AquaCompliance EU
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No. 66

Silver

Silver and its compounds

CAS: 7440-22-4Category: MetalsDirective: EU 2026/805 Annex VI
Compliance target22 December 2039

Environmental Quality Standards

Water EQS

Values in μg/L (micrograms per litre)

AA-EQS — Inland waters0.01 μg/L
AA-EQS — Coastal & transitional0.006-0.17 μg/L
MAC-EQS — Inland waters0.022 μg/L
MAC-EQS — Coastal & transitionalnd

Notes

AA-EQS other: range 0.006–0.17 μg/L (salinity/DOC dependent). MAC-EQS other: nd — not derived.

Monitoring guidance

  • Standard annual monitoring applies.