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Electronic Code of Federal Regulations

e-CFR data is current as of April 2, 2020

Title 40Chapter ISubchapter NPart 405Subpart H → §405.82


Title 40: Protection of Environment
PART 405—DAIRY PRODUCTS PROCESSING POINT SOURCE CATEGORY
Subpart H—Ice Cream, Frozen Desserts, Novelties and Other Dairy Desserts Subcategory


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

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

(a) For plants with a dairy products input of more than 85,000 lb/day of milk equivalent (more than 8,830 lb/day of BOD5 input).

Effluent characteristicEffluent limitations
Maximum for any 1 dayAverage of daily values for 30 consecutive days shall not exceed—
Metric units (kilograms per 1,000 kg of BOD5 input)
BOD54.601.840
TSS6.902.760
pH(1)(1)
English units (pounds per 100 lb of BOD5 input)
BOD50.4600.184
TSS.6900.276
pH(1)(1)

1Within the range 6.0 to 9.0.

(b) For plants with a dairy products input of 85,000 lb/day or less of milk equivalent (less than 8,830 lb/day of BOD5 input).

Effluent characteristicEffluent limitations
Maximum for any 1 dayAverage of daily values for 30 consecutive days shall not exceed—
Metric units (kilograms per 1,000 kg of BOD5 input)
BOD56.1263.063
TSS9.1884.594
pH(1)(1)
English units (pounds per 100 lb of BOD5 input)
BOD50.6130.306
TSS.919.459
pH(1)(1)

1Within the range 6.0 to 9.0.

[39 FR 18597, May 28, 1974, as amended at 60 FR 33934, June 29, 1995]

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