Table 5.

LCIA with no wastewater treatment plant life cycle contribution.

Wastewater Treatment Unit	AP kg SO2-eq∙FU−1	EP kg PO4-eq∙FU−1	GWP kg CO2-eq∙FU−1	ODP kg CFC-11-eq∙FU−1	POCP kg C2H4-eq∙FU−1
Membrane Bioreactor	6.23 × 10−6	1.94 × 10−6	2.35 × 10−3	3.65 × 10−10	3.83 × 10−7
Convention Activated Sludge	1.32 × 10−3	3.40 × 10−4	1.38 × 10−1	1.12 × 10−8	5.62 × 10−5