For 9/21/2021
[ The forecast is updated daily by 3:30 pm EDT. ]
All regions are trending code green on this Monday. For Tuesday, clouds, rain, and clean ocean sourcing will all be factors to keep South Carolina overwhelmingly CODE GREEN. All these factors help to cleanse the atmosphere of precursor pollutants.
| County * |
Color Code |
AQI |
| Abbeville |
Good (Green) |
25 |
| Aiken |
Good (Green) |
26 |
| Anderson |
Good (Green) |
25 |
| Barnwell |
Good (Green) |
26 |
| Berkeley |
Good (Green) |
27 |
| Calhoun |
Good (Green) |
26 |
| Charleston |
Good (Green) |
27 |
| Cherokee |
Good (Green) |
25 |
| Chester |
Good (Green) |
24 |
| Chesterfield |
Good (Green) |
27 |
| Darlington |
Good (Green) |
27 |
| Dillon |
Good (Green) |
27 |
| Dorchester |
Good (Green) |
27 |
| Edgefield |
Good (Green) |
26 |
| Fairfield |
Good (Green) |
26 |
| Florence |
Good (Green) |
27 |
| Greenville |
Good (Green) |
25 |
| Greenwood |
Good (Green) |
25 |
| Kershaw |
Good (Green) |
26 |
| Lancaster |
Good (Green) |
24 |
| Laurens |
Good (Green) |
25 |
| Lee |
Good (Green) |
27 |
| Lexington |
Good (Green) |
26 |
| Marlboro |
Good (Green) |
27 |
| McCormick |
Good (Green) |
26 |
| Newberry |
Good (Green) |
26 |
| Oconee |
Good (Green) |
25 |
| Pickens |
Good (Green) |
25 |
| Richland |
Good (Green) |
26 |
| Saluda |
Good (Green) |
26 |
| Spartanburg |
Good (Green) |
25 |
| Sumter |
Good (Green) |
26 |
| Union |
Good (Green) |
25 |
| York |
Good (Green) |
24 |
| GA-Columbia |
Good (Green) |
26 |
| GA-Richmond |
Good (Green) |
26 |
| * Ozone forecasts are not issued for counties not listed in this table.
|
| AQI Color Code (Value) |
Cautionary Statement |
|
Good
(0-50)
|
No health effects are expected.
|
|
Moderate
(51-100)
|
Unusually sensitive people should consider limiting prolonged outdoor exertion.
|
|
Unhealthy for Sensitive Groups
(101-150)
|
The following groups should limit prolonged outdoor exertion:
- People with lung disease, such as asthma
- Children and older adults
- People who are active outdoors
|
|
Unhealthy
(151-200)
|
The following groups should avoid prolonged outdoor exertion:
- People with lung disease, such as asthma
- Children and older adults
- People who are active outdoors
Everyone else should limit prolonged outdoor exertion.
|
|
Very Unhealthy
(200+)
|
The following groups should avoid all outdoor exertion:
- People with lung disease, such as asthma
- Children and older adults
- People who are active outdoors
Everyone else should limit outdoor exertion.
|
