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| # | Field Name | SWAT Name | Units | Type | Description |
| 1 | ID | Long integer | |||
| 2 | Sub-basin | Long integer | |||
| 3 | HRU | Long integer | |||
| 4 | Year | Integer | |||
| 5 | Month | Byte | |||
| 6 | Day | Byte | |||
| 7 | Operation Code | Integer | 1=Terrace, 2=Tile Drain, 3=Contour, 4=Filter, 5=Strip Crop, 6=Fire, 7=Grassed Waterways, 8=Plant Parameter Update | ||
| 8 | Parameter 1 | Long integer | |||
| 9 | Parameter 2 | Long integer | |||
| 10 | Parameter 3 | Single precision floating point | (was long integer) | ||
| 11 | Parameter 4 | Single precision floating point | Terrace: Plant water update compensation factor. Tile Drainage: Depth to the sub-surface drain (mm). Contour: Initial SCS curve number II value. Filter Strip: Width of edge of field filter strip (m). Strip Cropping: Manning’s N value for overland flow. Fire: Initial SCS curve number II value. Grassed Waterways:Manning’s N value for overland flow. Plant Parameters: Harvest index override update. |
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| 12 | Parameter 5 | Single precision floating point | Terrace: Initial SCS curve number II value. Tile Drainage: Time to drain soil to field capacity (hours). Contour: Plant water uptake compensation factor. Filter Strip, Strip Cropping: Initial SCS curve number II value. |
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| 13 | Parameter 6 | Single precision floating point | Terrace: Average slope length (m). Tile Drainage: Drain tile lag time (hours). Filter Strip, Strip Cropping: Channel cover factor. |
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| 14 | Parameter 7 | Single precision floating point | Tile Drainage: Depth to impermeable layer (mm). Filter Strip, Strip Cropping: Plant water uptake compensation factor. |
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| 15 | Parameter 8 | Single precision floating point | |||
| 16 | Parameter 9 | Single precision floating point | |||
| 17 | Parameter 10 | Single precision floating point | Grassed Waterways: Linear parameter for calculating sediment. |