Table 1.

Site characteristics for leachate sampling sites.

Site	Location	Collection Point	Mg refuse per day	Years of operation	Accepts biosolids	Leachate Recirculation	Average Annual Rainfall (cm)	Chloride (mg L⁻¹)	Conductivity (mS cm⁻¹)	Total Organic Carbon (mg L⁻¹)
A	Gulf Coast	Tank – Enclosed AST	2364	1998-active	Yes	Yes	160	5200	12	22000
B	Pacific Northwest	Sump (in cell goes to riser)	1818	1996-active	Yes	No	94	80	1.2	1030
C	West Coast	Module D- Phase I- West Cell	455	2003-active	Yes	Yes	46	1330	4.8	950
D-2	Mid-Atlantic States	Area B, LDPE bailer	236	1982–1988	Yes	No longer	107	730	3.9	93
D-3	Mid-Atlantic States	Area C, LDPE bailer	300	1988–1993	Yes	No longer	107	290	3.1	63
D-6	Mid-Atlantic States	Area E, in line sample valves	339	1999-active	Yes	Yes	107	320	3.5	470
E	Southeast	Laboratory bioreactor	N/A	2006	NA	Yes	NA	1400	18	830