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Electronic Code of Federal Regulations

e-CFR data is current as of December 10, 2019

Title 40Chapter ISubchapter NPart 415 → Subpart H


Title 40: Protection of Environment
PART 415—INORGANIC CHEMICALS MANUFACTURING POINT SOURCE CATEGORY


Subpart H—Hydrofluoric Acid Production Subcategory


Contents
§415.80   Applicability; description of the hydrofluoric acid production subcategory.
§415.81   Specialized definitions. [Reserved]
§415.82   Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).
§415.83   Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT).
§415.84   [Reserved]
§415.85   New source performance standards (NSPS).
§415.86   Pretreatment standards for new sources (PSNS).
§415.87   [Reserved]

§415.80   Applicability; description of the hydrofluoric acid production subcategory.

The provisions of this subpart are applicable to discharges resulting from the production of hydrofluoric acid.

§415.81   Specialized definitions. [Reserved]

§415.82   Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT).

Except as provided in 40 CFR 125.30 through 125.32, any existing point source subject to this subpart must achieve the following effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available (BPT):

Subpart H—Hydrofluoric Acid

Pollutant or pollutant propertyBPT effluent limitations
Maximum for any 1 dayAverage of daily values for 30 consecutive days
Kg/kkg (or pounds per 1,000 lb) of product
TSS11.05.3
Fluoride (T)6.12.9
Nickel (T)k0.0360.011
Zinc (T)0.120.036
pH(1)(1)

1Within the range 6.0 to 9.0.

§415.83   Effluent limitations guidelines representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT).

Except as provided in 40 CFR 125.30 through 125.32, any existing point source subject to this subpart must achieve the following effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable (BAT):

Subpart H—Hydrofluoric Acid

Pollutant or pollutant propertyBAT effluent limitations
Maximum for any 1 dayAverage of daily values for 30 consecutive days
Kg/kkg (or pounds per 1,000 lb) of product
Fluoride (T)3.41.6
Nickel (T)0.0200.0060
Zinc (T)0.0720.022

§415.84   [Reserved]

§415.85   New source performance standards (NSPS).

Any new source subject to this subpart must achieve the following new source performance standards (NSPS):

Subpart H—Hydrofluoric Acid

Pollutant or pollutant propertyNSPS effluent limitations
Maximum for any 1 dayAverage of daily values for 30 consecutive days
Kg/kkg (or pounds per 1,000 lb) of product
TSS6.03.0
Fluoride (T)3.41.6
Nickel (T)0.0200.0060
Zinc (T)0.0720.022
pH(1)(1)

1Within the range 6.0 to 9.0.

§415.86   Pretreatment standards for new sources (PSNS).

Except as provided in 40 CFR 403.7, any new source subject to this subpart 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 H—Hydrofluoric Acid

Pollutant or pollutant propertyPSNS effluent limitations
Maximum for any 1 dayAverage of daily values for 30 consecutive days
Milligrams per liter
Fluoride (T)10050
Nickel (T)0.660.20
Zinc (T)2.20.66

In cases where POTWs find it necessary to impose mass limitations, the following equivalent mass limitations are provided as an alternate: The limitations for Fluoride (T), Nickel (T), and Zinc (T) are the same as specified in §415.85.

[47 FR 55226, Dec. 8, 1982]

§415.87   [Reserved]

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