Carthage

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

Pollutants Monitored: Inhalable Particulate (PM2.5), Inhalable Particulate (PM10)

Inhalable Particulate (PM2.5)

Updated: Within 90 days after the end of a quarter.

National Ambient Air Monitoring Standard: (24-hour samples; one taken every third day) A three year average of the 98th percentile 24-hour averages equal or greater than 65 ug/m³ (micrograms per cubic meter) and/or a three year average of annual averages equal or greater than 15.0 ug/m³ (micrograms per cubic meter).

Exceedances allowed without a violation being recorded: 2%

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.

The units for all averages in this chart are micrograms per cubic meter.
YEAR	FIRST MAXIMUM 24-HOUR AVERAGE	SECOND MAXIMUM 24-HOUR AVERAGE	ANNUAL AVERAGE
1999	37.7	32.9	13.11
2000	31.3	28.6	13.20
2001	34.1	29.7	14.5
2002	35.9	32.3	13.9
2003	41	31.8	13.4
2004 (Instrument removed from the site)

Inhalable Particulate (PM10)

Updated: Within 90 days after the end of a quarter.

National Ambient Air Monitoring Standard: (24-hour samples; 1 taken every 6th day) A 24-hour average of 150 ug/m³ (micrograms per cubic meter) and/or an annual average of 50 ug/m ³ (micrograms per cubic meter).

Exceedances allowed without a violation being recorded: None.

The units for all averages in this chart are micrograms per cubic meter.
YEAR	NUMBER OF EXCEEDANCES	ANNUAL AVERAGE	MAXIMUM 24-HOUR AVERAGE
1999	0	34	114
2000	1	30	153
2001	9	43	406
2002	6	38	245
2003	0	30	114
2004	0	29.4	142
2005	1	34.4	158
2006	2	32.2	194
2007	1	27.8	171
2008
FIRST QUARTER	not available	not available	not available
SECOND QUARTER	not available
THIRD QUARTER	not available

Graph of Recent Inhalable Particulate (PM10) Data
Graph of PM10 US/M3.