00 | 00 | - | - | - | - |
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| 04 SONEB | S | 00 | 00 | 6.80 | 64.4 | 128.6 | 29˚0 | 0.3 | ||
| H | 00 | 00 | 6.80 | 62.8 | 125.6 | 28˚6 |
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| 05 Wells | S | 37 | 17 | 6.78 | 104.0 | 210.0 | 29˚3 |
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| H | 61 | 48 | 6.80 | 101.0 | 204.0 | 28˚5 |
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| Sèmè-Podji | Sèmè | 06 SONEB | S | 00 | 00 | 6.81 | 33.7 | 67.3 | 28˚1 | 0.45 |
| H | ND | - | - | - | - | - |
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| 07 SONEB | S | 00 | 00 | 6.80 | 34.00 | 67.8 | 30˚1 | 0.45 | ||
| H | 400 | 00 | 6.80 | 24.9 | 49.9 | 25˚0 |
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| Ekpè | Ekpè I | 08 SONEB | S | 00 | 00 | 6.80 | 38.5 | 77.0 | 28˚8 |
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| H | 232 | 198 | 6.80 | 31.3 | 62.7 | 28˚1 |
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| 09 traditional wells | S | 285 | 95 | 6.80 | 90.10 | 181.3 | 30˚6 |
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| H | 3880 | 00 | 6.80 | 79.50 | 160.2 | 28˚4 |
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