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Table 5

Surface runoff, peak flow, and peak time in the BL and LID scenarios under different rainfall return periods

Surface runoff
Peak flow
Delay of peak time
PBL/m3LID/m3RW /%BL/m3·s−1LID/ m3·s−1RP/%BL/hh:mmLID/hh:mmDT/min
2a 286,610 153,510 46.44 13.04 7.73 40.72 2:01 2:01 
5a 392,080 212,880 45.71 19.49 11.62 40.38 2:01 2:01 
10a 474,420 261,750 44.83 24.85 14.86 40.20 2:01 2:01 
20a 558,750 319,480 42.82 30.56 18.41 39.76 2:01 2:01 
Surface runoff
Peak flow
Delay of peak time
PBL/m3LID/m3RW /%BL/m3·s−1LID/ m3·s−1RP/%BL/hh:mmLID/hh:mmDT/min
2a 286,610 153,510 46.44 13.04 7.73 40.72 2:01 2:01 
5a 392,080 212,880 45.71 19.49 11.62 40.38 2:01 2:01 
10a 474,420 261,750 44.83 24.85 14.86 40.20 2:01 2:01 
20a 558,750 319,480 42.82 30.56 18.41 39.76 2:01 2:01 
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