Table 1. Summary statistics of the present near-natural flow regime at a study site in the Molenaars River, Western Cape, South Africa (Brown and King 2002).

Category
number
        Flow category  
Discharge
(m³/s)
 
Average number of
events per year
1   Dry-season low flows  
0.02–4.08
 
...
2   Wet-season low flows  
0.36–12.02
 
...
3   Intra-annual flood size class 1  
4.50–9.99
 
6
4   Intra-annual flood size class 2  
10–20
 
3
5   Intra-annual flood size class 3  
21–41
 
3
6   Intra-annual flood size class 4  
42–84
 
2
7   1:2 year flood  
94
 
...
8   1:5 year flood  
146
 
...
9   1:10 year flood  
181
 
...
10   1:20 year flood  
187
 
...