Illinois Administrative Code
Title 35 - ENVIRONMENTAL PROTECTION
Part 217 - NITROGEN OXIDES EMISSIONS
Subpart H - CEMENT AND LIME KILNS
Section 217.224 - Emissions Limitations

Universal Citation: 35 IL Admin Code ยง 217.224

Current through Register Vol. 48, No. 38, September 20, 2024

a) On and after January 1, 2015, no person shall cause or allow emissions of NOx into the atmosphere from any cement kiln to exceed the following limitations. Compliance must be demonstrated with the applicable emissions limitation on an ozone season and annual basis.

Emission Unit Type

Nox Emissions Limitation (lb/ton clinker produced)

Long dry kiln

5.1

Short dry kiln

5.1

Preheater kiln

3.8

Preheater/precalciner kiln

2.8

b) On and after January 1, 2015, no person shall cause or allow emissions of NOx into the atmosphere from any lime kiln to exceed the following limitations. Compliance must be demonstrated with the applicable emissions limitation on an ozone season and annual basis.

Fuel

Emission Unit Type

Nox Emissions Limitation (lb/ton lime produced)

Gas

Rotary kiln

2.2

Coal

Rotary kiln

2.5

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