| Albemarle HS |
7/17/2026 4:00:00 PM ET |
196 |
Unhealthy |
PM2.5 |
119.4 UG/M3 |
People with heart or lung disease, older adults, and children should avoid prolonged or heavy exertion; everyone else should reduce prolonged or heavy exertion. |
People with respiratory or heart disease, the elderly and children are the groups most at risk. |
| Ashburn |
7/17/2026 4:00:00 PM ET |
195 |
Unhealthy |
PM2.5 |
118.3 UG/M3 |
People with heart or lung disease, older adults, and children should avoid prolonged or heavy exertion; everyone else should reduce prolonged or heavy exertion. |
People with respiratory or heart disease, the elderly and children are the groups most at risk. |
| Aurora Hills |
7/17/2026 4:00:00 PM ET |
166 |
Unhealthy |
Ozone |
92 PPB |
Active children and adults, and people with respiratory disease, such as asthma, should avoid prolonged or heavy outdoor exertion; everyone else, especially children, should reduce prolonged or heavy outdoor exertion. |
Children and people with asthma are the groups most at risk. |
| Backlick Road |
7/17/2026 4:00:00 PM ET |
208 |
Very Unhealthy |
PM2.5 |
132.4 UG/M3 |
People with heart or lung disease, older adults, and children should avoid all physical activity outdoors. Everyone else should avoid prolonged or heavy exertion. |
People with respiratory or heart disease, the elderly and children are the groups most at risk. |
| Beach Road |
7/17/2026 4:00:00 PM ET |
232 |
Very Unhealthy |
PM2.5 |
157 UG/M3 |
People with heart or lung disease, older adults, and children should avoid all physical activity outdoors. Everyone else should avoid prolonged or heavy exertion. |
People with respiratory or heart disease, the elderly and children are the groups most at risk. |
| Big Meadows |
7/17/2026 4:00:00 PM ET |
182 |
Unhealthy |
PM 2.5 |
100.4 UG/M3 |
People with heart or lung disease, older adults, and children should avoid prolonged or heavy exertion; everyone else should reduce prolonged or heavy exertion. |
People with respiratory or heart disease, the elderly and children are the groups most at risk. |
| Bristol |
7/17/2026 4:00:00 PM ET |
61 |
Moderate |
PM 2.5 |
14.4 UG/M3 |
Unusually sensitive people should consider reducing prolonged or heavy exertion. |
People with respiratory or heart disease, the elderly and children are the groups most at risk. |
| Bryan Park |
7/17/2026 4:00:00 PM ET |
211 |
Very Unhealthy |
PM2.5 |
135.9 UG/M3 |
People with heart or lung disease, older adults, and children should avoid all physical activity outdoors. Everyone else should avoid prolonged or heavy exertion. |
People with respiratory or heart disease, the elderly and children are the groups most at risk. |
| Corbin |
7/17/2026 4:00:00 PM ET |
48 |
Good |
Ozone |
52 PPB |
None |
Children and people with asthma are the groups most at risk. |
| Franconia Park |
7/17/2026 4:00:00 PM ET |
197 |
Unhealthy |
PM2.5 |
121.4 UG/M3 |
People with heart or lung disease, older adults, and children should avoid prolonged or heavy exertion; everyone else should reduce prolonged or heavy exertion. |
People with respiratory or heart disease, the elderly and children are the groups most at risk. |
| Hanover Co. |
7/17/2026 4:00:00 PM ET |
67 |
Moderate |
Ozone |
60 PPB |
Unusually sensitive people should consider reducing prolonged or heavy outdoor exertion. |
Children and people with asthma are the groups most at risk. |
| Holland |
7/17/2026 4:00:00 PM ET |
136 |
Unhealthy for Sensitive Groups |
Ozone |
81 PPB |
Active children and adults, and people with respiratory disease, such as asthma, should reduce prolonged or heavy outdoor exertion. |
Children and people with asthma are the groups most at risk. |
| Long Park |
7/17/2026 4:00:00 PM ET |
140 |
Unhealthy for Sensitive Groups |
Ozone |
82 PPB |
Active children and adults, and people with respiratory disease, such as asthma, should reduce prolonged or heavy outdoor exertion. |
Children and people with asthma are the groups most at risk. |
| MSIC/HPAL |
7/17/2026 4:00:00 PM ET |
217 |
Very Unhealthy |
PM2.5 |
141.2 UG/M3 |
People with heart or lung disease, older adults, and children should avoid all physical activity outdoors. Everyone else should avoid prolonged or heavy exertion. |
People with respiratory or heart disease, the elderly and children are the groups most at risk. |
| NASA |
7/17/2026 4:00:00 PM ET |
172 |
Unhealthy |
PM2.5 |
84.9 UG/M3 |
People with heart or lung disease, older adults, and children should avoid prolonged or heavy exertion; everyone else should reduce prolonged or heavy exertion. |
People with respiratory or heart disease, the elderly and children are the groups most at risk. |
| Natural Bridge |
7/17/2026 4:00:00 PM ET |
48 |
Good |
Ozone |
52 PPB |
None |
Children and people with asthma are the groups most at risk. |
| NOAA |
7/17/2026 4:00:00 PM ET |
164 |
Unhealthy |
PM2.5 |
73.4 UG/M3 |
People with heart or lung disease, older adults, and children should avoid prolonged or heavy exertion; everyone else should reduce prolonged or heavy exertion. |
People with respiratory or heart disease, the elderly and children are the groups most at risk. |
| Piedmont RO |
7/17/2026 4:00:00 PM ET |
217 |
Very Unhealthy |
PM 2.5 |
142 UG/M3 |
People with heart or lung disease, older adults, and children should avoid all physical activity outdoors. Everyone else should avoid prolonged or heavy exertion. |
People with respiratory or heart disease, the elderly and children are the groups most at risk. |
| Rest |
7/17/2026 4:00:00 PM ET |
207 |
Very Unhealthy |
PM2.5 |
131.3 UG/M3 |
People with heart or lung disease, older adults, and children should avoid all physical activity outdoors. Everyone else should avoid prolonged or heavy exertion. |
People with respiratory or heart disease, the elderly and children are the groups most at risk. |
| Rockingham Co. |
7/17/2026 4:00:00 PM ET |
93 |
Moderate |
PM2.5 |
31.4 UG/M3 |
Unusually sensitive people should consider reducing prolonged or heavy exertion. |
People with respiratory or heart disease, the elderly and children are the groups most at risk. |
| Rural Retreat |
7/17/2026 4:00:00 PM ET |
42 |
Good |
Ozone |
45 PPB |
None |
Children and people with asthma are the groups most at risk. |
| Salem |
7/17/2026 4:00:00 PM ET |
153 |
Unhealthy |
PM2.5 |
58.1 UG/M3 |
People with heart or lung disease, older adults, and children should avoid prolonged or heavy exertion; everyone else should reduce prolonged or heavy exertion. |
People with respiratory or heart disease, the elderly and children are the groups most at risk. |
| Shirley Plantation |
7/17/2026 4:00:00 PM ET |
220 |
Very Unhealthy |
PM2.5 |
144.2 UG/M3 |
People with heart or lung disease, older adults, and children should avoid all physical activity outdoors. Everyone else should avoid prolonged or heavy exertion. |
People with respiratory or heart disease, the elderly and children are the groups most at risk. |
| Sumerduck |
7/17/2026 4:00:00 PM ET |
46 |
Good |
Ozone |
50 PPB |
None |
Children and people with asthma are the groups most at risk. |
| Tidewater RO |
7/17/2026 4:00:00 PM ET |
164 |
Unhealthy |
PM2.5 |
73.5 UG/M3 |
People with heart or lung disease, older adults, and children should avoid prolonged or heavy exertion; everyone else should reduce prolonged or heavy exertion. |
People with respiratory or heart disease, the elderly and children are the groups most at risk. |
| Vinton |
7/17/2026 4:00:00 PM ET |
165 |
Unhealthy |
PM2.5 |
74.8 UG/M3 |
People with heart or lung disease, older adults, and children should avoid prolonged or heavy exertion; everyone else should reduce prolonged or heavy exertion. |
People with respiratory or heart disease, the elderly and children are the groups most at risk. |
| Widewater |
7/17/2026 4:00:00 PM ET |
87 |
Moderate |
Ozone |
66 PPB |
Unusually sensitive people should consider reducing prolonged or heavy outdoor exertion. |
Children and people with asthma are the groups most at risk. |