Manual of Procedures

View the full manual of technical procedures covering all aspects of the Air District’s enforcement, regulatory, monitoring, evaluation, and documentation activities.

Volume I - Enforcement Procedures

Part	Contents	Table Mobile Only Column
Part 1	Evaluation of Visible Emissions (12 Kb PDF, 5 pgs, revised 1/15/2013)	Part 1 Contents: Evaluation of Visible Emissions (12 Kb PDF, 5 pgs, revised 1/15/2013)
Part 2	Inspection Criteria For Phase II Gasoline Vapor Balance Systems (97 Kb PDF, 7 pgs, revised 7/3/2012)	Part 2 Contents: Inspection Criteria For Phase II Gasoline Vapor Balance Systems (97 Kb PDF, 7 pgs, revised 7/3/2012)
Part 3	Labeling Requirements For Asbestos Waste Containers (28 Kb PDF, 1 pg, revised 7/3/2012)	Part 3 Contents: Labeling Requirements For Asbestos Waste Containers (28 Kb PDF, 1 pg, revised 7/3/2012)
Part 4	Warning Sign Requirements For Asbestos Waste Disposal Sites (27 Kb PDF, 1 pg, revised 7/3/2012)	Part 4 Contents: Warning Sign Requirements For Asbestos Waste Disposal Sites (27 Kb PDF, 1 pg, revised 7/3/2012)
Part 5	Boiler, Steam Generator, and Process Heater Tuning Procedure (64 Kb PDF, 6 pgs, revised 10/7/2022)	Part 5 Contents: Boiler, Steam Generator, and Process Heater Tuning Procedure (64 Kb PDF, 6 pgs, revised 10/7/2022)
Part 6	Emissions Averaging Procedure for Wood Product Coatings (74 Kb PDF, 4 pgs, revised 7/3/2012)	Part 6 Contents: Emissions Averaging Procedure for Wood Product Coatings (74 Kb PDF, 4 pgs, revised 7/3/2012)
Part 7	Emissions Averaging Procedure For Architectural Coatings (122 Kb PDF, 5 pgs, revised 7/3/2012)	Part 7 Contents: Emissions Averaging Procedure For Architectural Coatings (122 Kb PDF, 5 pgs, revised 7/3/2012)

Volume II - Engineering Permitting Procedures

Part	Contents	Table Mobile Only Column
Index	index (13 Kb PDF, 4 pgs, revised 7/3/2012)	Index Contents: index (13 Kb PDF, 4 pgs, revised 7/3/2012)
Part 1	Introduction (20 Kb PDF, 2 pgs, revised 7/3/2012)	Part 1 Contents: Introduction (20 Kb PDF, 2 pgs, revised 7/3/2012)
Part 2	Permits - General (54 Kb PDF, 11 pgs, revised 7/3/2012)	Part 2 Contents: Permits - General (54 Kb PDF, 11 pgs, revised 7/3/2012)
Part 3	Major Facility Review Permit Requirements (130 Kb PDF, 38 pgs, revised 7/3/2012)	Part 3 Contents: Major Facility Review Permit Requirements (130 Kb PDF, 38 pgs, revised 7/3/2012)
Part 4	New and Modified Sources of Toxic Air Contaminants (145 Kb PDF, 24 pgs, revised 7/3/2012)	Part 4 Contents: New and Modified Sources of Toxic Air Contaminants (145 Kb PDF, 24 pgs, revised 7/3/2012)

Volume III - Laboratory Policy and Procedures

Volume IV - Source Test Policy and Procedures

Volume V - Continuous Emission Monitoring Policy and Procedures

Part	Contents	Table Mobile Only Column
Volume 5	Continuous Emission Monitoring Policy and Procedures (81 Kb PDF, 17 pgs, revised 7/3/2012)	Volume 5 Contents: Continuous Emission Monitoring Policy and Procedures (81 Kb PDF, 17 pgs, revised 7/3/2012)

Volume VI - Air Monitoring Procedures

Part	Contents	Table Mobile Only Column
Appendix	Appendix - Meteorological Monitoring Guidance for Manual of Procedures (77 Kb PDF, 11 pgs, revised 7/3/2012)	Appendix Contents: Appendix - Meteorological Monitoring Guidance for Manual of Procedures (77 Kb PDF, 11 pgs, revised 7/3/2012)
Volume 6	Air Monitoring Procedures (119 Kb PDF, 18 pgs, revised 7/3/2012)	Volume 6 Contents: Air Monitoring Procedures (119 Kb PDF, 18 pgs, revised 7/3/2012)

Volume VII - Guidelines for Environmental Processes

Part	Contents	Table Mobile Only Column
Guidelines	Volume 7 - Guidelines for Environmental Processes (241 Kb PDF, 24 pgs, revised 7/3/2012)	Guidelines Contents: Volume 7 - Guidelines for Environmental Processes (241 Kb PDF, 24 pgs, revised 7/3/2012)

Volume VIII - Procedures for Calculating and Generating Mobile Source Emission Reduction Credits

Part	Contents	Table Mobile Only Column
Volume 8	Volume 8 - Procedures for Calculating and Generating Mobile Source Emission Reduction Credits (30 Kb PDF, 10 pgs, revised 7/3/2012)	Volume 8 Contents: Volume 8 - Procedures for Calculating and Generating Mobile Source Emission Reduction Credits (30 Kb PDF, 10 pgs, revised 7/3/2012)

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Air District Operations

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Manual of Procedures

Publications

Volume I - Enforcement Procedures

Volume II - Engineering Permitting Procedures

Volume III - Laboratory Policy and Procedures

Volume IV - Source Test Policy and Procedures

Volume V - Continuous Emission Monitoring Policy and Procedures

Volume VI - Air Monitoring Procedures

Volume VII - Guidelines for Environmental Processes

Volume VIII - Procedures for Calculating and Generating Mobile Source Emission Reduction Credits

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Procedure	Laboratory Policy and Procedures	Table Mobile Only Column
Method 1A	Method 1A - Determination of Ammonia in Effluents Collected in Acid Media using the Specific Ion Electrode (14 Kb PDF, 4 pgs, revised 7/3/2012)	Method 1A Laboratory Policy and Procedures: Method 1A - Determination of Ammonia in Effluents Collected in Acid Media using the Specific Ion Electrode (14 Kb PDF, 4 pgs, revised 7/3/2012)
Method 2	Method 2 - Determination of Beryllium in Effluent & Atmospheric Particulate Matter (19 Kb PDF, 3 pgs, revised 7/3/2012)	Method 2 Laboratory Policy and Procedures: Method 2 - Determination of Beryllium in Effluent & Atmospheric Particulate Matter (19 Kb PDF, 3 pgs, revised 7/3/2012)
Method 10A	Method 10A - Determination of Sulfur in Petroleum and Petroleum Products (574 Kb PDF, 5 pgs, revised 7/3/2012)	Method 10A Laboratory Policy and Procedures: Method 10A - Determination of Sulfur in Petroleum and Petroleum Products (574 Kb PDF, 5 pgs, revised 7/3/2012)
Method 13	Method 13 - Determination of the Reid Vapor Pressure of Petroleum Products (18 Kb PDF, 3 pgs, revised 7/3/2012)	Method 13 Laboratory Policy and Procedures: Method 13 - Determination of the Reid Vapor Pressure of Petroleum Products (18 Kb PDF, 3 pgs, revised 7/3/2012)
Method 21	Method 21 - Determination of Compliance of Volatile Organic Compounds for Water Reducible Coatings (193 Kb PDF, 10 pgs, revised 7/3/2012)	Method 21 Laboratory Policy and Procedures: Method 21 - Determination of Compliance of Volatile Organic Compounds for Water Reducible Coatings (193 Kb PDF, 10 pgs, revised 7/3/2012)
Method 22	Method 22 - Determination of Compliance of Volatile Organic Compounds for Solvent Based Coatings, Inks, and Other Related Products (391 Kb PDF, 18 pgs, revised 7/3/2012)	Method 22 Laboratory Policy and Procedures: Method 22 - Determination of Compliance of Volatile Organic Compounds for Solvent Based Coatings, Inks, and Other Related Products (391 Kb PDF, 18 pgs, revised 7/3/2012)
Method 23	Method 23 - Determination of Volatile Emissions from Polyester Resins (24 Kb PDF, 4 pgs, revised 7/3/2012)	Method 23 Laboratory Policy and Procedures: Method 23 - Determination of Volatile Emissions from Polyester Resins (24 Kb PDF, 4 pgs, revised 7/3/2012)
Method 24	Method 24 - Determination of Total Fluoride in Effluents (22 Kb PDF, 4 pgs, revised 7/3/2012)	Method 24 Laboratory Policy and Procedures: Method 24 - Determination of Total Fluoride in Effluents (22 Kb PDF, 4 pgs, revised 7/3/2012)
Method 26	Method 26 - Determination of Volatile Weight Loss of Gel Coats (27 Kb PDF, 5 pgs, revised 7/3/2012)	Method 26 Laboratory Policy and Procedures: Method 26 - Determination of Volatile Weight Loss of Gel Coats (27 Kb PDF, 5 pgs, revised 7/3/2012)
Method 27	Method 27 - Determination of Vinyl Chloride in Effluent (22 Kb PDF, 4 pgs, revised 7/3/2012)	Method 27 Laboratory Policy and Procedures: Method 27 - Determination of Vinyl Chloride in Effluent (22 Kb PDF, 4 pgs, revised 7/3/2012)
Method 28	Method 28 - Determination of Vapor Pressure of Organic Liquids from Storage Tanks (27 Kb PDF, 4 pgs, revised 7/3/2012)	Method 28 Laboratory Policy and Procedures: Method 28 - Determination of Vapor Pressure of Organic Liquids from Storage Tanks (27 Kb PDF, 4 pgs, revised 7/3/2012)
Method 29	Method 29 - Determination of Ethanol in Bakery Effluents (22 Kb PDF, 4 pgs, revised 7/3/2012)	Method 29 Laboratory Policy and Procedures: Method 29 - Determination of Ethanol in Bakery Effluents (22 Kb PDF, 4 pgs, revised 7/3/2012)
Method 31	Method 31 - Determination of Volatile Organic Compounds in Paint Strippers, Solvent Cleaners and Low Solids Coatings (184 Kb PDF, 9 pgs, revised 7/3/2012)	Method 31 Laboratory Policy and Procedures: Method 31 - Determination of Volatile Organic Compounds in Paint Strippers, Solvent Cleaners and Low Solids Coatings (184 Kb PDF, 9 pgs, revised 7/3/2012)
Method 33	Method 33 - Determination of Dissolved Critical Volatile Organic Compounds in Wastewater Separators (108 Kb PDF, 5 pgs, revised 7/3/2012)	Method 33 Laboratory Policy and Procedures: Method 33 - Determination of Dissolved Critical Volatile Organic Compounds in Wastewater Separators (108 Kb PDF, 5 pgs, revised 7/3/2012)
Method 34	Method 34 - Determination of Hexavalent and Total Chromium in Effluent Samples from Electrolytic Chrome Plating operations (46 Kb PDF, 10 pgs, revised 7/3/2012)	Method 34 Laboratory Policy and Procedures: Method 34 - Determination of Hexavalent and Total Chromium in Effluent Samples from Electrolytic Chrome Plating operations (46 Kb PDF, 10 pgs, revised 7/3/2012)
Method 39	Method 39 - Determination of Styrene Monomer Contents of Polyester Resin Material (26 Kb PDF, 5 pgs, revised 7/3/2012)	Method 39 Laboratory Policy and Procedures: Method 39 - Determination of Styrene Monomer Contents of Polyester Resin Material (26 Kb PDF, 5 pgs, revised 7/3/2012)
Method 41	Method 41 - Determination of Volatile Organic Compounds in Solvent Based Coatings and Related Materials Containing Parachlorobenzotrifluoride (4 Mb PDF, 11 pgs, revised 7/3/2012)	Method 41 Laboratory Policy and Procedures: Method 41 - Determination of Volatile Organic Compounds in Solvent Based Coatings and Related Materials Containing Parachlorobenzotrifluoride (4 Mb PDF, 11 pgs, revised 7/3/2012)
Method 43	Method 43 - Determination of Volatile Methylsiloxanes in Solvent Based Coatings, Inks and Related Materials (199 Kb PDF, 12 pgs, revised 7/3/2012)	Method 43 Laboratory Policy and Procedures: Method 43 - Determination of Volatile Methylsiloxanes in Solvent Based Coatings, Inks and Related Materials (199 Kb PDF, 12 pgs, revised 7/3/2012)
Method 44A	Method 44A - Determination of Reduced Sulfur Gases and Sulfur Dioxide in Effluent Samples by Gas Chromatographic Method (109 Kb PDF, 8 pgs, revised 7/3/2012)	Method 44A Laboratory Policy and Procedures: Method 44A - Determination of Reduced Sulfur Gases and Sulfur Dioxide in Effluent Samples by Gas Chromatographic Method (109 Kb PDF, 8 pgs, revised 7/3/2012)
Method 45	Methos 45 - Determination of Butanes and Pentanes in Polymeric Materials (50 Kb PDF, 7 pgs, revised 7/3/2012)	Method 45 Laboratory Policy and Procedures: Methos 45 - Determination of Butanes and Pentanes in Polymeric Materials (50 Kb PDF, 7 pgs, revised 7/3/2012)
Method 46	Method 46 - Determination of the Composite Partial Pressure of Volatile Organic Compounds in Cleaning Products (209 Kb PDF, 9 pgs, revised 7/3/2012)	Method 46 Laboratory Policy and Procedures: Method 46 - Determination of the Composite Partial Pressure of Volatile Organic Compounds in Cleaning Products (209 Kb PDF, 9 pgs, revised 7/3/2012)
Method 4B	Method 4B - Determination of Total Lead in Effluents (24 Kb PDF, 4 pgs, revised 7/3/2012)	Method 4B Laboratory Policy and Procedures: Method 4B - Determination of Total Lead in Effluents (24 Kb PDF, 4 pgs, revised 7/3/2012)

Procedure	Reg	Source Test Procedures	Table Mobile Only Column
Introduction	N/A	Introduction (22 Kb PDF, 9 pgs, revised 7/17/2017)	Introduction Reg: N/A Source Test Procedures: Introduction (22 Kb PDF, 9 pgs, revised 7/17/2017)
ST-1B	Odorous Substances (14 Kb PDF, 4 pgs, revised 4/24/2018)	ST-1B Ammonia, Integrated Sampling (Reg. 7) (90 Kb PDF, 7 pgs, revised 7/17/2017)	ST-1B Reg: Odorous Substances (14 Kb PDF, 4 pgs, revised 4/24/2018) Source Test Procedures: ST-1B Ammonia, Integrated Sampling (Reg. 7) (90 Kb PDF, 7 pgs, revised 7/17/2017)
ST-2	Beryllium (11 Kb PDF, 3 pgs, revised 4/24/2018)	ST-2 Beryllium Sampling (Reg. 11) (118 Kb PDF, 8 pgs, revised 7/17/2017)	ST-2 Reg: Beryllium (11 Kb PDF, 3 pgs, revised 4/24/2018) Source Test Procedures: ST-2 Beryllium Sampling (Reg. 11) (118 Kb PDF, 8 pgs, revised 7/17/2017)
ST-3	Terminals and Bulk Plants (30 Kb PDF, 7 pgs, revised 4/24/2018) Gasoline Bulk Plants and Gasoline Cargo Tanks (28 Kb PDF, 8 pgs, revised 4/24/2018)	ST-3 Bulk Gasoline Transfer Plants (500-20,000 GPD) (Reg. 8) (281 Kb PDF, 13 pgs, revised 7/17/2017)	ST-3 Reg: Terminals and Bulk Plants (30 Kb PDF, 7 pgs, revised 4/24/2018) Gasoline Bulk Plants and Gasoline Cargo Tanks (28 Kb PDF, 8 pgs, revised 4/24/2018) Source Test Procedures: ST-3 Bulk Gasoline Transfer Plants (500-20,000 GPD) (Reg. 8) (281 Kb PDF, 13 pgs, revised 7/17/2017)
ST-5	Regulation 6, Rule 1: General Requirements (Amendments Adopted August 1, 2018) (505 Kb PDF, 11 pgs, posted 8/27/2018)	ST-5 Carbon Dioxide, Continuous Sampling (Reg. 6) (53 Kb PDF, 3 pgs, revised 7/17/2017)	ST-5 Reg: Regulation 6, Rule 1: General Requirements (Amendments Adopted August 1, 2018) (505 Kb PDF, 11 pgs, posted 8/27/2018) Source Test Procedures: ST-5 Carbon Dioxide, Continuous Sampling (Reg. 6) (53 Kb PDF, 3 pgs, revised 7/17/2017)
ST-6	General Provisions (13 Kb PDF, 4 pgs, revised 4/24/2018) Standards of Performance for New Stationary Sources (27 Kb PDF, 9 pgs, revised 4/24/2018)	ST-6 Carbon Monoxide, Continuous Sampling (Regs. 8 & 10) (57 Kb PDF, 4 pgs, revised 7/17/2017)	ST-6 Reg: General Provisions (13 Kb PDF, 4 pgs, revised 4/24/2018) Standards of Performance for New Stationary Sources (27 Kb PDF, 9 pgs, revised 4/24/2018) Source Test Procedures: ST-6 Carbon Monoxide, Continuous Sampling (Regs. 8 & 10) (57 Kb PDF, 4 pgs, revised 7/17/2017)
ST-7	General Provisions (13 Kb PDF, 4 pgs, revised 4/24/2018)	ST-7 Non-Methane Organic Carbon Sampling (Reg. 8) (243 Kb PDF, 21 pgs, revised 7/17/2017)	ST-7 Reg: General Provisions (13 Kb PDF, 4 pgs, revised 4/24/2018) Source Test Procedures: ST-7 Non-Methane Organic Carbon Sampling (Reg. 8) (243 Kb PDF, 21 pgs, revised 7/17/2017)
ST-8	Odorous Substances (14 Kb PDF, 4 pgs, revised 4/24/2018)	ST-8 Dimethylsulfide Sampling (Reg. 7) (88 Kb PDF, 4 pgs, revised 7/17/2017)	ST-8 Reg: Odorous Substances (14 Kb PDF, 4 pgs, revised 4/24/2018) Source Test Procedures: ST-8 Dimethylsulfide Sampling (Reg. 7) (88 Kb PDF, 4 pgs, revised 7/17/2017)
ST-9	Lead (8 Kb PDF, 2 pgs, revised 4/24/2018) Standards of Performance for New Stationary Sources (27 Kb PDF, 9 pgs, revised 4/24/2018)	ST-9 Lead Sampling (Regs. 10 & 11) (124 Kb PDF, 9 pgs, revised 7/17/2017)	ST-9 Reg: Lead (8 Kb PDF, 2 pgs, revised 4/24/2018) Standards of Performance for New Stationary Sources (27 Kb PDF, 9 pgs, revised 4/24/2018) Source Test Procedures: ST-9 Lead Sampling (Regs. 10 & 11) (124 Kb PDF, 9 pgs, revised 7/17/2017)
ST-10	Mercury (7 Kb PDF, 2 pgs, revised 4/24/2018)	ST-10 Mercury Sampling (Reg. 11) (218 Kb PDF, 11 pgs, revised 7/17/2017)	ST-10 Reg: Mercury (7 Kb PDF, 2 pgs, revised 4/24/2018) Source Test Procedures: ST-10 Mercury Sampling (Reg. 11) (218 Kb PDF, 11 pgs, revised 7/17/2017)
ST-11	Odorous Substances (14 Kb PDF, 4 pgs, revised 4/24/2018)	ST-11 Mercaptans, Integrated Sampling (Reg. 7) (88 Kb PDF, 5 pgs, revised 7/17/2017)	ST-11 Reg: Odorous Substances (14 Kb PDF, 4 pgs, revised 4/24/2018) Source Test Procedures: ST-11 Mercaptans, Integrated Sampling (Reg. 7) (88 Kb PDF, 5 pgs, revised 7/17/2017)
ST-12	Odorous Substances (14 Kb PDF, 4 pgs, revised 4/24/2018)	ST-12 Collection of Odorous Samples (Reg. 7) (84 Kb PDF, 4 pgs, revised 7/17/2017)	ST-12 Reg: Odorous Substances (14 Kb PDF, 4 pgs, revised 4/24/2018) Source Test Procedures: ST-12 Collection of Odorous Samples (Reg. 7) (84 Kb PDF, 4 pgs, revised 7/17/2017)
ST-13A	Nitrogen Oxides from Heat Transfer Operations (8 Kb PDF, 2 pgs, revised 4/24/2018) Standards of Performance for New Stationary Sources (27 Kb PDF, 9 pgs, revised 4/24/2018)	ST-13A Oxides of Nitrogen, Continuous Sampling (Regs. 9 & 10) (62 Kb PDF, 5 pgs, revised 7/17/2017)	ST-13A Reg: Nitrogen Oxides from Heat Transfer Operations (8 Kb PDF, 2 pgs, revised 4/24/2018) Standards of Performance for New Stationary Sources (27 Kb PDF, 9 pgs, revised 4/24/2018) Source Test Procedures: ST-13A Oxides of Nitrogen, Continuous Sampling (Regs. 9 & 10) (62 Kb PDF, 5 pgs, revised 7/17/2017)
ST-14	Nitrogen Oxides from Heat Transfer Operations (8 Kb PDF, 2 pgs, revised 4/24/2018)	ST-14 Oxygen, Continuous Sampling (Regs. 9) (53 Kb PDF, 3 pgs, revised 7/17/2017)	ST-14 Reg: Nitrogen Oxides from Heat Transfer Operations (8 Kb PDF, 2 pgs, revised 4/24/2018) Source Test Procedures: ST-14 Oxygen, Continuous Sampling (Regs. 9) (53 Kb PDF, 3 pgs, revised 7/17/2017)
ST-15	Regulation 6, Rule 1: General Requirements (Amendments Adopted August 1, 2018) (505 Kb PDF, 11 pgs, posted 8/27/2018) Standards of Performance for New Stationary Sources (27 Kb PDF, 9 pgs, revised 4/24/2018)	ST-15 Particulate Sampling (Regs. 6 & 10) (225 Kb PDF, 15 pgs, revised 7/17/2017)	ST-15 Reg: Regulation 6, Rule 1: General Requirements (Amendments Adopted August 1, 2018) (505 Kb PDF, 11 pgs, posted 8/27/2018) Standards of Performance for New Stationary Sources (27 Kb PDF, 9 pgs, revised 4/24/2018) Source Test Procedures: ST-15 Particulate Sampling (Regs. 6 & 10) (225 Kb PDF, 15 pgs, revised 7/17/2017)
ST-16	Odorous Substances (14 Kb PDF, 4 pgs, revised 4/24/2018)	ST-16 Phenolic Compounds Sampling (Reg. 7) (93 Kb PDF, 6 pgs, revised 7/17/2017)	ST-16 Reg: Odorous Substances (14 Kb PDF, 4 pgs, revised 4/24/2018) Source Test Procedures: ST-16 Phenolic Compounds Sampling (Reg. 7) (93 Kb PDF, 6 pgs, revised 7/17/2017)
ST-17	N/A	ST-17 Stack Gas Velocity and Volumetric Flowrate (23 Kb PDF, 5 pgs, revised 7/17/2017)	ST-17 Reg: N/A Source Test Procedures: ST-17 Stack Gas Velocity and Volumetric Flowrate (23 Kb PDF, 5 pgs, revised 7/17/2017)
ST-18	N/A	ST-18 Stack Traverse Point Determination (8 Kb PDF, 2 pgs, revised 7/17/2017)	ST-18 Reg: N/A Source Test Procedures: ST-18 Stack Traverse Point Determination (8 Kb PDF, 2 pgs, revised 7/17/2017)
ST-19A	Standards of Performance for New Stationary Sources (27 Kb PDF, 9 pgs, revised 4/24/2018) Sulfur Dioxide (22 Kb PDF, 6 pgs, revised 4/24/2018)	ST-19A Sulfur Dioxide, Continuous Sampling (Regs. 9 & 10) (69 Kb PDF, 6 pgs, revised 7/17/2017)	ST-19A Reg: Standards of Performance for New Stationary Sources (27 Kb PDF, 9 pgs, revised 4/24/2018) Sulfur Dioxide (22 Kb PDF, 6 pgs, revised 4/24/2018) Source Test Procedures: ST-19A Sulfur Dioxide, Continuous Sampling (Regs. 9 & 10) (69 Kb PDF, 6 pgs, revised 7/17/2017)
ST-19B	Standards of Performance for New Stationary Sources (27 Kb PDF, 9 pgs, revised 4/24/2018) Sulfur Dioxide (22 Kb PDF, 6 pgs, revised 4/24/2018)	ST-19B Sulfur Oxides, Integrated Sampling (Regs. 9 & 10) (Deleted) (104 Kb PDF, 7 pgs, revised 7/17/2017)	ST-19B Reg: Standards of Performance for New Stationary Sources (27 Kb PDF, 9 pgs, revised 4/24/2018) Sulfur Dioxide (22 Kb PDF, 6 pgs, revised 4/24/2018) Source Test Procedures: ST-19B Sulfur Oxides, Integrated Sampling (Regs. 9 & 10) (Deleted) (104 Kb PDF, 7 pgs, revised 7/17/2017)
ST-20	Standards of Performance for New Stationary Sources (27 Kb PDF, 9 pgs, revised 4/24/2018) Sulfur Dioxide (22 Kb PDF, 6 pgs, revised 4/24/2018) Acid Mist from Sulfuric Acid Plants (7 Kb PDF, 2 pgs, revised 4/24/2018)	ST-20 Sulfur Dioxide, Sulfur Trioxide and Sulfuric Acid Mist (Regs. 6, 9, 10 & 12) (125 Kb PDF, 10 pgs, revised 7/17/2017)	ST-20 Reg: Standards of Performance for New Stationary Sources (27 Kb PDF, 9 pgs, revised 4/24/2018) Sulfur Dioxide (22 Kb PDF, 6 pgs, revised 4/24/2018) Acid Mist from Sulfuric Acid Plants (7 Kb PDF, 2 pgs, revised 4/24/2018) Source Test Procedures: ST-20 Sulfur Dioxide, Sulfur Trioxide and Sulfuric Acid Mist (Regs. 6, 9, 10 & 12) (125 Kb PDF, 10 pgs, revised 7/17/2017)
ST-21	Kraft Pulp Mills (14 Kb PDF, 4 pgs, revised 4/24/2018)	ST-21 Total Reduced Sulfur Sampling (Reg. 12) (16 Kb PDF, 3 pgs, revised 7/17/2017)	ST-21 Reg: Kraft Pulp Mills (14 Kb PDF, 4 pgs, revised 4/24/2018) Source Test Procedures: ST-21 Total Reduced Sulfur Sampling (Reg. 12) (16 Kb PDF, 3 pgs, revised 7/17/2017)
ST-22	Odorous Substances (14 Kb PDF, 4 pgs, revised 4/24/2018)	ST-22 Trimethylamine Sampling (Reg. 7) (88 Kb PDF, 8 pgs, revised 7/17/2017)	ST-22 Reg: Odorous Substances (14 Kb PDF, 4 pgs, revised 4/24/2018) Source Test Procedures: ST-22 Trimethylamine Sampling (Reg. 7) (88 Kb PDF, 8 pgs, revised 7/17/2017)
ST-23	N/A	ST-23 Water Vapor Sampling (85 Kb PDF, 6 pgs, revised 7/17/2017)	ST-23 Reg: N/A Source Test Procedures: ST-23 Water Vapor Sampling (85 Kb PDF, 6 pgs, revised 7/17/2017)
ST-24	Standards of Performance for New Stationary Sources (27 Kb PDF, 9 pgs, revised 4/24/2018)	ST-24 Evacuated Cylinder Sampling for Orsat Analysis (CO, CO 2 , O 2 ) (Regs. 6, 8, 9 & 10) (35 Kb PDF, 3 pgs, revised 7/17/2017)	ST-24 Reg: Standards of Performance for New Stationary Sources (27 Kb PDF, 9 pgs, revised 4/24/2018) Source Test Procedures: ST-24 Evacuated Cylinder Sampling for Orsat Analysis (CO, CO 2 , O 2 ) (Regs. 6, 8, 9 & 10) (35 Kb PDF, 3 pgs, revised 7/17/2017)
ST-25	Standards of Performance for New Stationary Sources (27 Kb PDF, 9 pgs, revised 4/24/2018)	ST-25 Fluoride, Integrated Sampling (Reg. 10) (91 Kb PDF, 7 pgs, revised 7/17/2017)	ST-25 Reg: Standards of Performance for New Stationary Sources (27 Kb PDF, 9 pgs, revised 4/24/2018) Source Test Procedures: ST-25 Fluoride, Integrated Sampling (Reg. 10) (91 Kb PDF, 7 pgs, revised 7/17/2017)
ST-26	Standards of Performance for New Stationary Sources (27 Kb PDF, 9 pgs, revised 4/24/2018)	ST-26 Coke Burn-Off Rate (Reg. 10) (Deleted) (9 Kb PDF, 1 pg, revised 7/17/2017)	ST-26 Reg: Standards of Performance for New Stationary Sources (27 Kb PDF, 9 pgs, revised 4/24/2018) Source Test Procedures: ST-26 Coke Burn-Off Rate (Reg. 10) (Deleted) (9 Kb PDF, 1 pg, revised 7/17/2017)
ST-27	Gasoline Dispensing Facilities (37 Kb PDF, 10 pgs, revised 4/24/2018)	ST-27 GDF Dynamic Back Pressure Test (Reg. 8) (Revised: September 9, 2002) (571 Kb PDF, 15 pgs, revised 7/17/2017)	ST-27 Reg: Gasoline Dispensing Facilities (37 Kb PDF, 10 pgs, revised 4/24/2018) Source Test Procedures: ST-27 GDF Dynamic Back Pressure Test (Reg. 8) (Revised: September 9, 2002) (571 Kb PDF, 15 pgs, revised 7/17/2017)
ST-28	Standards of Performance for New Stationary Sources (27 Kb PDF, 9 pgs, revised 4/24/2018)	ST-28 Hydrogen Sulfide, Integrated Sampling (Reg. 10) (93 Kb PDF, 6 pgs, revised 7/17/2017)	ST-28 Reg: Standards of Performance for New Stationary Sources (27 Kb PDF, 9 pgs, revised 4/24/2018) Source Test Procedures: ST-28 Hydrogen Sulfide, Integrated Sampling (Reg. 10) (93 Kb PDF, 6 pgs, revised 7/17/2017)
ST-29	Vinyl Chloride (18 Kb PDF, 7 pgs, revised 4/24/2018)	ST-29 Vinyl Chloride (Reg. 11) (45 Kb PDF, 3 pgs, revised 7/17/2017)	ST-29 Reg: Vinyl Chloride (18 Kb PDF, 7 pgs, revised 4/24/2018) Source Test Procedures: ST-29 Vinyl Chloride (Reg. 11) (45 Kb PDF, 3 pgs, revised 7/17/2017)
ST-30	Gasoline Dispensing Facilities (37 Kb PDF, 10 pgs, revised 4/24/2018)	ST-30 Static Pressure Integrity Test, Underground Storage Tanks (Reg. 8) (Revised: September 9, 2002) (365 Kb PDF, 14 pgs, revised 7/17/2017)	ST-30 Reg: Gasoline Dispensing Facilities (37 Kb PDF, 10 pgs, revised 4/24/2018) Source Test Procedures: ST-30 Static Pressure Integrity Test, Underground Storage Tanks (Reg. 8) (Revised: September 9, 2002) (365 Kb PDF, 14 pgs, revised 7/17/2017)
ST-31		ST-31 Perchloroethylene (Reg. 8) (63 Kb PDF, 5 pgs, revised 7/17/2017)	ST-31 Reg: Source Test Procedures: ST-31 Perchloroethylene (Reg. 8) (63 Kb PDF, 5 pgs, revised 7/17/2017)
ST-32	Large Commercial Bread Bakeries (17 Kb PDF, 4 pgs, revised 4/24/2018)	ST-32 Ethanol, Integrated Sampling (Reg. 8) (99 Kb PDF, 6 pgs, revised 7/17/2017)	ST-32 Reg: Large Commercial Bread Bakeries (17 Kb PDF, 4 pgs, revised 4/24/2018) Source Test Procedures: ST-32 Ethanol, Integrated Sampling (Reg. 8) (99 Kb PDF, 6 pgs, revised 7/17/2017)
ST-33	Gasoline Bulk Terminals and Gasoline Cargo Tanks (60 Kb PDF, 11 pgs, revised 4/24/2018) Gasoline Bulk Plants and Gasoline Cargo Tanks (28 Kb PDF, 8 pgs, revised 4/24/2018)	ST-33 Gasoline Cargo Tanks (Reg. 8) (114 Kb PDF, 16 pgs, revised 7/17/2017)	ST-33 Reg: Gasoline Bulk Terminals and Gasoline Cargo Tanks (60 Kb PDF, 11 pgs, revised 4/24/2018) Gasoline Bulk Plants and Gasoline Cargo Tanks (28 Kb PDF, 8 pgs, revised 4/24/2018) Source Test Procedures: ST-33 Gasoline Cargo Tanks (Reg. 8) (114 Kb PDF, 16 pgs, revised 7/17/2017)
ST-34	Standards of Performance for New Stationary Sources (27 Kb PDF, 9 pgs, revised 4/24/2018) Terminals and Bulk Plants (30 Kb PDF, 7 pgs, revised 4/24/2018) Gasoline Bulk Terminals and Gasoline Cargo Tanks (60 Kb PDF, 11 pgs, revised 4/24/2018) Gasoline Bulk Plants and Gasoline Cargo Tanks (28 Kb PDF, 8 pgs, revised 4/24/2018) Marine Tank Vessel Operations (31 Kb PDF, 10 pgs, revised 4/24/2018)	ST-34 8,10 Bulk and Marine Loading Terminals Vapor Recovery Units (Regs. 8 & 10) Last amended 12/7/05 (248 Kb PDF, 29 pgs, revised 7/17/2017)	ST-34 Reg: Standards of Performance for New Stationary Sources (27 Kb PDF, 9 pgs, revised 4/24/2018) Terminals and Bulk Plants (30 Kb PDF, 7 pgs, revised 4/24/2018) Gasoline Bulk Terminals and Gasoline Cargo Tanks (60 Kb PDF, 11 pgs, revised 4/24/2018) Gasoline Bulk Plants and Gasoline Cargo Tanks (28 Kb PDF, 8 pgs, revised 4/24/2018) Marine Tank Vessel Operations (31 Kb PDF, 10 pgs, revised 4/24/2018) Source Test Procedures: ST-34 8,10 Bulk and Marine Loading Terminals Vapor Recovery Units (Regs. 8 & 10) Last amended 12/7/05 (248 Kb PDF, 29 pgs, revised 7/17/2017)
ST-35	Hexavalent Chromium (13 Kb PDF, 1 pg, revised 4/24/2018)	ST-35 Total And Hexavalent Chromium (Reg. 11) (128 Kb PDF, 11 pgs, revised 7/17/2017)	ST-35 Reg: Hexavalent Chromium (13 Kb PDF, 1 pg, revised 4/24/2018) Source Test Procedures: ST-35 Total And Hexavalent Chromium (Reg. 11) (128 Kb PDF, 11 pgs, revised 7/17/2017)
ST-36	Gasoline Dispensing Facilities (37 Kb PDF, 10 pgs, revised 4/24/2018)	ST-36 Gasoline Dispensing Facility Phase I Volumetric Efficiency (Reg. 8) (106 Kb PDF, 10 pgs, revised 7/17/2017)	ST-36 Reg: Gasoline Dispensing Facilities (37 Kb PDF, 10 pgs, revised 4/24/2018) Source Test Procedures: ST-36 Gasoline Dispensing Facility Phase I Volumetric Efficiency (Reg. 8) (106 Kb PDF, 10 pgs, revised 7/17/2017)
ST-37	Gasoline Dispensing Facilities (37 Kb PDF, 10 pgs, revised 4/24/2018)	ST-37 Gasoline Dispensing Facility Liquid Removal Devices (Reg. 8) (76 Kb PDF, 6 pgs, revised 7/17/2017)	ST-37 Reg: Gasoline Dispensing Facilities (37 Kb PDF, 10 pgs, revised 4/24/2018) Source Test Procedures: ST-37 Gasoline Dispensing Facility Liquid Removal Devices (Reg. 8) (76 Kb PDF, 6 pgs, revised 7/17/2017)
ST-38	Gasoline Dispensing Facilities (37 Kb PDF, 10 pgs, revised 4/24/2018)	ST-38 Gasoline Dispensing Facility Static Pressure Integrity - Aboveground Vaulted Tanks (Reg. 8) (137 Kb PDF, 11 pgs, revised 7/17/2017)	ST-38 Reg: Gasoline Dispensing Facilities (37 Kb PDF, 10 pgs, revised 4/24/2018) Source Test Procedures: ST-38 Gasoline Dispensing Facility Static Pressure Integrity - Aboveground Vaulted Tanks (Reg. 8) (137 Kb PDF, 11 pgs, revised 7/17/2017)
ST-39	Gasoline Dispensing Facilities (37 Kb PDF, 10 pgs, revised 4/24/2018)	ST-39 GDF Air To Liquid Volumetric Ratio Test (Reg. 8) (Revised: September 9, 2002) (483 Kb PDF, 12 pgs, revised 7/17/2017)	ST-39 Reg: Gasoline Dispensing Facilities (37 Kb PDF, 10 pgs, revised 4/24/2018) Source Test Procedures: ST-39 GDF Air To Liquid Volumetric Ratio Test (Reg. 8) (Revised: September 9, 2002) (483 Kb PDF, 12 pgs, revised 7/17/2017)