Table 4.
Risk rating table for Vespa mandarinia establishment in Oregon
| Oregon counties | Ideal plant hardiness zone score | Apiary density score | Dense forest biomass score | Proximity to introduction pathway score | Overall risk rating score (ORS) |
|---|---|---|---|---|---|
| Baker | 1 | 1 | 1 | 2 | 5 |
| Benton | 3 | 3 | 2 | 2 | 10 |
| Clackamas | 3 | 3 | 2 | 1 | 9 |
| Clatsop | 3 | 1 | 3 | 2 | 9 |
| Columbia | 3 | 1 | 3 | 1 | 8 |
| Coos | 3 | 1 | 3 | 2 | 8 |
| Crook | 1 | 1 | 1 | 1 | 4 |
| Curry | 3 | 1 | 3 | 1 | 8 |
| Deschutes | 1 | 1 | 1 | 2 | 5 |
| Douglas | 3 | 2 | 3 | 2 | 10 |
| Gilliam | 2 | 1 | 1 | 1 | 5 |
| Grant | 1 | 2 | 1 | 1 | 5 |
| Harney | 1 | 1 | 1 | 1 | 4 |
| Hood River | 3 | 2 | 2 | 2 | 9 |
| Jackson | 3 | 1 | 2 | 2 | 8 |
| Jefferson | 2 | 1 | 1 | 1 | 5 |
| Josephine | 3 | 1 | 3 | 1 | 8 |
| Klamath | 1 | 1 | 2 | 2 | 6 |
| Lake | 1 | 1 | 1 | 1 | 4 |
| Lane | 3 | 1 | 3 | 2 | 9 |
| Lincoln | 3 | 1 | 3 | 2 | 9 |
| Linn | 3 | 3 | 2 | 2 | 10 |
| Malheur | 1 | 3 | 1 | 1 | 6 |
| Marion | 3 | 3 | 2 | 2 | 10 |
| Morrow | 2 | 1 | 1 | 1 | 5 |
| Multnomah | 3 | 2 | 1 | 3 | 9 |
| Polk | 3 | 2 | 3 | 2 | 10 |
| Sherman | 2 | 1 | 1 | 1 | 5 |
| Tillamook | 3 | 1 | 3 | 1 | 8 |
| Umatilla | 2 | 2 | 1 | 2 | 7 |
| Union | 2 | 1 | 1 | 2 | 6 |
| Wallowa | 1 | 1 | 1 | 1 | 4 |
| Wasco | 2 | 1 | 1 | 1 | 5 |
| Washington | 3 | 1 | 1 | 2 | 7 |
| Wheeler | 2 | 1 | 1 | 1 | 5 |
| Yamhill | 3 | 3 | 2 | 1 | 9 |
An overall risk rating score (ORS) of 1–4 equals low risk. An ORS of 5–8 equals medium risk and an ORS of 9–12 equals high risk. Low ORS is highlighted in green, medium in yellow, and high in red.