Wis. Admin. Code Department of Natural Resources NR 274.303

Current through October 28, 2024
Section NR 274.303 - Effluent limitations representing the degree of effluent reduction attainable by the application of the best available technology economically achievable

Except as provided in 40 CFR 125.30 to 125.32, any existing point source subject to this subchapter shall achieve the following effluent limitations representing the degree of effluent reduction attainable by application of BAT:

Table 30-16

Primary and Secondary Titanium Chlorination Off-gas Wet Air Pollution Control

BAT Effluent Limitations

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/kg (pounds per million pounds) of titanium tetrachloride produced

Chromium

0.346

0.140

Lead

0.262

0.122

Nickel

0.515

0.346

Titanium

0.496

0.216

Table 30-17

Primary and Secondary Titanium Chlorination Area-vent Wet Air Pollution Control

BAT Effluent Limitations

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/kg (pounds per million pounds) of titanium tetrachloride produced

Chromium

0.385

0.156

Lead

0.291

0.135

Nickel

0.572

0.385

Titanium

0.551

0.239

Table 30-18

Primary and Secondary Titanium Titanium Tetrachloride Handling Wet Air Pollution Control

BAT Effluent Limitations

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/kg (pounds per million pounds) of titanium tetrachloride handled

Chromium

0.069

0.028

Lead

0.052

0.024

Nickel

0.103

0.069

Titanium

0.099

0.043

Table 30-19

Primary and Secondary Titanium Reduction Area Wet Air Pollution Control

BAT Effluent Limitations

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/kg (pounds per million pounds) of titanium produced

Chromium

1.528

0.620

Lead

1.156

0.537

Nickel

2.272

1.528

Titanium

2.189

0.950

Table 30-20

Primary and Secondary Titanium Melt Cell Wet Air Pollution Control

BAT Effluent Limitations

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/kg (pounds per million pounds) of titanium produced

Chromium

0.787

0.319

Lead

0.595

0.276

Nickel

1.169

0.787

Titanium

1.127

0.489

Table 30-21

Primary and Secondary Titanium Chlorine Liquefaction Wet Air Pollution Control

BAT Effluent Limitations

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/kg (pounds per million pounds) of titanium produced

Chromium

11.010

4.463

Lead

8.332

3.868

Nickel

16.370

11.010

Titanium

15.770

6.844

Table 30-22

Primary and Secondary Titanium Sodium Reduction Container Reconditioning Wash Water

BAT Effluent Limitations

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/kg (pounds per million pounds) of titanium produced

Chromium

0.474

0.192

Lead

0.359

0.167

Nickel

0.705

0.474

Titanium

0.679

0.295

Table 30-23

Primary and Secondary Titanium Chip Crushing Wet Air Pollutant Control

BAT Effluent Limitations

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/kg (pounds per million pounds) of titanium produced

Chromium

0.848

0.344

Lead

0.642

0.298

Nickel

1.261

0.848

Titanium

1.215

0.527

Table 30-24

Primary and Secondary Titanium Acid Leachate and Rinse Water

BAT Effluent Limitations

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/kg (pounds per million pounds) of titanium produced

Chromium

4.381

1.776

Lead

3.315

1.539

Nickel

6.512

4.381

Titanium

6.275

2.723

Table 30-25

Primary and Secondary Titanium Sponge Crushing and Screening Wet Air Pollution Control

BAT Effluent Limitations

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/kg (pounds per million pounds) of titanium produced

Chromium

0.239

0.097

Lead

0.181

0.084

Nickel

0.356

0.239

Titanium

0.343

0.149

Table 30-26

Primary and Secondary Titanium Acid Pickle and Wash Water

BAT Effluent Limitations

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/kg (pounds per million pounds) of titanium pickled

Chromium

0.023

0.009

Lead

0.017

0.008

Nickel

0.034

0.023

Titanium

0.032

0.014

Table 30-27

Primary and Secondary Titanium Scrap Milling Wet Air Pollution Control

BAT Effluent Limitations

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/kg (pounds per million pounds) of titanium milled

Chromium

0.084

0.034

Lead

0.064

0.030

Nickel

0.125

0.084

Titanium

0.120

0.052

Table 30-28

Primary and Secondary Titanium Scrap Detergent Wash Water

BAT Effluent Limitations

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/kg (pounds per million pounds) of scrap washed

Chromium

6.684

2.710

Lead

5.058

2.348

Nickel

9.935

6.684

Titanium

9.574

4.155

Table 30-29

Primary and Secondary Titanium Casting Crucible Wash Water

BAT Effluent Limitations

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/kg (pounds per million pounds) of titanium cast

Chromium

0.176

0.072

Lead

0.134

0.062

Nickel

0.262

0.176

Titanium

0.253

0.110

Table 30-30

Primary and Secondary Titanium Casting Contact Cooling Water

BAT Effluent Limitations

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/kg (pounds per million pounds) of titanium cast

Chromium

27.000

10.950

Lead

20.430

9.486

Nickel

40.140

27.000

Titanium

38.680

16.780

Wis. Admin. Code Department of Natural Resources NR 274.303

Cr. Register, March, 1991, No. 423, eff. 4-1-91.