StacksVerified U.S. regulatory reference

40 CFR §419.26

Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
  1. (a)Any new source subject to this subpart must achieve the following new source performance standards (NSPS):
  2. (b)The limits set forth in paragraph (a) of this section are to be multiplied by the following factors to calculate the maximum for any 1 day and maximum average of daily values for 30 consecutive days.
    1. (1)Size Factor.
    2. (2)Process factor.
    3. (3)See the comprehensive example in subpart D, § 419.42(b)(3).
  3. (c)The provisions of § 419.16(c) apply to discharges of process wastewater pollutants attributable to ballast water by a point source subject to the provisions of this subpart.
  4. (d)The quantity and quality of pollutants or pollutant properties controlled by this paragraph, attributable to once-through cooling water, are excluded from the discharge allowed by paragraph (b) of this section. Once-through cooling water may be discharged with a total organic carbon concentration not to exceed 5 mg/l.
  5. (e)Effluent limitation for runoff. [Reserved]