The Motor Vehicle Manufacturing Industry Applying Aluminum Parts --

Leachable Thallium TCLP 6020 Data

Thallium -- Detected TCLP values







Facility	Sample name	Sample date

	Leachate detected (mg/L)	TCLP DL	Method

GM Lansing









LAN-S01-01	12/19/1997

	0.018	X	6020

	LAN-S01-02	12/19/1997

	0.007	X	6020

	LAN-S01-03	12/19/1997

	0.02	X	6020

	LAN-S02-02	1/29/1998

	0.006	X	6020

GM Oklahoma City









Sample name	Sample date

	Leachate detected (mg/L)	TCLP DL



OKL-S01-01	12/16/1997

	0.007	X	unknown

GM Lordstown









Sample name	Sample date

	Leachate detected (mg/L)	TCLP DL



LOR-S01-01	12/16/1997

	0.009	X	6020

	LOR-S01-02	12/16/1997

	0.006	X	6020

GM Pontiac









Sample name	Sample date

	Leachate detected (mg/L)	TCLP DL	avg

	PE-2



0.0021	J 	6020

	PE-5



0.12	J	6010

	PE-6



0.27	J	6010









	GM Hamtramck









Sample name	Sample date

	Leachate detected (mg/L)	TCLP DL



H1-3 (filter cake)



0.0014	J	6020

	H1-4 (filter cake)



0.14	J	6010

	H1-5 (filter cake)



0.14	J	6010

	H1-7 (filter cake)



0.15

6010

	H2-2 (grit sludge)



0.084	J	6010









	GM Flint









Sample name	Sample date

	Leachate detected (mg/L)	TCLP DL	avg

	FT-1



0.17

6010

	FT-2



0.086	J	6010

	FT-3



ND	0.0178	6020

	FT-4



0.22	J	6010

	FT-5



0.14	J	6010

	FT-6



0.14	J	6010

	FT-7



0.22	J	6010









	GM Lans. Grand River









Sample name	Sample date

	Leachate detected (mg/L)	TCLP DL



LGR-2



0.042

6010

	LGR-4



0.042

6010

	LGR-5



0.062

6010

	LGR-6



0.057

6010









	X = one of the OWEP extractions was ND, final result conservatively
calculated   	 	 

	using the sample quantitation limit in the final calculation of mobile
metals concentration



	TCLP data from Method 6020







	mg/L (sorted)







	0.0014







	0.0021







	0.006







	0.006







	0.007







	0.009







	0.018







	0.02















	n 	8







MAXIMUM	0.0200







MEAN	0.0086875	 





	MEDIAN	0.0065







Std. Dev.	0.006851368







	 







90th Percentile	0.0186







50th Percentile	0.0065









