| Mackay, J D, Jackson, C R, and Wang, L. 2014. AquiMod User Manual (v1.0). Nottingham, UK, British geological Survey. (OR/14/007).
|
List of component parameters and recommend range of values to be used.
Soil zone component parameters
FAO
| Parameter (units) |
Description |
Recommend Range (variable type)
|
| BFI (-) |
Catchment baseflow index |
0–1 (float)
|
| FC (-) |
Field capacity of the soil |
0–1 (float)
|
| WP (-) |
Wilting point of the soil |
0–1 (float)
|
| Zr (mm) p (-) |
Maximum rooting depth of catchment vegetation Depletion factor of catchment vegetation |
100–3000 (float)
|
Unsaturated zone component parameters
Weibull
| Parameter (units) |
Description |
Recommend Range (variable type)
|
| n (-) |
Maximum number of time-steps taken for soil drainage to reach the groundwater |
>0 (integer)
|
| k (-) |
Weibull shape parameter |
1–7 (float)
|
| λ (-) |
Weibull scale parameter |
>0 (float)
|
Saturated zone component parameters
Q3K3S1
| Parameter (units) |
Description |
Recommend Range (variable type)
|
| Δx (m) |
Catchment length |
>0 (float)
|
| K3 (m d1 |
Top layer hydraulic conductivity |
10-5 – 103 (float)
|
| K2 (m d1) |
Middle layer hydraulic conductivity |
10-5 – 103 (float)
|
| K1 (m d1) |
Bottom layer hydraulic conductivity |
10-5 – 103 (float)
|
| S (%) |
Aquifer storage coefficient |
0–1 (float)
|
| z3 (m asl) |
Top outlet elevation |
-∞–∞ (float)
|
| z2 (m asl) |
Middle outlet elevation |
-∞–∞ (float)
|
| z1 (m asl) |
Bottom outlet elevation |
-∞–∞ (float)
|
| α (-) |
Forces the hydraulic conductivity to increase with elevation when set to 1 |
0,1 (bool)
|