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Regulatory documents from Regulations.gov including rules, proposed rules, notices, and supporting materials.

Data license: Public Domain (U.S. Government data) · Data source: Federal Register API & Regulations.gov API

56 rows where docket_id = "EPA-HQ-OAR-2017-0688" and posted_year = 2025 sorted by posted_date descending

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  • 2025 · 56 ✖

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  • Supporting & Related Material 56

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  • EPA 56
id agency_id docket_id title document_type subtype posted_date ▲ posted_year posted_month comment_start_date comment_end_date last_modified fr_doc_num open_for_comment withdrawn object_id
EPA-HQ-OAR-2017-0688-0198 EPA Stationary Combustion Turbine NESHAP Risk and Technology Review EPA-HQ-OAR-2017-0688 YYYY Section 114 Respondents at Major Sources of HAP 2022 Supporting & Related Material Memorandum 2025-10-08T04:00:00Z 2025 10     2025-10-08T23:00:38Z   0 0 09000064b8dc5d00
EPA-HQ-OAR-2017-0688-0154 EPA Stationary Combustion Turbine NESHAP Risk and Technology Review EPA-HQ-OAR-2017-0688 Enclosure 3 to Clean Air Act Section 114 Request to Turbine Manufacturers Supporting & Related Material Data 2025-10-08T04:00:00Z 2025 10     2025-10-08T23:00:01Z   0 0 09000064b8db5ab7
EPA-HQ-OAR-2017-0688-0157 EPA Stationary Combustion Turbine NESHAP Risk and Technology Review EPA-HQ-OAR-2017-0688 Part 1 Survey Instructions Document Supporting & Related Material Fact/Data Sheet 2025-10-08T04:00:00Z 2025 10     2025-10-08T23:00:03Z   0 0 09000064b8db5ace
EPA-HQ-OAR-2017-0688-0181 EPA Stationary Combustion Turbine NESHAP Risk and Technology Review EPA-HQ-OAR-2017-0688 Cover letter to Hilcorp North Slope for a Clean Air Act Section 114 Request Supporting & Related Material Letter 2025-10-08T04:00:00Z 2025 10     2025-10-08T23:00:22Z   0 0 09000064b8dc1491
EPA-HQ-OAR-2017-0688-0180 EPA Stationary Combustion Turbine NESHAP Risk and Technology Review EPA-HQ-OAR-2017-0688 Cover letter to Middletown Power LLC for a Clean Air Act Section 114 Request Supporting & Related Material Letter 2025-10-08T04:00:00Z 2025 10     2025-10-08T23:00:21Z   0 0 09000064b8dc1490
EPA-HQ-OAR-2017-0688-0188 EPA Stationary Combustion Turbine NESHAP Risk and Technology Review EPA-HQ-OAR-2017-0688 Cover letter to Duke Energy for a Clean Air Act Section 114 Request Supporting & Related Material Letter 2025-10-08T04:00:00Z 2025 10     2025-10-08T23:00:28Z   0 0 09000064b8dc55fe
EPA-HQ-OAR-2017-0688-0196 EPA Stationary Combustion Turbine NESHAP Risk and Technology Review EPA-HQ-OAR-2017-0688 Cover letter to Algonquin Gas Transmission Co. for a Clean Air Act Section 114 Request Supporting & Related Material Letter 2025-10-08T04:00:00Z 2025 10     2025-10-08T23:00:36Z   0 0 09000064b8dc2c3d
EPA-HQ-OAR-2017-0688-0151 EPA Stationary Combustion Turbine NESHAP Risk and Technology Review EPA-HQ-OAR-2017-0688 Cover Letter to Siemens Energy for a Clean Air Act Section 114 Request Supporting & Related Material Letter 2025-10-08T04:00:00Z 2025 10     2025-10-08T22:59:59Z   0 0 09000064b8db5aa0
EPA-HQ-OAR-2017-0688-0150 EPA Stationary Combustion Turbine NESHAP Risk and Technology Review EPA-HQ-OAR-2017-0688 Cover letter to Mitsubishi for a Clean Air Act Section 114 Request Supporting & Related Material Letter 2025-10-08T04:00:00Z 2025 10     2025-10-08T22:59:58Z   0 0 09000064b8db5a86
EPA-HQ-OAR-2017-0688-0155 EPA Stationary Combustion Turbine NESHAP Risk and Technology Review EPA-HQ-OAR-2017-0688 Additional acid gas test reports: ExxonMobil Beaumont Refinery Test Report Supporting & Related Material Data 2025-10-08T04:00:00Z 2025 10     2025-10-08T23:00:02Z   0 0 09000064b8db5abf
EPA-HQ-OAR-2017-0688-0148 EPA Stationary Combustion Turbine NESHAP Risk and Technology Review EPA-HQ-OAR-2017-0688 Cover letter for GE Vernova for a Clean Air Act Section 114 Request Supporting & Related Material Letter 2025-10-08T04:00:00Z 2025 10     2025-10-08T22:59:56Z   0 0 09000064b8db34ab
EPA-HQ-OAR-2017-0688-0179 EPA Stationary Combustion Turbine NESHAP Risk and Technology Review EPA-HQ-OAR-2017-0688 Cover letter to Texas Eastern Transmission for a Clean Air Act Section 114 Request Supporting & Related Material Letter 2025-10-08T04:00:00Z 2025 10     2025-10-08T23:00:21Z   0 0 09000064b8dc1d39
EPA-HQ-OAR-2017-0688-0175 EPA Stationary Combustion Turbine NESHAP Risk and Technology Review EPA-HQ-OAR-2017-0688 Cover letter to DTE Energy Resources for a Clean Air Act Section 114 Request Supporting & Related Material Letter 2025-10-08T04:00:00Z 2025 10     2025-10-08T23:00:18Z   0 0 09000064b8dc1d0d
EPA-HQ-OAR-2017-0688-0160 EPA Stationary Combustion Turbine NESHAP Risk and Technology Review EPA-HQ-OAR-2017-0688 Emission Test Report for Georgia's Power Plant McDonough Units 4A and 4B Supporting & Related Material Publication - Copyrighted Materials 2025-10-08T04:00:00Z 2025 10     2025-10-08T23:00:06Z   0 0 09000064b8db10a9
EPA-HQ-OAR-2017-0688-0197 EPA Stationary Combustion Turbine NESHAP Risk and Technology Review EPA-HQ-OAR-2017-0688 Letter from Texas Eastern Transmission, LP to USEPA with a Clean Air Act Section 114 Request Inventory Update Supporting & Related Material Letter 2025-10-08T04:00:00Z 2025 10     2025-10-08T23:00:37Z   0 0 09000064b8dc2c3e
EPA-HQ-OAR-2017-0688-0165 EPA Stationary Combustion Turbine NESHAP Risk and Technology Review EPA-HQ-OAR-2017-0688 Emission Test Report for Northern Natural Gas Company Waterloo Compressor Station Unit 8 Supporting & Related Material Publication - Copyrighted Materials 2025-10-08T04:00:00Z 2025 10     2025-10-08T23:00:10Z   0 0 09000064b8db7537
EPA-HQ-OAR-2017-0688-0185 EPA Stationary Combustion Turbine NESHAP Risk and Technology Review EPA-HQ-OAR-2017-0688 Letter to BMW Manufacturing requesting additional acid gas test data for a Clean Air Act Section 114 Request Supporting & Related Material Letter 2025-10-08T04:00:00Z 2025 10     2025-10-08T23:00:26Z   0 0 09000064b8dc14d4
EPA-HQ-OAR-2017-0688-0187 EPA Stationary Combustion Turbine NESHAP Risk and Technology Review EPA-HQ-OAR-2017-0688 Letter from Hilcorp to USEPA Requesting Waiver for NESHAP Subpart YYYY Source Testing Methods and Requirements Supporting & Related Material Letter 2025-10-08T04:00:00Z 2025 10     2025-10-08T23:00:27Z   0 0 09000064b8dc55fd
EPA-HQ-OAR-2017-0688-0156 EPA Stationary Combustion Turbine NESHAP Risk and Technology Review EPA-HQ-OAR-2017-0688 Additional acid gas test data for BMW Manufacturing Supporting & Related Material Publication - Copyrighted Materials 2025-10-08T04:00:00Z 2025 10     2025-10-08T23:00:02Z   0 0 09000064b8db5acb
EPA-HQ-OAR-2017-0688-0146 EPA Stationary Combustion Turbine NESHAP Risk and Technology Review EPA-HQ-OAR-2017-0688 Solar Turbines Clean Air Act Section 114 Response Supporting & Related Material Data 2025-10-08T04:00:00Z 2025 10     2025-10-08T22:59:55Z   0 0 09000064b8db6e2b
EPA-HQ-OAR-2017-0688-0184 EPA Stationary Combustion Turbine NESHAP Risk and Technology Review EPA-HQ-OAR-2017-0688 Cover letter to BMW Manufacturing for a Clean Air Act Section 114 Request Supporting & Related Material Letter 2025-10-08T04:00:00Z 2025 10     2025-10-08T23:00:25Z   0 0 09000064b8dc14ca
EPA-HQ-OAR-2017-0688-0186 EPA Stationary Combustion Turbine NESHAP Risk and Technology Review EPA-HQ-OAR-2017-0688 Turbine Process and Air Pollution Control Device Information Survey spreadsheet for Clean Air Act Section 114 Request Supporting & Related Material Form 2025-10-08T04:00:00Z 2025 10     2025-10-08T23:00:26Z   0 0 09000064b8dc55f3
EPA-HQ-OAR-2017-0688-0145 EPA Stationary Combustion Turbine NESHAP Risk and Technology Review EPA-HQ-OAR-2017-0688 Siemens Energy Clean Air Act Section 114 Response Supporting & Related Material Data 2025-10-08T04:00:00Z 2025 10     2025-10-08T22:59:55Z   0 0 09000064b8db6e29
EPA-HQ-OAR-2017-0688-0147 EPA Stationary Combustion Turbine NESHAP Risk and Technology Review EPA-HQ-OAR-2017-0688 GE Vernova Clean Air Act Section 114 Response Supporting & Related Material Data 2025-10-08T04:00:00Z 2025 10     2025-10-08T22:59:56Z   0 0 09000064b8db6e2c
EPA-HQ-OAR-2017-0688-0159 EPA Stationary Combustion Turbine NESHAP Risk and Technology Review EPA-HQ-OAR-2017-0688 Emission Test Report for Georgia Power's Plant McIntosh Units 1 and 2 Supporting & Related Material Publication - Copyrighted Materials 2025-10-08T04:00:00Z 2025 10     2025-10-08T23:00:05Z   0 0 09000064b8db10a8
EPA-HQ-OAR-2017-0688-0164 EPA Stationary Combustion Turbine NESHAP Risk and Technology Review EPA-HQ-OAR-2017-0688 Emission Test Report for Northern Natural Gas Company Beatrice Compressor Station Unit 29 Supporting & Related Material Publication - Copyrighted Materials 2025-10-08T04:00:00Z 2025 10     2025-10-08T23:00:09Z   0 0 09000064b8db7536
EPA-HQ-OAR-2017-0688-0168 EPA Stationary Combustion Turbine NESHAP Risk and Technology Review EPA-HQ-OAR-2017-0688 Required ERT Fields Supporting & Related Material Data 2025-10-08T04:00:00Z 2025 10     2025-10-08T23:00:13Z   0 0 09000064b8db753a
EPA-HQ-OAR-2017-0688-0144 EPA Stationary Combustion Turbine NESHAP Risk and Technology Review EPA-HQ-OAR-2017-0688 Mitsubishi Clean Air Act Section 114 Response Supporting & Related Material Letter 2025-10-08T04:00:00Z 2025 10     2025-10-08T22:59:54Z   0 0 09000064b8db6e26
EPA-HQ-OAR-2017-0688-0162 EPA Stationary Combustion Turbine NESHAP Risk and Technology Review EPA-HQ-OAR-2017-0688 Emission Test Report for Sunshine Gas Producers, LLC CT-4 and CT-5 Supporting & Related Material Report 2025-10-08T04:00:00Z 2025 10     2025-10-08T23:00:07Z   0 0 09000064b8db10ab
EPA-HQ-OAR-2017-0688-0172 EPA Stationary Combustion Turbine NESHAP Risk and Technology Review EPA-HQ-OAR-2017-0688 Turbine Process and Air Pollution Control Device Information Survey spreadsheet for BMW Manufacturing Supporting & Related Material Data 2025-10-08T04:00:00Z 2025 10     2025-10-08T23:00:16Z   0 0 09000064b8dc1640
EPA-HQ-OAR-2017-0688-0190 EPA Stationary Combustion Turbine NESHAP Risk and Technology Review EPA-HQ-OAR-2017-0688 Letter from Georgia Power to USEPA on a Clean Air Act Section 114 Request Response for Plant McDonough and Plant McIntosh Supporting & Related Material Letter 2025-10-08T04:00:00Z 2025 10     2025-10-08T23:00:30Z   0 0 09000064b8dc2c33
EPA-HQ-OAR-2017-0688-0167 EPA Stationary Combustion Turbine NESHAP Risk and Technology Review EPA-HQ-OAR-2017-0688 Emission Test Report for BMW Manufacturing Supporting & Related Material Report 2025-10-08T04:00:00Z 2025 10     2025-10-08T23:00:11Z   0 0 09000064b8db7539
EPA-HQ-OAR-2017-0688-0174 EPA Stationary Combustion Turbine NESHAP Risk and Technology Review EPA-HQ-OAR-2017-0688 Turbine Process and Air Pollution Control Device Information Survey spreadsheet for Sunshine Gas Supporting & Related Material Data 2025-10-08T04:00:00Z 2025 10     2025-10-08T23:00:17Z   0 0 09000064b8dc1723
EPA-HQ-OAR-2017-0688-0195 EPA Stationary Combustion Turbine NESHAP Risk and Technology Review EPA-HQ-OAR-2017-0688 Letter from Northern Natural Gas to USEPA with a Clean Air Act Section 114 Request Inventory Update Supporting & Related Material Letter 2025-10-08T04:00:00Z 2025 10     2025-10-08T23:00:35Z   0 0 09000064b8dc2c3c
EPA-HQ-OAR-2017-0688-0169 EPA Stationary Combustion Turbine NESHAP Risk and Technology Review EPA-HQ-OAR-2017-0688 Turbine Process and Air Pollution Control Device Information Survey spreadsheet for Hilcorp North Slope, LLC Supporting & Related Material Data 2025-10-08T04:00:00Z 2025 10     2025-10-08T23:00:14Z   0 0 09000064b8dc163d
EPA-HQ-OAR-2017-0688-0173 EPA Stationary Combustion Turbine NESHAP Risk and Technology Review EPA-HQ-OAR-2017-0688 Turbine Process and Air Pollution Control Device Information Survey spreadsheet for Middletown Power LLC Supporting & Related Material Data 2025-10-08T04:00:00Z 2025 10     2025-10-08T23:00:16Z   0 0 09000064b8dc1641
EPA-HQ-OAR-2017-0688-0161 EPA Stationary Combustion Turbine NESHAP Risk and Technology Review EPA-HQ-OAR-2017-0688 Emission Test Report for Enbridge Energy Partners' Holbrook Compressor Station Units 1 and 2 Supporting & Related Material Publication - Copyrighted Materials 2025-10-08T04:00:00Z 2025 10     2025-10-08T23:00:07Z   0 0 09000064b8db10aa
EPA-HQ-OAR-2017-0688-0171 EPA Stationary Combustion Turbine NESHAP Risk and Technology Review EPA-HQ-OAR-2017-0688 Turbine Process and Air Pollution Control Device Information Survey spreadsheet for Northern Natural Gas Supporting & Related Material Data 2025-10-08T04:00:00Z 2025 10     2025-10-08T23:00:15Z   0 0 09000064b8dc163f
EPA-HQ-OAR-2017-0688-0191 EPA Stationary Combustion Turbine NESHAP Risk and Technology Review EPA-HQ-OAR-2017-0688 Letter from USEPA to Hilcorp North Slope on Hilcorp North Slope's request for changes to a Clean Air Act Section 114 Request Supporting & Related Material Letter 2025-10-08T04:00:00Z 2025 10     2025-10-08T23:00:31Z   0 0 09000064b8dc2c38
EPA-HQ-OAR-2017-0688-0189 EPA Stationary Combustion Turbine NESHAP Risk and Technology Review EPA-HQ-OAR-2017-0688 Letter from Middletown Power to USEPA Requesting Reduced Testing Scope for a Clean Air Act Section 114 Request Supporting & Related Material Letter 2025-10-08T04:00:00Z 2025 10     2025-10-08T23:00:29Z   0 0 09000064b8dc5602
EPA-HQ-OAR-2017-0688-0183 EPA Stationary Combustion Turbine NESHAP Risk and Technology Review EPA-HQ-OAR-2017-0688 Letter from Georgia Power to USEPA on Clean Air Act Section 114 Request Supporting & Related Material Letter 2025-10-08T04:00:00Z 2025 10     2025-10-08T23:00:24Z   0 0 09000064b8dc14b7
EPA-HQ-OAR-2017-0688-0192 EPA Stationary Combustion Turbine NESHAP Risk and Technology Review EPA-HQ-OAR-2017-0688 Letter from USEPA to Middletown Power on Middletown Power's request for changes to a Clean Air Act Section 114 Request Supporting & Related Material Letter 2025-10-08T04:00:00Z 2025 10     2025-10-08T23:00:32Z   0 0 09000064b8dc2c39
EPA-HQ-OAR-2017-0688-0182 EPA Stationary Combustion Turbine NESHAP Risk and Technology Review EPA-HQ-OAR-2017-0688 Cover letter to Georgia Power for a Clean Air Act Section 114 Request Supporting & Related Material Letter 2025-10-08T04:00:00Z 2025 10     2025-10-08T23:00:23Z   0 0 09000064b8dc14b6
EPA-HQ-OAR-2017-0688-0149 EPA Stationary Combustion Turbine NESHAP Risk and Technology Review EPA-HQ-OAR-2017-0688 Cover letter to Solar Turbines for a Clean Air Act Section 114 Request Supporting & Related Material Letter 2025-10-08T04:00:00Z 2025 10     2025-10-08T22:59:58Z   0 0 09000064b8db5a7e
EPA-HQ-OAR-2017-0688-0152 EPA Stationary Combustion Turbine NESHAP Risk and Technology Review EPA-HQ-OAR-2017-0688 Enclosure 1 to Clean Air Act Section 114 Request to Turbine Manufacturers Supporting & Related Material Data 2025-10-08T04:00:00Z 2025 10     2025-10-08T22:59:59Z   0 0 09000064b8db5aad
EPA-HQ-OAR-2017-0688-0176 EPA Stationary Combustion Turbine NESHAP Risk and Technology Review EPA-HQ-OAR-2017-0688 Cover letter to Northern Natural Gas Company for a Clean Air Act Section 114 Request Supporting & Related Material Letter 2025-10-08T04:00:00Z 2025 10     2025-10-08T23:00:19Z   0 0 09000064b8dc1d0e
EPA-HQ-OAR-2017-0688-0170 EPA Stationary Combustion Turbine NESHAP Risk and Technology Review EPA-HQ-OAR-2017-0688 Turbine Process and Air Pollution Control Device Information Survey spreadsheet for Georgia Power Supporting & Related Material Data 2025-10-08T04:00:00Z 2025 10     2025-10-08T23:00:14Z   0 0 09000064b8dc163e
EPA-HQ-OAR-2017-0688-0178 EPA Stationary Combustion Turbine NESHAP Risk and Technology Review EPA-HQ-OAR-2017-0688 Stationary Combustion Turbines Emission Information Collection: Test Procedures, Methods and Reporting Requirements for the Section 114 Request for Stationary Combustion Turbines Supporting & Related Material Report 2025-10-08T04:00:00Z 2025 10     2025-10-08T23:00:20Z   0 0 09000064b8dc1d38
EPA-HQ-OAR-2017-0688-0193 EPA Stationary Combustion Turbine NESHAP Risk and Technology Review EPA-HQ-OAR-2017-0688 Letter from USEPA to Georgia Power on Georgia Power's request for changes to a Clean Air Act Section 114 Request Supporting & Related Material Letter 2025-10-08T04:00:00Z 2025 10     2025-10-08T23:00:33Z   0 0 09000064b8dc2c3a
EPA-HQ-OAR-2017-0688-0194 EPA Stationary Combustion Turbine NESHAP Risk and Technology Review EPA-HQ-OAR-2017-0688 Cover letter from Middletown Power to USEPA on a Clean Air Act Section 114 Request Supporting & Related Material Letter 2025-10-08T04:00:00Z 2025 10     2025-10-08T23:00:34Z   0 0 09000064b8dc2c3b
EPA-HQ-OAR-2017-0688-0199 EPA Stationary Combustion Turbine NESHAP Risk and Technology Review EPA-HQ-OAR-2017-0688 Clean Air Act Section 114 Electronic Reporting Tool (ERT) Test Reports Placeholder Document Supporting & Related Material Fact/Data Sheet 2025-10-08T04:00:00Z 2025 10     2025-10-08T23:00:39Z   0 0 09000064b8dc5d03
EPA-HQ-OAR-2017-0688-0158 EPA Stationary Combustion Turbine NESHAP Risk and Technology Review EPA-HQ-OAR-2017-0688 Emission Test Report for Northern Natural Gas Company Clifton Compressor Station Unit 30 Supporting & Related Material Publication - Copyrighted Materials 2025-10-08T04:00:00Z 2025 10     2025-10-08T23:00:04Z   0 0 09000064b8db10a5
EPA-HQ-OAR-2017-0688-0163 EPA Stationary Combustion Turbine NESHAP Risk and Technology Review EPA-HQ-OAR-2017-0688 Emission Test Report for Hilcorp North Slope, LLC facilities Supporting & Related Material Publication - Copyrighted Materials 2025-10-08T04:00:00Z 2025 10     2025-10-08T23:00:08Z   0 0 09000064b8db10ad
EPA-HQ-OAR-2017-0688-0166 EPA Stationary Combustion Turbine NESHAP Risk and Technology Review EPA-HQ-OAR-2017-0688 Emission Test Report for Northern Natural Gas Company Waterloo Compressor Station Unit 7 Supporting & Related Material Data 2025-10-08T04:00:00Z 2025 10     2025-10-08T23:00:10Z   0 0 09000064b8db7538
EPA-HQ-OAR-2017-0688-0177 EPA Stationary Combustion Turbine NESHAP Risk and Technology Review EPA-HQ-OAR-2017-0688 Letter to DTE Vantage requesting additional acid gas test data for a Clean Air Act Section 114 Request Supporting & Related Material Letter 2025-10-08T04:00:00Z 2025 10     2025-10-08T23:00:19Z   0 0 09000064b8dc1d37
EPA-HQ-OAR-2017-0688-0153 EPA Stationary Combustion Turbine NESHAP Risk and Technology Review EPA-HQ-OAR-2017-0688 Enclosure 2 to Clean Air Act Section 114 Request to Turbine Manufacturers Supporting & Related Material Data 2025-10-08T04:00:00Z 2025 10     2025-10-08T23:00:00Z   0 0 09000064b8db5ab0

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CREATE TABLE documents (
    id TEXT PRIMARY KEY,
    agency_id TEXT,
    docket_id TEXT REFERENCES dockets(id),
    title TEXT,
    document_type TEXT,
    subtype TEXT,
    posted_date TEXT,
    posted_year INTEGER,
    posted_month INTEGER,
    comment_start_date TEXT,
    comment_end_date TEXT,
    last_modified TEXT,
    fr_doc_num TEXT,
    open_for_comment INTEGER,
    withdrawn INTEGER,
    object_id TEXT
);
CREATE INDEX idx_docs_agency ON documents(agency_id);
CREATE INDEX idx_docs_docket ON documents(docket_id);
CREATE INDEX idx_docs_date ON documents(posted_date);
CREATE INDEX idx_docs_year ON documents(posted_year);
CREATE INDEX idx_docs_type ON documents(document_type);
CREATE INDEX idx_docs_frnum ON documents(fr_doc_num);
CREATE INDEX idx_docs_comment_end ON documents(comment_end_date) WHERE comment_end_date IS NOT NULL AND withdrawn = 0;
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