Proposed Amended Rule 1146.2

Control of Oxides of Nitrogen from Large Water Heaters, Small Boilers and Process Heaters

Guide to South Coast AQMD Rules

Recent Actions

Rule Language (Clean Version) - Amended June 7, 2024
Rule Language (Underline/Strikeout Version) - Amended June 7, 2024

Governing Board Package - June 7, 2024

Stationary Source Committee Meeting - May 17, 2024
- Stationary Source Presentation - Agenda Item #1

Public Hearing - June 7, 2024
- Notice of Public Hearing - posted April 2, 2024 (PDF, 153KB)
- Draft Proposed Amended Rule 1146.2 - posted May 7, 2024 (PDF, 223KB)
- Draft Staff Report - posted May 7, 2024 (PDF, 18MB)
- Draft PAR 1146.2 Socioeconomic Impact Assessment - posted May 7, 2024 (PDF, 1MB)
Stationary Source Committee Meeting - April 19, 2024
- Stationary Source Presentation - Agenda Item #1
Stationary Source Committee Meeting - March 15, 2024
- Stationary Source Presentation - Agenda Item #1
Public Consultation - February 23, 2024
- Presentation - posted February 20, 2024 (PDF, 2MB)
- Second Preliminary Draft Rule Language - posted February 20, 2024 (PDF, 241KB)
Public Workshop - February 7, 2024
- Notice of Public Workshop - posted January 16, 2024 (PDF, 295KB)
- Presentation - posted February 2, 2024 (PDF, 3MB)
- Preliminary Draft Rule Language - posted January 19, 2024 (PDF, 159KB)
- Preliminary Draft Staff Report - posted January 19, 2024 (PDF, 1MB)
Working Group Meeting #5 - December 13, 2023
- Presentation - posted December 8, 2023 (PDF, 2.2MB)
- Initial Preliminary Draft Rule Language - posted December 8, 2023 (PDF, 152KB)
Working Group Meeting #4 - October 19, 2023
- Presentation - October 13, 2023 (PDF, 1MB)
Working Group Meeting #3 - August 30, 2023
- Presentation - August 25, 2023 (PDF, 1.7MB)

Working Group Meeting #2 - June 7, 2023
- Presentation - June 2, 2023 (PDF, 2.5MB)

Below is a link to the Manufacturer Survey sent to space and water heating manufacturers on May 10, 2023.

Manufacturer Survey - May 10, 2023 (xlsx, 19KB)

Staff has initiated the rule development process evaluating the feasibility of zero-NOx-emission space and water heating technologies and developed a survey to gather information to aid in rule development. Feedback and suggestions on the survey content were due May 9, 2023. Please send any questions to Emily Yen.

Draft Manufacturer Survey - April 28, 2023 (xlsx, 18KB)

Working Group Meeting #1 - April 26, 2023
- Presentation - April 21, 2023 (PDF, 2MB)

First Name

Last Name

Phone

Message

Contact Yanrong Zhu

Contact Email yzhu1@aqmd.gov

Contact Phone (909) 396-3289

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