Clarksville
Site Operator: Missouri Department of Natural Resources' Environmental Services Program
Pollutants Monitored: Sulfur Dioxide (SO2)
Updated: Monthly.
National Ambient Air Monitoring Standard: A three-hour average of 0.50 ppm (parts per million) and/or a 24-hour average of 0.14 ppm (parts per million) and/or an annual average of 0.03 ppm (parts per million). Data reported in three decimal places must be rounded to two decimal places.
Exceedances allowed without a violation being recorded: One per year.
| YEAR | NUMBER OF EXCEEDANCES | ANNUAL AVERAGE | MAXIMUM 24-HOUR AVERAGE |
MAXIMUM 3-HOUR AVERAGE |
MAXIMUM 1-HOUR AVERAGE |
| 2005 | 0 | .0031 | .016 | .048 | .074 |
| 2006 | 0 | .0031 | .015 | .057 | .113 |
| 2007 | 0 | .0028 | .013 | .052 | .135 |
| 2008 | |||||
| FIRST QUARTER | not available | not available | not available | not available | not available |
| SECOND QUARTER | not available | ||||
| THIRD QUARTER | not available | ||||
Graph of Recent Sulfur Dioxide (SO2) Data
Beginning |
Index |
Current Data |
Site Map |
Northern Mo. |
