The discharge of wastewater pollutants from any new source subject to this subpart shall not exceed the standards set forth below.

(a) Primary mills, carbon and specialty—(1) Without scarfing.

Subpart G

Open Table
Pollutant or pollutant property New source performance standards
Maximum for any 1 day Average of daily values for 30 consecutive days
Kg/kkg (pounds per 1,000 lb) of product
TSS 0.0150 0.00563
O&G 0.00373
pH (1) (1)

1Within the range of 6.0 to 9.0.

(2) With scarfing.

Subpart G

Open Table
Pollutant or pollutant property New source performance standards
Maximum for any 1 day Average of daily values for 30 consecutive days
Kg/kkg (pounds per 1,000 lb) of product
TSS 0.0234 0.00876
O&G 0.00584
pH (1) (1)

1Within the range of 6.0 to 9.0.

(b) Section mills—(1) Carbon.

Subpart G

Open Table
Pollutant or pollutant property New source performance standards
Maximum for any 1 day Average of daily values for 30 consecutive days
Kg/kkg (pounds per 1,000 lb) of product
TSS 0.0334 0.0125
O&G 0.00834
pH (1) (1)

1Within the range of 6.0 to 9.0.

(2) Specialty.

Subpart G

Open Table
Pollutant or pollutant property New source performance standards
Maximum for any 1 day Average of daily values for 30 consecutive days
Kg/kkg (pounds per 1,000 lb) of product
TSS 0.0217 0.00813
O&G 0.00542
pH (1) (1)

1Within the range of 6.0 to 9.0.

(c) Flat mills—(1) Hot strip and sheet mills, carbon and specialty.

Subpart G

Open Table
Pollutant or pollutant property New source performance standards
Maximum for any 1 day Average of daily values for 30 consecutive days
Kg/kkg (pounds per 1,000 lb) of products
TSS 0.0435 0.0163
O&G 0.0109
pH (1) (1)

1Within the range of 6.0 to 9.0

(2) Carbon plate mills.

Subpart G

Open Table
Pollutant or pollutant property New source performance standards
Maximum for any 1 day Average of daily values for 30 consecutive days
Kg/kkg (pounds per 1,000 lb) of products
TSS 0.0234 0.00876
O&G 0.00584
pH (1) (1)

1Within the range of 6.0 to 9.0

(3) Specialty plate mills.

Subpart G

Open Table
Pollutant or pollutant property New source performance standards
Maximum for any 1 day Average of daily values for 30 consecutive days
Kg/kkg (pounds per 1,000 lb) of products
TSS 0.0100 0.00375
O&G 0.00250
pH (1) (1)

1Within the range of 6.0 to 9.0

(d) Pipe and tube mills, carbon and specialty.

Subpart G

Open Table
Pollutant or pollutant property New source performance standards
Maximum for any 1 day Average of daily values for 30 consecutive days
Kg/kkg (pounds per 1,000 lb) of products
TSS 0.0369 0.0138
O&G 0.00917
pH (1) (1)

1Within the range of 6.0 to 9.0


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