Percentage of failures associated with precipitation for each location of failure (root, trunk, or branch) and for all locations grouped (all failure locations). Rain, fog, and snow are combined.
| Location of failure | Q. agrifolia | Hardwoods | Eucalyptus | Conifers | Q. lobata | Other oaks |
|---|---|---|---|---|---|---|
| Trunk (%) | 18 | 37 | 39 | 57 | 9 | 59 |
| Branch (%) | 10 | 17 | 43 | 60 | 26 | 48 |
| Root (%) | 73 | 66 | 73 | 57 | 65 | 69 |
| All locations (%) | 40 | 40 | 48 | 59 | 34 | 59 |