Water resources management in Jamaica Water quality Major water basins of Jamaica

| Hydrographic_Basin | Surface_Area_km_2_ | Rainfall_totals_million_m_3_ | Evapotranspiration_million_m_3_ | Surface_water_runoff_million_m_3_ | Groundwater_discharge_million_m_3_ |
|---|---|---|---|---|---|
| Blue Mountains, South | 678 | 1694 | 912 | 662 | 147 |
| Kingston | 202 | 312 | 208 | 81 | 50 |
| Río Cobre | 1283 | 2009 | 1450 | 177 | 472 |
| Río Minho | 1700 | 2420 | 1641 | 225 | 593 |
| Black River | 1460 | 2530 | 1530 | 346 | 654 |
| Cabarita River | 924 | 1890 | 1019 | 366 | 451 |
| Great River | 791 | 1685 | 863 | 467 | 355 |
| Martha Brae, River | 756 | 1154 | 673 | 279 | 201 |
| Dry Harbour Mountains | 1362 | 2450 | 1302 | 457 | 691 |
| Blue Mountains, North | 1597 | 5068 | 2346 | 2452 | 278 |