Cyanide (P)

For Cyanide (P), cas registry number is 57125; water + organism criterion (µg/l) is 4; organism only criterion (µg/l) is 400, verified against its source on 2026-08-17.

Pollutant name: Cyanide (P) verified
CAS Registry Number: 57125 verified
Water + Organism criterion (µg/L): 4 verified
Organism Only criterion (µg/L): 400 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

Cyanide (P) | 57125 | 4 | 400 | 2015

— 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.