| Quality rating | So-so |
| Water type | Mixed |
| Borehole viable | Yes |
| Borehole depth | 70–120m |
| Treatment needed | Varies by proximity to coast. Treatment recommended. |
| Sachet (pure water) | ₦500 | per bag (20 sachets) |
| Bottled water | ₦1,300 | per pack (12 bottles) |
| Tanker delivery | — | — |
| Borehole (drilling) | — | — |
| Borehole (monthly) | ₦15,000 | per month (Band A area) |
⚠ Water quality na fair — borehole water fit need extra treatment beyond basic filter. Test your water before you depend on am for drinking.
TEST FIRST: Test water before you decide. If borehole fresh, basic filter go work. If brackish, use tanker delivery (₦30,000-₦40,000 per 10,000L for Ajah).
Ajah water situation mixed. Parts wey near Lekki-Epe Expressway get di same brackish problem with Lekki. But newer estate for di interior don find fresh water for 80-120m depth. Always test borehole water before you rely on am.
Under Lagos State law, if you dig borehole without LASWARCO authorization, e illegal. Fine: ₦500,000 plus prison up to 1 month. Always get permit before you drill, and hire licensed surveyor.
LASWARCO permit needed. ₦500,000 fine plus 1 month prison if you drill without authorization.