The Evolution of Temporal and Spatial Patterns of Carbon Monoxide Concentrations in the Metropolitan Area of Sao Paulo, Brazil

Table 1

Monitoring stations inside the Metropolitan Area of Sao Paulo and their main characteristics.

Station code	Location (lat, lon)	Dataset period	Main characteristics
SP1	23°32′40.36′′S	May 1996 to Jun 2013	Vegetated area, near heavy traffic highways and railways/restriction zone
	46°37′39.34′′W
SP2	23°32′57.87′′S	Jan 2007 to Jul 2012	Inside a park, near highway/inside restriction zone
	46°33′54.18′′W
SP3	23°35′27.97′′S	Feb 1996 to Jun 2013	Inside a park/inside restriction zone
	46°39′36.53′′W
SP4	23°36′56.15′′S	May 1996 to Jun 2013	Near an airport and a highway/beside restriction zone
	46°39′46.68′′W
SP5	23°30′31.17′′S	Aug 1996 to Jan 2003	Near heavy traffic highways/inside restriction zone
	46°42′4.13′′W
SP6	23°33′10.22′′S	May 1996 to Jun 2013	Near heavy traffic/inside restriction zone
	46°40′20.04′′W
SP7	23°32′49.11′′S	May 1996 to Feb 2010	Commercial area, heavy traffic/inside restriction zone
	46°38′31.84′′W
SP8	23°33′38.72′′S	Sep 2001 to Jun 2013	Near heavy traffic highway/inside restriction zone
	46°42′5.67′′W
SP9	23°46′33.49′′S	Jun 2007 to Jun 2013	Near highway and vegetated areas
	46°41′49.04′′W
SP10	23°33′57.26′′S	Jan 2007 to Jun 2013	Inside a university campus/beside restriction zone
	46°44′14.54′′W
SP11	23°31′6.26′′S	Sep 2012 to Jun 2013	Near heavy traffic highways/inside restriction zone
	46°44′35.95′′W
SP12	23°39′15.29′′S	Jun 1996 to Dec 2010	Inside a park
	46°42′34.18′′W
SC	23°37′5.41′′S	Jun 1996 to Jun 2013	Commercial area, heavy traffic
	46°33′22.52′′W
SAC	23°39′22.64′′S	Feb 1998 to Oct 2007	Vegetated area, near heavy traffic
	46°31′49.06′′W
SAP	23°39′24.18′′S	Jun 2009 to Jun 2013	Commercial area, heavy traffic
	46°31′51.53′′W
OS	23°31′33.70′′S	May 1996 to Jun 2013	Near heavy traffic highways
	46°47′29.62′′W
TS	23°36′30.90′′S	Mar 2005 to Jun 2013	Near heavy traffic highways
	46°45′28.08′′W
CA	23°31′51.91′′S	Feb 2012 to Jun 2013	Near heavy traffic highways
	46°50′8.48′′W