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Code of Federal Regulations Title 40. Protection of Environment § 40.421.244 Standards of performance for new sources

Current as of January 02, 2025 | Updated by Findlaw Staff

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

(a) Slag reclaim tailings.

NSPS FOR THE SECONDARY NICKEL SUBCATEGORY

Pollutant or pollutant property

Maximum for any 1 day

Maximum for monthly average

mg/kg (pounds per million pounds) of slag input to reclaim process

Chromium (total)

5.653

2.313

Copper

24.410

12.850

Nickel

24.670

16.320

Total suspended solids

526.800

250.500

pH

(1)

(1)

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

(b) Acid reclaim leaching filtrate.

NSPS FOR THE SECONDARY NICKEL SUBCATEGORY

Pollutant or pollutant property

Maximum for any 1 day

Maximum for monthly average

mg/kg (pounds per million pounds) of acid reclaim nickel produced

Chromium (total)

2.198

0.899

Copper

9.491

4.995

Nickel

9.590

6.344

Total suspended solids

204.800

97.400

pH

(1)

(1)

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

(c) Acid reclaim leaching belt filter backwash.

NSPS FOR THE SECONDARY NICKEL SUBCATEGORY

Pollutant or pollutant property

Maximum for any 1 day

Maximum for monthly average

mg/kg (pounds per million pounds) of acid reclaim nickel produced

Chromium (total)

0.528

0.216

Copper

2.278

1.199

Nickel

2.302

1.523

Total suspended solids

49.160

23.380

pH

(1)

(1)

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

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Cite this article: FindLaw.com - Code of Federal Regulations Title 40. Protection of Environment § 40.421.244 Standards of performance for new sources - last updated January 02, 2025 | https://codes.findlaw.com/cfr/title-40-protection-of-environment/cfr-sect-40-421-244/

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