Difference between revisions of "Curve numbers for antecedent mositure condition 2"
m |
m |
||
| Line 54: | Line 54: | ||
</tr> | </tr> | ||
<tr> | <tr> | ||
| − | <td> | + | <td>Fair</td> |
<td>49</td> | <td>49</td> | ||
<td>69</td> | <td>69</td> | ||
| Line 68: | Line 68: | ||
</tr> | </tr> | ||
<tr> | <tr> | ||
| − | <td>Commercial 85% impervious</td> | + | <td>'''Commercial 85% impervious'''</td> |
<td>89</td> | <td>89</td> | ||
<td>92</td> | <td>92</td> | ||
| Line 75: | Line 75: | ||
</tr> | </tr> | ||
<tr> | <tr> | ||
| − | <td> | + | <td>'''Industrial 72% impervious'''</td> |
<td>81</td> | <td>81</td> | ||
<td>88</td> | <td>88</td> | ||
| Line 166: | Line 166: | ||
<td>74</td> | <td>74</td> | ||
<td>80</td> | <td>80</td> | ||
| − | < | + | </tr> |
<tr> | <tr> | ||
<td>'''Open water'''</td> | <td>'''Open water'''</td> | ||
| Line 173: | Line 173: | ||
<td>99</td> | <td>99</td> | ||
<td>99</td> | <td>99</td> | ||
| − | < | + | </tr> |
</table> | </table> | ||
Revision as of 21:26, 7 March 2013
Curve numbers for antecedent moisture condition II (Source NRCS).
Link to this table
| A | B | C | D | |
|---|---|---|---|---|
| Meadow - good condition | 30 | 58 | 72 | 78 |
| Forest | ||||
| Poor | 45 | 66 | 77 | 83 |
| Fair | 36 | 60 | 73 | 79 |
| Good | 30 | 55 | 70 | 77 |
| Open space | ||||
| Poor | 68 | 79 | 86 | 89 |
| Fair | 49 | 69 | 79 | 84 |
| Good | 39 | 61 | 74 | 80 |
| Commercial 85% impervious | 89 | 92 | 94 | 95 |
| Industrial 72% impervious | 81 | 88 | 91 | 93 |
| Residential | ||||
| 1/8 acre lots (65% impervious) | 77 | 85 | 90 | 92 |
| 1/4 acre lots (38% impervious) | 61 | 75 | 83 | 87 |
| 1/2 acre lots (25% impervious) | 54 | 70 | 80 | 85 |
| 1 acre lots (20% impervious) | 51 | 68 | 79 | 84 |
| Impervious areas | 98 | 98 | 98 | 98 |
| Roads (including right of way) | ||||
| Paved | 83 | 89 | 92 | 93 |
| Gravel | 76 | 85 | 89 | 91 |
| Dirt | 72 | 82 | 87 | 89 |
| Row crops | ||||
| Straight row - good | 67 | 78 | 85 | 89 |
| Contoured row - good | 65 | 75 | 82 | 86 |
| Pasture - good | 39 | 61 | 74 | 80 |
| Open water | 99 | 99 | 99 | 99 |