Table 4. Inhalation Cancer Risk and Noncancer Hazard Indoors Compared to Outdoors during Wildfiresa.
| location | indoor cancer risk | outdoor cancer risk | indoor hazard quotient | outdoor hazard quotient | wildfire average AQI |
|---|---|---|---|---|---|
| Carson, WA | 3.0 × 10–7 | 1.2 × 10–8 | 3.5 × 10–3 | 3.4 × 10–5 | 21 |
| Newport, OR | 6.1 × 10–8 | 4.8 × 10–9 | 2.5 × 10–4 | 5.2 × 10–6 | 70 |
| McCall, ID | 4.0 × 10–7 | 1.1 × 10–8 | 2.1 × 10–3 | 2.4 × 10–5 | 73 |
| Alturas, CA | 5.2 × 10–7 | 1.5 × 10–8 | 1.6 × 10–3 | 6.2 × 10–5 | 90 |
| St. Helena, CA | 2.9 × 10–7 | 2.4 × 10–8 | 7.6 × 10–4 | 3.2 × 10–5 | 93 |
| Prineville, OR | 9.9 × 10–8 | 1.2 × 10–8 | 4.3 × 10–4 | 3.8 × 10–5 | 95 |
| Sandpoint, ID | 3.5 × 10–7 | 5.1 × 10–8 | 3.2 × 10–3 | 4.6 × 10–4 | 116 |
| Richland, WA | 3.7× 10–7 | 4.6 × 10–8 | 2.2 × 10–3 | 3.2 × 10–5 | 135 |
| Seattle, WA 2 | 1.6 × 10–7 | 1.1 × 10–7 | 7.1 × 10–4 | 6.9 × 10–5 | 142 |
| Sunriver, OR | 2.5 × 10–7 | 5.6× 10–9 | 5.9 × 10–4 | 7.9 × 10–6 | 184 |
| Lake Oswego, OR | 7.6 × 10–7 | 2.0 × 10–7 | 1.2 × 10–3 | 3.2 × 10–5 | 189 |
| Corvallis, OR 2 | 7.6 × 10–7 | 4.6 × 10–7 | 7.7 × 10–4 | 6.5 × 10–5 | 220 |
a
Values in bold indicate the higher risk for a particular site.