Catchment | CN method | Empirical method | ||
50 years | 100 years | 50 years | 100 years | |
Nyamambisi | 167 | 186 | 230 | 279 |
Gatswane 1 | 224 | 248 | 210 | 289 |
Gatswane 2 | 286 | 318 | 200 | 280 |
Shashe | 350 | 388 | 222 | 302 |