Wis. Admin. Code Department of Natural Resources § NR 274.334 - New source performance standards

Current through March 28, 2022

Any new source subject to this subchapter shall achieve the following standards:

Table 33-37

Primary Zirconium and Hafnium

Sand Drying Wet Air Pollution Control

NSPS

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/kg (pounds per million pounds)

of zirconium dioxide and hafnium

dioxide produced

Chromium

0.210

0.085

Cyanide

0.114

0.045

Lead

0.159

0.074

Nickel

0.312

0.210

Ammonia (as N)

75.710

33.280

Total suspended solids

8.520

6.816

pH

(1)

(1)

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

Table 33-38

Primary Zirconium and Hafnium

Sand Chlorination Off-Gas Wet Air Pollution Control

NSPS

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/kg (pounds per million pounds) of

zirconium dioxide and hafnium

dioxide produced

Chromium

16.080

6.521

Cyanide

8.694

3.478

Lead

12.170

5.651

Nickel

23.910

16.080

Ammonia (as N)

5,795.000

2,547.000

Total suspended solids

652.100

521.000

pH

(1)

(1)

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

Table 33-39

Primary Zirconium and Hafnium

Sand Chlorination Area-Vent Wet Air Pollution Control

NSPS

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/kg (pounds per million pounds)

of zirconium dioxide and hafnium

dioxide produced

Chromium

3.154

1.279

Cyanide

1.705

0.682

Lead

2.387

1.108

Nickel

4.688

3.154

Ammonia (as N)

1,136.000

499.500

Total suspended solids

127.900

102.300

pH

(1)

(1)

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

Table 33-40

Primary Zirconium and Hafnium

Silicon Tetrachloride Purification Wet Air Pollution Control

NSPS

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/kg (pounds per million pounds)

of zirconium dioxide and hafnium

dioxide produced

Chromium

2.774

1.125

Cyanide

1.500

0.600

Lead

2.099

0.975

Nickel

4.124

2.774

Ammonia (as N)

999.500

439.400

Total suspended solids

112.500

89.980

pH

(1)

(1)

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

Table 33-41

Primary Zirconium and Hafnium

Feed Make Up Wet Air Pollution Control

NSPS

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/kg (pounds per million pounds)

of zirconium dioxide and hafnium

dioxide produced

Chromium

2.103

0.852

Cyanide

1.137

0.455

Lead

1.591

0.739

Nickel

3.126

2.103

Ammonia (as N)

757.500

333.000

Total suspended solids

85.250

68.200

pH

(1)

(1)

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

Table 33-42

Primary Zirconium and Hafnium

Iron Extraction Steam Stripper Bottoms

NSPS

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/kg (pounds per million pounds)

of zirconium dioxide and hafnium

dioxide produced

Chromium

0.830

0.337

Cyanide

0.449

0.180

Lead

0.628

0.292

Nickel

1.234

0.830

Ammonia (as N)

299.100

131.500

Total suspended solids

33.660

26.930

pH

(1)

(1)

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

Table 33-43

Primary Zirconium and Hafnium

Zirconium Filtrate

NSPS

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/kg (pounds per million pounds)

of zirconium dioxide and hafnium

dioxide produced

Chromium

14.350

5.819

Cyanide

7.758

3.103

Lead

10.860

5.043

Nickel

21.330

14.350

Ammonia (as N)

5,171.000

2,273.000

Total suspended solids

581.900

465.500

pH

(1)

(1)

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

Table 33-44

Primary Zirconium and Hafnium

Hafnium Filtrate

NSPS

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/kg (pounds per million pounds)

of zirconium dioxide and hafnium

dioxide produced

Chromium

0.000

0.000

Cyanide

0.000

0.000

Lead

0.000

0.000

Nickel

0.000

0.000

Ammonia (as N)

0.000

0.000

Total suspended solids

0.000

0.000

pH

(1)

(1)

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

Table 33-45

Primary Zirconium and Hafnium

Calcining Caustic Wet Air Pollution Control

NSPS

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/kg (pounds per million pounds)

of zirconium dioxide and hafnium

dioxide produced

Chromium

3.329

1.350

Cyanide

1.799

0.720

Lead

2.519

1.170

Nickel

4.948

3.329

Ammonia (as N)

1,199.000

527.200

Total suspended solids

135.000

108.000

pH

(1)

(1)

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

Table 33-46

Primary Zirconium and Hafnium

Pure Chlorination Wet Air Pollution Control

NSPS

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/kg (pounds per million pounds)

of zirconium dioxide and hafnium

dioxide produced

Chromium

14.180

5.748

Cyanide

7.663

3.065

Lead

10.730

4.981

Nickel

21.070

14.180

Ammonia (as N)

5,108.000

2,245.000

Total suspended solids

574.800

459.800

pH

(1)

(1)

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

Table 33-47

Primary Zirconium and Hafnium

Reduction Area Vent Wet Air Pollution Control

NSPS

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/kg (pounds per million pounds)

of zirconium dioxide and hafnium

dioxide produced

Chromium

1.364

0.553

Cyanide

0.737

0.295

Lead

1.032

0.479

Nickel

2.027

1.364

Ammonia (as N)

491.300

216.000

Total suspended solids

55.290

44.230

pH

(1)

(1)

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

Table 33-48 Primary Zirconium and Hafnium

Magnesium Recovery Off-Gas Wet Air Pollution Control

NSPS

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/kg (pounds per million pounds)

of zirconium dioxide and hafnium

dioxide produced

Chromium

7.671

3.110

Cyanide

4.147

1.659

Lead

5.805

2.695

Nickel

11.400

7.671

Ammonia (as N)

2,764.000

1,215.000

Total suspended solids

404.300

248.800

pH

(1)

(1)

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

Table 33-49 Primary Zirconium and Hafnium

Magnesium Recovery Area-Vent Wet Air Pollution Control

NSPS

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/kg (pounds per million pounds)

of zirconium dioxide and hafnium

dioxide produced

Chromium

4.262

1.728

Cyanide

2.304

0.921

Lead

3.225

1.497

Nickel

6.335

4.262

Ammonia (as N)

1,535.000

675.000

Total suspended solids

172.800

138.200

pH

(1)

(1)

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

Table 33-50 Primary Zirconium and Hafnium

Zirconium Chip Crushing Wet Air Pollution Control

NSPS

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/kg (pounds per million pounds)

of zirconium dioxide and hafnium

dioxide produced

Chromium

0.000

0.000

Cyanide

0.000

0.000

Lead

0.000

0.000

Nickel

0.000

0.000

Ammonia (as N)

0.000

0.000

Total suspended solids

0.000

0.000

pH

(1)

(1)

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

Table 33-51

Primary Zirconium and Hafnium

Acid Leachate From Zirconium Metal Production

NSPS

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/kg (pounds per million pounds)

of zirconium dioxide and hafnium

dioxide produced

Chromium

10.900

4.420

Cyanide

5.893

2.357

Lead

8.250

3.831

Nickel

16.210

10.900

Ammonia (as N)

3,928.000

1,674.000

Total suspended solids

442.000

353.600

pH

(1)

(1)

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

Table 33-52

Primary Zirconium and Hafnium

Acid Leachate From Zirconium Alloy Production

NSPS

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/kg (pounds per million pounds)

of zirconium dioxide and hafnium

dioxide produced

Chromium

5.835

2.366

Cyanide

3.154

1.262

Lead

4.416

2.050

Nickel

8.674

5.835

Ammonia (as N)

2,102.000

895.800

Total suspended solids

236.600

189.300

pH

(1)

(1)

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

Table 33-53

Primary Zirconium and Hafnium

Leaching Rinse Waters From Zirconium Metal Production

NSPS

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/kg (pounds per million pounds)

of zirconium dioxide and hafnium

dioxide produced

Chromium

21.810

8.840

Cyanide

11.790

4.715

Lead

16.500

7.661

Nickel

32.410

21.810

Ammonia (as N)

7,856.000

3,453.000

Total suspended solids

884.000

707.200

pH

(1)

(1)

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

Table 33-54

Primary Zirconium and Hafnium

Leaching Rinse Waters From Zirconium Alloy Production

NSPS

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/kg (pounds per million pounds)

of zirconium dioxide and hafnium

dioxide produced

Chromium

0.292

0.118

Cyanide

0.158

0.063

Lead

0.221

0.103

Nickel

1.434

0.292

Ammonia (as N)

105.200

46.240

Total suspended solids

11.840

9.468

pH

(1)

(1)

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

Notes

Wis. Admin. Code Department of Natural Resources § NR 274.334
Cr. Register, March, 1991, No. 423, eff. 4-1-91.

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