|
IHA group | IHA | Values |
|
Group 1: magnitude of monthly flow conditions | Mean flow in January | 1 |
Mean flow in February | 1 |
Mean flow in March | 1 |
Mean flow in April | 1 |
Mean flow in May | 1 |
Mean flow in June | 1 |
Mean flow in July | 0.71 |
Mean flow in August | 0.68 |
Mean flow in September | 0.82 |
Mean flow in October | 1 |
Mean flow in November | 1 |
Mean flow in December | 1 |
|
Group 2: magnitude and duration of annual extreme flow conditions and base flow condition | Annual 1-day minimum flow | 0.11 |
Annual 1-day maximum flow | 0.22 |
Annual 3-day minimum flow | 0.17 |
Annual 3-day maximum flow | 0 |
Annual 7-day minimum flow | 0.02 |
Annual 7-day maximum flow | 0.56 |
Annual 30-day minimum flow | 0.11 |
Annual 30-day maximum flow | 0.84 |
Annual 90-day minimum flow | 1 |
Annual 90-day maximum flow | 1 |
7-day minimum flow divided by mean flow in each year | 0.78 |
|
Group 3: timing of annual extreme flow conditions | Date of annual 1-day maximum flow | 0.11 |
Date of annual 1-day minimum flow | 0.12 |
|
Group 4: frequency and duration of high and low pulses | Number of high pulses in each year | 0.13 |
Number of low pulses in each year | 0.3 |
Mean duration of high pulse in each year | 0.02 |
Mean duration of low pulse in each year | 0.01 |
|
Group 5: rate and frequency of flow condition changes | Mean of all positive differences between consecutive daily flows | 0.45 |
Mean of all negative differences between consecutive daily flows | 0.45 |
Number of flow reversals | 1 |
|