| Quality rating | So-so |
| Water type | Mixed |
| Borehole viable | Yes |
| Borehole depth | 80–120m |
| Treatment needed | Treatment advisable. Some areas have fresher water. |
| 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.
ESTATE-MANAGED TANKER: Similar to VI — water normally dey inside service charge. Budget ₦70,000-₦120,000/month if e no dey included.
Oniru share di same brackish water table with VI and Lekki. Most Oniru estate dey include tanker delivery for service charge, but quality dey vary. Ask estate management for water source documentation before you sign lease.
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.