Number of CSOs
Number of CSOs +35%
Total rainfall, mm
The additional 35% weights for the three out of five water companies that don’t report CSOs during non-bathing season
600
400
200
0
O
N
D
J
2020
F
M
A
M
J
J
A
S
Number of CSOs
Number of CSOs +35%
Total rainfall, mm
Non-bathing season
Bathing season
600
The additional 35% weights for the three out of five water companies that don’t report CSOs during non-bathing season
400
200
0
Oct
Nov
Dec
Jan 2020
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep