# Wis. Admin. Code NR § 445.14: Hazardous air contaminant studies

> Wisconsin · Regulations · In force

URL: https://www.frixlaw.com/law-library/statutes/STATE_WI_ADC_NR_445_14

## Section

- **Citation:** Wis. Admin. Code NR § 445.14
- **Heading:** Hazardous air contaminant studies
- **Jurisdiction:** Wisconsin
- **Kind:** Regulations
- **Status:** In force
- **Text as of:** August 14, 2026
- **Source:** Compiled text
- **Location:** Wisconsin Administrative Code / NR / Chapter NR 445 / § NR 445.14

## Text

Hazardous air contaminant studies.
(1) The department may conduct studies of individual substances or categories or sources of substances if it determines that unique complexities may warrant alternative approaches to those listed in this chapter, or if the department otherwise needs additional information to determine whether to list the contaminant in Table A, B or C of s. NR 445.07 .
(2) The department staff shall, in consultation with affected industry, public health officials and other interested parties, undertake 2 separate studies of the emissions of amorphous and crystalline silica and wood dust. The studies shall evaluate the sources and amounts of emissions and alternative strategies for minimizing public health risks. The department staff shall report progress on the studies to the natural resources board by July 1, 2006.
(3) The department shall evaluate the listing of substances added to this chapter on July 1, 2004, using the criteria set forth in s. NR 445.13 (2) (d) prior to listing additional substances in Table A, B or C of s. NR 445.07 .

## Nearby sections

- [Wis. Admin. Code NR § 445.01 Applicability; purpose](https://www.frixlaw.com/law-library/statutes/STATE_WI_ADC_NR_445_01.md)
- [Wis. Admin. Code NR § 445.02 Definitions](https://www.frixlaw.com/law-library/statutes/STATE_WI_ADC_NR_445_02.md)
- [Wis. Admin. Code NR § 445.03 General limitations](https://www.frixlaw.com/law-library/statutes/STATE_WI_ADC_NR_445_03.md)
- [Wis. Admin. Code NR § 445.06 Safe harbor](https://www.frixlaw.com/law-library/statutes/STATE_WI_ADC_NR_445_06.md)
- [Wis. Admin. Code NR § 445.08 Compliance requirements](https://www.frixlaw.com/law-library/statutes/STATE_WI_ADC_NR_445_08.md)
- [Wis. Admin. Code NR § 445.09 Fuel, control and compliance requirements for compression ignition internal combustion engines combusting fuel oil](https://www.frixlaw.com/law-library/statutes/STATE_WI_ADC_NR_445_09.md)
- [Wis. Admin. Code NR § 445.10 Control and compliance requirements for the handling and storage of coal](https://www.frixlaw.com/law-library/statutes/STATE_WI_ADC_NR_445_10.md)
- [Wis. Admin. Code NR § 445.12 Variances](https://www.frixlaw.com/law-library/statutes/STATE_WI_ADC_NR_445_12.md)
- [Wis. Admin. Code NR § 445.13 Review of hazardous air contaminant requirements](https://www.frixlaw.com/law-library/statutes/STATE_WI_ADC_NR_445_13.md)
- [Wis. Admin. Code NR § 445.14 Hazardous air contaminant studies](https://www.frixlaw.com/law-library/statutes/STATE_WI_ADC_NR_445_14.md)
- [Wis. Admin. Code NR § 445.15 Additional provisions related to the control of hazardous air contaminants](https://www.frixlaw.com/law-library/statutes/STATE_WI_ADC_NR_445_15.md)
- [Wis. Admin. Code NR § 445.16 Notice of hazardous substance air spills](https://www.frixlaw.com/law-library/statutes/STATE_WI_ADC_NR_445_16.md)

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Source: Frix Law Library, https://www.frixlaw.com/law-library/statutes/STATE_WI_ADC_NR_445_14. Check the current official text before relying on it. Not legal advice.