Inflow from Mudanjiang to lake (m3) | Longest diffusion distance (km) | The increase in concentration of four parameters (mg/L) | ||||
---|---|---|---|---|---|---|
TN | TP | CODMn | NH4-N | |||
Spring freshet | 4.81 × 108 | 16.3 | 1.00 | 0.16 | 2.4 | 0.64 |
Rainfall flood | 29.77 × 108 | 33.1 | 2.6 | 0.36 | 4.2 | 1.1 |
30-year frequency rainfall flood | 58.4 × 108 | 43.6 | 2.8 | 0.39 | 5.6 | 1.2 |