Manganese

For Manganese, cas registry number is 7439965; water + organism criterion (µg/l) is 50; organism only criterion (µg/l) is 100, verified against its source on 2026-08-17.

Pollutant name: Manganese verified
CAS Registry Number: 7439965 verified
Water + Organism criterion (µg/L): 50 verified
Organism Only criterion (µg/L): 100 verified

Sourceepa.gov

Verified2026-08-17

Review by2028-08-16

DatasetEPA national recommended water quality criteria for human health: pollutant concentration thresholds

What the source says

Manganese | 7439965 | 50 | 100 | 1993

— epa.gov, retrieved 2026-08-17

Source

epa.govhttps://www.epa.gov/wqc/national-recommended-water-quality-criteria-human-health-criteria-table

Last verified against source: 2026-08-17. Due for re-check by 2028-08-16. This page as Markdown · OKF bundle · full dataset as JSON.