Table 3: Final Human Health State of the Science Report on Lead

Table 3. Lead concentrations in soil (mg/kg)
Year	Location	n	Concentration (mg/kg)		Reference
Year	Location	n	Arithmetic mean	Range	Reference
- not reported Table 3 footnotes Table 3 footnote a Considered representative of uncontaminated soil concentration for each region. Return to table 3 footnote a referrer Table 3 footnote b 95th percentile Return to table 3 footnote b referrer Table 3 footnote c Roads, parks, schoolyards Return to table 3 footnote c referrer Table 3 footnote d Median Return to table 3 footnote d referrer Table 3 footnote e Average of 0-10 cm depth Return to table 3 footnote e referrer Table 3 footnote f From homes built prior to 1950 Return to table 3 footnote f referrer Table 3 footnote g Represents minimally impacted conditions in the greater vicinity of Flin Flon, Manitoba Return to table 3 footnote g referrer Table 3 footnote h Represents non-impacted conditions in the greater vicinity of Flin Flon, Manitoba Return to table 3 footnote h referrer
Background
-	Glacial Till, All Canada	7398	9.65	1-152	Rencz et al. 2006
Residential and Parkland
-	Cariboo Region, BC^{Table 3 footnote a}	-	-	9.5^{Table 3 footnote b}	B.C. MOE 2010
-	Kootenay Region, BC^{Table 3 footnote a}	-	-	75^{Table 3 footnote b}
-	Lower Mainland Region, BC^{Table 3 footnote c}	-	-	60^{Table 3 footnote b}
-	Omineca Peace Region, BC^{Table 3 footnote c}	-	-	35^{Table 3 footnote b}
-	Skeena Region, BC^{Table 3 footnote a}	-	-	15^{Table 3 footnote b}
-	Thompson Nicola Okanagan Region, BC^{Table 3 footnote c}	-	-	15^{Table 3 footnote b}
-	Vancouver Island Region, BC^{Table 3 footnote c}	-	-	30^{Table 3 footnote b}
-	Vancouver, BC^{Table 3 footnote a}	-	-	300^{Table 3 footnote b}
2003	Victoria, BC^{Table 3 footnote c}	-	90^{Table 3 footnote d}	-	Bowman and Bobrowsky 2003
2010	St. John's, NL (all)	190	91.9	2.8-6800	Bell et al. 2011
2010	St. John's, NL (dripline)	141	103	8.5-6800
2010	St. John's, NL (play area)	182	85.8	3.8-1900
2010	St. John's, NL (garden)	31	52.8	2.8-560
2004-2005	St John’s, NL (all)	1231	446/148^{Table 3 footnote d}	9-24477	Bell et al. 2010
2004-2005	St John’s, NL(dripline)	328	766/194^{Table 3 footnote d}	15-24477
2004-2005	St John’s, NL(ambient)	514	411/138^{Table 3 footnote d}	9-12,738
2004-2005	St John’s, NL(road)	389	222/136^{Table 3 footnote d}	16-1765
2010	Halifax, NS	220	109/43^{Table 3 footnote e}	10-767	Heidary-Monfard 2011
1990-2007	Guelph, ON	91	142	5-420	Wellington-Dufferin-Guelph Public Health 2007
2000	Ottawa, ON	50	64.7/33.8 ^{Table 3 footnote d}	15.60-547.44	Rasmussen et al. 2001
2009	(North) Hamilton, ON	-	-	<5–790^{Table 3 footnote f}	Richardson et al. 2011
2006	Lake Claire Watershed, QC^{Table 3 footnote e}	2	35.6	23.1-50	Ndzangou et al. 2006
Near / on local anthropogenic source
1994-1999	Trail, BC	-	750	-	Hilts 2003
2004	Cold Lake, AB	63	13	3-37	Defense Research and Development Canada 2004
2006	Creighton, SK	13	92.5	6.3-250	Manitoba Conservation 2007
	Flin Flon, MB	93	196.4	5-1447
	Cranberry Portage, MB^{Table 3 footnote g}	1	21.9	-
	Bakers Narrow, MB^{Table 3 footnote h}	1	5.3	-
2007	Iqaluit, NU	19	-	17-45	Laird 2010
2008	Toronto, ON	30	38	9-210	Aqua Terre Solutions Inc. 2009
2004	Sudbury, ON	365	49.98	3.5-194	Centre for Environmental Monitoring 2004
2000	Port Colborne, ON	17	217	6-1800	OMOE 2002
2010	Oakville, ON	5	-	<10-28.1	Fisher Environmental Ltd 2010
2010	Massawippi and Saint-François rivers, QC	58	-	12.32-149	Saint-Laurent et al. 2010
2009	Buchans, NL	53	729	27-4800	Conestoga-Rovers & Associates 2010
2004	Sydney, NS	55	297/340^{Table 3 footnote d}	52-1700	Lambert and Lane 2004

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Date modified:: 2013-01-11

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Table 3: Final Human Health State of the Science Report on Lead

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