Code of Federal Regulations (alpha)

CFR /  Title 40  /  Part 420  /  Sec. 420.84 New source performance standards (NSPS).

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

(a) Salt bath descaling, oxidizing--(1) Batch, sheet and plate.

Subpart H------------------------------------------------------------------------

New source performance

standards

------------------------

Average of

Pollutant or pollutant property daily

Maximum values for

for any 1 30

day consecutive

days------------------------------------------------------------------------

Kg/kkg (pounds per

1,000 lb) of product

-------------TSS............................................ 0.204 0.0876Chromium....................................... 0.00292 0.00117Nickel......................................... 0.00263 0.000876pH............................................. (\1\) (\1\)------------------------------------------------------------------------\1\ Within the range of 6.0 to 9.0.

(2) Batch, rod and wire.

Subpart H------------------------------------------------------------------------

New source performance

standards

------------------------

Average of

Pollutant or pollutant property daily

Maximum values for

for any 1 30

day consecutive

days------------------------------------------------------------------------

Kg/kkg (pounds per

1,000 lb) of product

-------------TSS............................................ 0.123 0.0526Chromium....................................... 0.00175 0.000701Nickel......................................... 0.00158 0.000526pH............................................. (\1\) (\1\)------------------------------------------------------------------------\1\ Within the range of 6.0 to 9.0.

(3) Batch, pipe and tube.

Subpart H------------------------------------------------------------------------

New source performance

standards

------------------------

Average of

Pollutant or pollutant property daily

Maximum values for

for any 1 30

day consecutive

days------------------------------------------------------------------------

Kg/kkg (pounds per

1,000 lb) of product

-------------TSS............................................ 0.496 0.213Chromium....................................... 0.00709 0.00284Nickel......................................... 0.00638 0.00213pH............................................. (\1\) (\1\)------------------------------------------------------------------------\1\ Within the range of 6.0 to 9.0.

(4) Continuous.

Subpart H------------------------------------------------------------------------

New source performance

standards

------------------------

Average of

Pollutant or pollutant property daily

Maximum values for

for any 1 30

day consecutive

days------------------------------------------------------------------------

Kg/kkg (pounds per

1,000 lb) of product

-------------TSS............................................ 0.0964 0.0413Chromium....................................... 0.00138 0.000551Nickel......................................... 0.00124 0.000413pH............................................. (\1\) (\1\)------------------------------------------------------------------------\1\ Within the range of 6.0 to 9.0.

(b) Salt bath descaling, reducing--(1) Batch.

Subpart H------------------------------------------------------------------------

New source performance

standards

------------------------

Average of

Pollutant or pollutant property daily

Maximum values for

for any 1 30

day consecutive

days------------------------------------------------------------------------

Kg/kkg (pounds per

1,000 lb) of product

-------------TSS............................................ 0.0949 0.0407Cyanide........................................ 0.00102 0.000339Chromium....................................... 0.00136 0.000542Nickel......................................... 0.00122 0.000407pH............................................. (\1\) (\1\)------------------------------------------------------------------------\1\ Within the range of 6.0 to 9.0.

(2) Continuous.

Subpart H------------------------------------------------------------------------

New source performance

standards

------------------------

Average of

Pollutant or pollutant property daily

Maximum values for

for any 1 30

day consecutive

days------------------------------------------------------------------------

Kg/kkg (pounds per

1,000 lb) of product

-------------TSS............................................ 0.532 0.228Cyanide........................................ 0.00569 0.00190Chromium....................................... 0.00759 0.00304Nickel......................................... 0.00683 0.00228pH............................................. (\1\) (\1\)------------------------------------------------------------------------\1\ Within the range of 6.0 to 9.0.