# Acrylonitrile (P) — EPA national recommended water quality criteria for human health: pollutant concentration thresholds For Acrylonitrile (P), cas registry number is 107131; water + organism criterion (µg/l) is 0.061; organism only criterion (µg/l) is 7.0, verified against its source on 2026-08-17. - **Pollutant name:** Acrylonitrile (P) _(verified: appears in the quote below)_ - **CAS Registry Number:** 107131 _(verified: appears in the quote below)_ - **Water + Organism criterion (µg/L):** 0.061 _(verified: appears in the quote below)_ - **Organism Only criterion (µg/L):** 7.0 _(verified: appears in the quote below)_ ## What the source says > Acrylonitrile (P) | 107131 | 0.061 | 7.0 | 2015 ## Source - https://www.epa.gov/wqc/national-recommended-water-quality-criteria-human-health-criteria-table Last verified: 2026-08-17. Review by: 2028-08-16. Part of [EPA national recommended water quality criteria for human health: pollutant concentration thresholds](https://referencesource.org/epa-water-quality-criteria-human-health/).