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Electronic Code of Federal Regulations

e-CFR Data is current as of July 29, 2014

Title 40: Protection of Environment
PART 412—CONCENTRATED ANIMAL FEEDING OPERATIONS (CAFO) POINT SOURCE CATEGORY


Subpart B—Ducks


Contents
§412.20   Applicability.
§412.21   Special definitions.
§412.22   Effluent limitations attainable by the application of the best practicable control technology currently available (BPT).
§§412.23-412.24   [Reserved]
§412.25   New source performance standards (NSPS).
§412.26   Pretreatment standards for new sources (PSNS).

§412.20   Applicability.

This subpart applies to discharges resulting from the production areas at dry lot and wet lot duck CAFOs. This subpart does not apply to such CAFOs with less than the following capacities: 5,000 ducks.

§412.21   Special definitions.

For the purposes of this subpart:

(a) Dry lot means a facility for growing ducks in confinement with a dry litter floor cover and no access to swimming areas.

(b) Wet lot means a confinement facility for raising ducks which is open to the environment, has a small number of sheltered areas, and with open water runs and swimming areas to which ducks have free access.

§412.22   Effluent limitations attainable by the application of the best practicable control technology currently available (BPT).

(a) Except as provided in 40 CFR 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 (BPT):

Regulated parameter Maximum daily1 Maximum monthly average1 Maximum daily2 Maximum monthly average2
BOD53.662.01.660.91
Fecal coliform(3)(3)(3)(3)

1Pounds per 1000 ducks.

2Kilograms per 1000 ducks.

3Not to exceed MPN of 400 per 100 ml at any time.

(b) [Reserved]

§§412.23-412.24   [Reserved]

§412.25   New source performance standards (NSPS).

(a) Except as provided in paragraph (b) of this section, any new source subject to this subpart must achieve the following performance standards: There must be no discharge of process waste water pollutants into U.S. waters.

(b) Whenever rainfall events cause an overflow of process wastewater from a facility designed, constructed, operated, and maintained to contain all process-generated wastewaters plus the runoff from a 25-year, 24-hour rainfall event at the location of the point source, any process wastewater pollutants in the overflow may be discharged into U.S. waters.

§412.26   Pretreatment standards for new sources (PSNS).

(a) Except as provided in 40 CFR 403.7 and in paragraph (b) of this section, any new source subject to this subpart must achieve the following performance standards: There must be no introduction of process waste water pollutants to a POTW.

(b) Whenever rainfall events cause an overflow of process wastewater from a facility designed, constructed, operated, and maintained to contain all process-generated wastewaters plus the runoff from a 25-year, 24-hour rainfall event at the location of the point source, any process wastewater pollutants in the overflow may be introduced to a POTW.



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