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Electronic Code of Federal Regulations

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

Title 40Chapter ISubchapter NPart 405Subpart A → §405.12


Title 40: Protection of Environment
PART 405—DAIRY PRODUCTS PROCESSING POINT SOURCE CATEGORY
Subpart A—Receiving Stations Subcategory


§405.12   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 receiving stations receiving more than 150,000 lb/day of milk equivalent (15,600 lb/day or more 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)
BOD50.4750.190
TSS0.713.285
pH(1)(1)
English units (pounds per 100 lb of BOD5 input)
BOD50.0480.019
TSS0.071.029
pH(1)(1)

1Within the range 6.0 to 9.0.

(b) For receiving stations receiving 150,000 lb/day or less of milk equivalent (under 15,600 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)
BOD50.6250.313
TSS0.938.469
pH(1)(1)
English units (pounds per 100 lb of BOD5 input)
BOD50.0630.031
TSS0.094.047
pH(1)(1)

1Within the range 6.0 to 9.0.

[39 FR 18597, May 28, 1974, as amended at 60 FR 33933, June 29, 1995]

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