Wis. Admin. Code Department of Natural Resources NR 253.11

Current through October 28, 2024
Section NR 253.11 - Effluent limitations representing the degree of effluent reduction attainable by the application of the best practicable control technology currently available

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

Table 1

Hot Rolling Spent Lubricant

BPT Effluent Limitations

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant

property

mg/off-kg (pounds per 1,000,000 off-pounds) of copper or copper alloy hot rolled

Chromium

0.045

0.018

Copper

0.195

0.103

Lead

0.015

0.013

Nickel

0.197

0.130

Zinc

0.150

0.062

Oil and grease

2.060

1.236

TSS

4.223

2.008

pH

(1)

(1)

(1) Within the range of 7.5 to 10.0 at all times

Table 2

Cold Rolling Spent Lubricant

BPT Effluent Limitations

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/off-kg (pounds per 1,000,000 off-pounds) of copper or copper alloy cold rolled

Chromium

0.166

0.068

Copper

0.720

0.379

Lead

0.056

0.049

Nickel

0.727

0.481

Zinc

0.553

0.231

Oil and grease

7.580

4.548

TSS

15.539

7.390

pH

(1)

(1)

(1) Within the range of 7.5 to 10.0 at all times

Table 3

Drawing Spent Lubricant (1)

BPT Effluent Limitations

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/off-kg (pounds per 1,000,000 off-pounds) of copper or copper alloy drawn

Chromium

0.037

0.015

Copper

0.161

0.085

Lead

0.012

0.011

Nickel

0.163

0.107

Zinc

0.124

0.051

Oil and grease

1.700

1.020

TSS

3.485

1.657

pH

(2)

(2)

(1) These effluent limitations are applicable only to those plants which actually discharge the drawing spent lubricant wastestream at the copper forming site. If these wastewaters are hauled off-site for disposal or are otherwise not discharged at the copper forming site, these limitations are neither applicable nor allowable.

(2) Within the range of 7.5 to 10.0 at all times

Table 4

Solution Heat Treatment

BPT Effluent Limitations

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/off-kg (pounds per 1,000,000 off-pounds) of copper or copper alloy heat treated

Chromium

1.118

0.457

Copper

4.827

2.541

Lead

0.381

0.330

Nickel

4.878

3.227

Zinc

3.709

1.550

Oil and grease

50.820

30.492

TSS

104.181

49.549

pH

(1)

(1)

(1) Within the range of 7.5 to 10.0 at all times

Table 5

Extrusion Heat Treatment

BPT Effluent Limitations

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/off-kg (pounds per 1,000,000 off-pounds) of copper or copper alloy heat treated

Chromium

0.00088

0.00036

Copper

0.003

0.002

Lead

0.0003

0.00026

Nickel

0.003

0.002

Zinc

0.002

0.001

Oil and grease

0.040

0.024

TSS

0.082

0.039

pH

(1)

(1)

(1) Within the range of 7.5 to 10.0 at all times

Table 6

Annealing With Water

BPT Effluent Limitations

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/off-kg (pounds per 1,000,000 off-pounds) of copper or copper alloy annealed with water

Chromium

2.439

1.020

Copper

10.767

5.667

Lead

0.850

0.736

Nickel

10.880

7.197

Zinc

8.273

3.456

Oil and grease

113.340

68.004

TSS

232.347

110.506

pH

(1)

(1)

(1) Within the range of 7.5 to 10.0 at all times

Table 7

Annealing With Oil

BPT Effluent Limitations

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/off-kg (pounds per 1,000,000 off-pounds) of copper or copper alloy annealed with oil

Chromium

0

0

Copper

0

0

Lead

0

0

Nickel

0

0

Zinc

0

0

Oil and grease

0

0

TSS

0

0

pH

(1)

(1)

NR 253.11 Note (1) Within the range of 7.5 to 10.0 at all times

Table 8

Alkaline Cleaning Rinse

BPT Effluent Limitations

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/off-kg (pounds per 1,000,000 off-pounds) of copper or copper alloy alkaline cleaned

Chromium

1.854

0.758

Copper

8.006

4.214

Lead

0.632

0.547

Nickel

8.090

5.351

Zinc

6.152

2.570

Oil and grease

84.280

50.568

TSS

172.774

82.173

pH

(1)

(1)

(1) Within the range of 7.5 to 10.0 at all times

Table 9

Alkaline Cleaning Rinse For Forged Parts

BPT Effluent Limitations

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/off-kg (pounds per 1,000,000 off-pounds) of copper or copper alloy forged parts alkaline cleaned

Chromium

5.562

2.275

Copper

24.019

12.642

Lead

1.896

1.643

Nickel

24.272

16.055

Zinc

18.457

7.711

Oil and grease

252.840

151.704

TSS

518.322

246.519

pH

(1)

(1)

(1) Within the range of 7.5 to 10.0 at all times

Table 10

Alkaline Cleaning Bath

BPT Effluent Limitations

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/off-kg(pounds per 1,000,000 off-pounds) of copper or copper alloy alkaline cleaned

Chromium

0.020

0.0084

Copper

0.089

0.046

Lead

0.0070

0.0060

Nickel

0.089

0.059

Zinc

0.068

0.028

Oil and grease

0.93

0.56

TSS

1.91

0.91

pH

(1)

(1)

(1) Within the range of 7.5 to 10.0 at all times

Table 11

Pickling Rinse

BPT Effluent Limitations

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/off-kg (pounds per 1,000,000 off-pounds) of copper or copper alloy pickled

Chromium

1.593

0.651

Copper

6.881

3.622

Lead

0.543

0.470

Nickel

6.954

4.599

Zinc

5.288

2.209

Oil and grease

72.440

43.464

TSS

148.502

70.629

pH

(1)

(1)

(1) Within the range of 7.5 to 10.0 at all times

Table 12

Pickling Rinse For Forged Parts

BPT Effluent Limitations

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/off-kg (pounds per 1,000,000 off-pounds) of copper or copper alloy forged parts pickled

Chromium

1.723

0.705

Copper

7.444

3.918

Lead

0.587

0.509

Nickel

7.522

4.975

Zinc

5.720

2.389

Oil and grease

78.360

47.016

TSS

160.638

76.401

pH

(1)

(1)

(1) Within the range of 7.5 to 10.0 at all times

Table 13

Pickling Bath

BPT Effluent Limitations

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/off-kg (pounds per 1,000,000 off-pounds) of copper or copper alloy pickled

Chromium

0.051

0.020

Copper

0.220

0.116

Lead

0.017

0.015

Nickel

0.222

0.147

Zinc

0.169

0.070

Oil and grease

2.320

1.392

TSS

4.756

2.262

pH

(1)

(1)

(1) Within the range of 7.5 to 10.0 at all times

Table 14

Pickling Fume Scrubber

BPT Effluent Limitations

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/off-kg (pounds per 1,000,000 off-pounds) of copper or copper alloy pickled

Chromium

0.275

0.112

Copper

1.189

0.626

Lead

0.093

0.081

Nickel

1.201

0.795

Zinc

0.913

0.381

Oil and grease

12.520

7.512

TSS

25.666

12.207

pH

(1)

(1)

(1) Within the range of 7.5 to 10.0 at all times -

Table 15

Tumbling or Burnishing

BPT Effluent Limitations

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/off-kg (pounds per 1,000,000 off-pounds) of copper or copper alloy tumbled or burnished

Chromium

0.256

0.104

Copper

1.107

0.583

Lead

0.087

0.075

Nickel

1.119

0.740

Zinc

0.851

0.355

Oil and grease

11.660

6.996

TSS

23.903

11.368

pH

(1)

(1)

(1) Within the range of 7.5 to 10.0 at all times

Table 16

Surface Coating BPT Effluent Limitations

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/off-kg (pounds per 1,000,000 off-pounds) of copper or copper alloy surface coated

Chromium

0.326

0.133

Copper

1.411

0.743

Lead

0.111

0.096

Nickel

1.426

0.943

Zinc

1.084

0.453

Oil and grease

14.680

8.916

TSS

30.463

14.488

(1)

(1)

(1) Within the range of 7.5 to 10.0 at all times

Table 17

Miscellaneous Waste Streams

BPT Effluent Limitations

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/off-kg (pounds per 1,000,000 off-pounds) of copper or copper alloy formed

Chromium

0.009

0.003

Copper

0.041

0.021

Lead

0.003

0.002

Nickel

0.041

0.027

Zinc

0.031

0.013

Oil and grease

0.436

0.261

TSS

0.893

0.425

pH

(1)

(1)

(1) Within the range of 7.5 to 10.0 at all times

Wis. Admin. Code Department of Natural Resources NR 253.11

Cr. Register, May, 1989, No. 401, eff. 6-1-89.