Wis. Admin. Code Department of Natural Resources NR 274.182

Current through October 28, 2024
Section NR 274.182 - 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 point source subject to this subchapter shall achieve the following effluent limitations representing the degree of effluent reduction attainable by application of BPT:

Table 18-1

Primary and Secondary Germanium and Gallium Still Liquor

BPT Effluent Limitations

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/kg (pounds per million pounds) of germanium chlorinated

Arsenic

131.700

58.590

Lead

26.460

12.600

Zinc

91.980

38.430

Fluoride

2,205.000

1,254.000

Total suspended solids

2,583.000

1,229.000

pH

(1)

(1)

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

Table 18-2

Primary and Secondary Germanium and Gallium Chlorinator Wet Air Pollution Control

BPT Effluent Limitations

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/kg (pounds per million pounds) of germanium chlorinated

Arsenic

27.530

12.250

Lead

5.531

2.634

Zinc

19.230

8.034

Fluoride

461.000

262.100

Total suspended solids

540.000

256.800

pH

(1)

(1)

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

Table 18-3

Primary and Secondary Germanium and Gallium Germanium Hydrolysis Filtrate

BPT Effluent Limitations

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/kg (pounds per million pounds) of germanium hydrolyzed

Arsenic

39.440

17.550

Lead

7.925

3.774

Zinc

27.550

11.510

Fluoride

660.500

375.500

Total suspended solids

773.700

368.000

pH

(1)

(1)

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

Table 18-4

Primary and Secondary Germanium and Gallium Acid Wash and Rinse Water

BPT Effluent Limitations

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

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

Arsenic

325.500

144.800

Lead

65.400

31.140

Zinc

227.400

94.990

Fluoride

5,450.000

3,099.000

Total suspended solids

6,385.000

3,037.000

pH

(1)

(1)

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

Table 18-5

Primary and Secondary Germanium and Gallium Gallium Hydrolysis Filtrate

BPT Effluent Limitations

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/kg (pounds per million pounds) of gallium hydrolyzed

Arsenic

70.450

31.350

Lead

14.160

6.742

Zinc

49.220

20.560

Fluoride

1,180.000

670.800

Total suspended solids

1,382.000

657.300

pH

(1)

(1)

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

Table 18-6

Primary and Secondary Germanium and Gallium Solvent Extraction Raffinate

BPT Effluent Limitations

Maximum for any 1 day

Maximum for monthly average

Pollutant or pollutant property

mg/kg (pounds per million pounds) of gallium produced by solvent extraction

Arsenic

39.330

17.500

Lead

7.904

3.764

Zinc

27.480

11.480

Fluoride

658.700

374.500

Total suspended solids pH

771.600

367.000

pH

(1)

(1)

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

Wis. Admin. Code Department of Natural Resources NR 274.182

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