Current Data
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Inner Harbor - O3 (1 hr)
| Monitored Parameter | Averaging Period | Current Value | Units | State Standard | Federal Standard |
|---|---|---|---|---|---|
| O3 | 1 hr | 0.040 | ppm | 0.090 | -- |
| O3 | 8 hr | 0.039 | ppm | 0.070 | 0.070 |
| PM10 | 24 hr | -- | ug/m3 | 50.0 | 150.0 |
| PM2.5 | 24 hr | 6.8 | ug/m3 | -- | 35.0 |
| NO2 | 1 hr | 0.011 | ppm | 0.180 | 0.100 |
| CO | 1 hr | -- | ppm | 20.0 | 35.0 |
| CO | 8 hr | -- | ppm | 9.0 | 9.0 |
| SO2 | 1 hr | 0.001 | ppm | -- | 0.075 |
| SO2 | 24 hr | 0.001 | ppm | 0.040 | 0.140 |
| Wind Speed | 1 hr | 7.5 | mph | -- | -- |
| Wind Direction | 1 hr | W | direction | -- | -- |
| Temperature | 1 hr | 66.0° | deg F | -- | -- |
| Relative Humidity | 1 hr | 58.5 | % | -- | -- |
| Rain | 1 hr | 0.00 | in | -- | -- |
| Rain-Daily | Daily Total | 0.00 | in | -- | -- |
| Rain-Monthly | Monthly Total | 0.00 | in | -- | -- |
| Rain-Annual | Annual Total | 6.05 | in | -- | -- |