Environmental Services Program

Green City

Site Operator: Missouri Department of Natural Resources' Environmental Services Program

Pollutants Monitored: Hydrogen Sulfide (H2S), Ammonia(NH3)


Hydrogen Sulfide (H2S)

Updated: All data shown is historical this instrument was shut down September 2010

National Ambient Air Monitoring Standard: None

Missouri State Yearly Standard : 0.05 ppm 30min average

Exceedances allowed without a violation being recorded: Two in one year

Missouri State Weekly Standard : 0.03 ppm 30min average

Exceedances allowed without a violation being recorded: Two in five days

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.

Hydrogen Sulfide (H2S)

The units for all averages in this chart are parts per million.
Year Number of
Violations
Annual
Average
Maximum
30-Min. Average
Maximum
1-Hour Average
2008 0 0.0022 0.050 0.034
2009 0 0.0014 0.044 0.036
2010
First Quarter        
Second Quarter  
Third Quarter  
Instrument shut down September 2010



Ammonia (NH3)

Updated: All data shown is historical this instrument was shut down September 2010

National Ambient Air Monitoring Standard: None

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.

Ammonia (NH3)

The units for all averages in this chart are parts per million.
Year Number of
Exceedances
Annual
Average
Maximum
1-Hour Average
2008 0 0.0133 0.560
2009 0 0.0137 0.663
2010
THROUGH
FIRST QUARTER
     
Instrument shut down September 2010