# 40 CFR 415.226 - Pretreatment standards for new sources (PSNS).

Pollutant or pollutant property | PSNS effluent limitations | |
---|---|---|

Maximum for any 1 day | Average of daily values for 30 consecutive days | |

Milligrams per liter (mg/1) | ||

Iron (T) | 8.5 | 2.5 |

Chromium (T) | 0.57 | 0.30 |

Nickel (T) | 0.38 | 0.20 |

Pollutant or pollutant property | PSNS effluent limitations | |
---|---|---|

Maximum for any 1 day | Average of daily values for 30 consecutive days | |

Milligrams per liter (mg/1) | ||

Iron (T) | 5.3 | 1.6 |

Chromium (T) | 0.23 | 0.12 |

Pollutant or pollutant property | PSNS effluent limitations | |
---|---|---|

Maximum for any 1 day | Average of daily values for 30 consecutive days | |

Milligrams per liter (mg/l) | ||

Iron (T) | 5.3 | 1.6 |

Chromium (T) | 0.23 | 0.12 |

Nickel (T) | 0.33 | 0.17 |

(a) Except as provided in 40 CFR 403.7, any new source subject to this subpart and producing titanium dioxide by the sulfate process which introduces pollutants into a publicly owned treatment works must comply with 40 CFR part 403 and achieve the following pretreatment standards for new sources (PSNS):

Subpart V - Titanium Dioxide - Sulfate Process

Pollutant or pollutant property | PSNS effluent limitations | |
---|---|---|

Maximum for any 1 day | Average of daily values for 30 consecutive days | |

Milligrams per liter (mg/1) | ||

Iron (T) | 8.5 | 2.5 |

Chromium (T) | 0.57 | 0.30 |

Nickel (T) | 0.38 | 0.20 |

(b) Except as provided in 40 CFR 403.7, any new source subject to this subpart and producing titanium dioxide by the chloride process which introduces pollutants into a publicly owned treatment works must comply with 40 CFR part 403 and achieve the following pretreatment standards for new sources (PSNS):

Subpart V - Titanium Dioxide-Chloride Process

Pollutant or pollutant property | PSNS effluent limitations | |
---|---|---|

Maximum for any 1 day | Average of daily values for 30 consecutive days | |

Milligrams per liter (mg/1) | ||

Iron (T) | 5.3 | 1.6 |

Chromium (T) | 0.23 | 0.12 |

(c) Except as provided in § 403.7, any new source subject to this subpart and producing titanium dioxide by the simultaneous beneficiation-chlorination (chloride-ilmenite) process which introduces pollutants into a publicly owned treatment works must comply with 40 CFR part 403 and achieve the following pretreatment standards for new sources (PSNS):

Subpart V - Titanium Dioxide-Chloride-Ilmenite Process

Pollutant or pollutant property | PSNS effluent limitations | |
---|---|---|

Maximum for any 1 day | Average of daily values for 30 consecutive days | |

Milligrams per liter (mg/l) | ||

Iron (T) | 5.3 | 1.6 |

Chromium (T) | 0.23 | 0.12 |

Nickel (T) | 0.33 | 0.17 |