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Projects / Nymphe / Alcalá de Henares / Untreated Metfilter Effluent

Untreated Metfilter Effluent

Water

Before Bioremediation

March 8, 2026
to March 14, 2026

Alcalá de Henares - Municipal WW

Phase: Before Bioremediation · Type: water

Shannon (H′)

3.23

Simpson (1−D)

0.82

AHB (CFU/g)

—

Nitrification

8.4%

Respiration: QR above 0.5 — verify the aerobic heterotrophic bacteria (AHB) count

Nitrification: Within ±20%

Sample Name	Organism	Dilution	Inhibition (%)	EC50 (%)
Untreated Metfilter Effluent	Daphnids	Undiluted	15.00	N/A
Untreated Metfilter Effluent	A. fischeri 15	Undiluted	-7.60	N/A
Untreated Metfilter Effluent	A. fischeri 30	Undiluted	-6.50	N/A
Untreated Metfilter Effluent	Lettuce aquatic	Undiluted	48.60	N/A
Untreated Metfilter Effluent	Algae	Undiluted	-2.80	N/A

Sample Name	Compound/Element	Class	Quantity	Unit
Untreated Metfilter Effluent	Ammonium	Others	0.0925	mg/L
Untreated Metfilter Effluent	Phosphate	Others	2.5120	mg/L
Untreated Metfilter Effluent	Potassium	Others	9.7056	mg/L
Untreated Metfilter Effluent	Magnesium	Others	6.9209	mg/L
Untreated Metfilter Effluent	Chlordane	Others	50.7147	mg/L

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Untreated Metfilter Effluent