2230 E. Wildwood Lane
Site Operator: City Utilities of Springfield
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.
DISCLAIMER: Yearly and quarterly data shown below has been subject to data review and validation procedures by the reporting agency. Monthly data and data shown graphically is raw, unreviewed and unvalidated data.
| YEAR | NUMBER OF EXCEEDANCES | ANNUAL AVERAGE | MAXIMUM 24-HOUR AVERAGE |
MAXIMUM 3-HOUR AVERAGE |
MAXIMUM 1-HOUR AVERAGE |
| 2002 | 0 | .0021 | .047 | .116 | .203 |
| 2003 | 0 | .0024 | .032 | .072 | .086 |
| 2004 | 0 | .0032 | .017 | .068 | .092 |
| 2005 | 0 | .0028 | .030 | .112 | .138 |
| 2006 | 0 | .0022 | .032 | .076 | .113 |
| 2007 | 0 | .0021 | .032 | .088 | .111 |
| 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
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