Mid February 2012 St. Bernard Parish Air Quality Report
Data Source: St. Bernard Parish's three air monitors
health standards
SO2 - sulfur dioxide 75 ppb EPA health one hour standard
H2S - hydrogen sulfide 1.4 ppb EPA review recommended daily exposure
World Health Organization (WHO 1981) advises ambient concentration levels of hydrogen sulfide "should not exceed 5 ppb (or 0.005 ppm), with a 30-minute averaging time.”
PM - particulate matter 35
Date Time Monitor Hourly Reading Particulate Matter
PM10
2/1/2012 7am Ch_Vista 5 ppb H2S
8am Ch_Vista 5 ppb H2S 35
Ventura 35
9am Ventura 41
2/3/2012 8pm Ventura 39
Ch_Vista monitor not working
2/4/2012 11am Ch_Vista 71 ppb SO2
noon Ch_Vista 122 ppb SO2
1pm Ch_Vista 139 ppb SO2
2pm Ch_Vista 211 ppb SO2
3pm Ch_Vista 141 ppb SO2
Ch_Vista monitor down for PM10 and Methane
Particulate Matter PM10
2/6/2012 6pm Ventura 36
2/7/2012 6pm Ventura 47
7pm Ch_Vista 37
Ventura 61
8pm Ventura 48
2/8/2012 1pm Ch_Vista 44
2/9/2012 6am Ch_Vista 35
1pm Ch_Vista 36
2p Ch_Vista 35
2/10/2012 1pm Ch_Vista 40
Ventura 35
2/13/2012 1am Ch_Vista 5 ppb H2S
Ventura 5 ppb H2S
2am Ch_Vista 10 ppb H2S
Ventura 11 ppb H2S
3am Ch_Vista 12 ppb H2S
Ventura 10 ppb H2S
4am Ch_Vista 14 ppb H2S
Ventura 12 ppb H2S
5am Ch_Vista 7 ppb H2S
Ventura 6 ppb H2S
noon Ch_Vista 40
2/14/2012 12am Ch_Vista 82 ppb SO2
11pm Ch_Vista 6 ppb H2S
PM10 Monitor down at Ch_Vista
health standards
SO2 - sulfur dioxide 75 ppb hourly average
H2S - hydrogen sulfide 1.4 ppb recommended daily exposure
PM10 - particulate matter 35
For more information on St Bernard Parish's three air monitors
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