California Code of Regulations, Subarticle 13, Section 95668 - Standards | California Code of Regulations

(a) Separator and Tank Systems

(1) Except as provided in section 95668(a)(2), the following requirements apply to separator and tank systems located at facilities in sectors listed in section 95666.

(2) The requirements of section 95668(a) do not apply to the following, provided that an owner or operator maintains, and makes available upon request by the CARB Executive Officer, records necessary to verify compliance with the following provisions:

(A) Separator and tank systems that receive an average of less than 50 barrels of crude oil and condensate per day. The average daily production shall be determined using the annual production certified reports submitted to the California Department of Conservation Geologic Energy Management Division (CalGEM) and dividing by 365 days per year.

(B) Separator and tank systems used in non-associated gas production that receive an average of less than 200 barrels of produced water per day. The average daily production shall be determined using the annual production certified reports submitted to CalGEM and dividing by 365 days per year.

(C) Separator and tank systems that are controlled with either the use of a floating roof that meets the requirements of 40 CFR 60.112b(a)(1) or (2) (October 8, 1997, which is incorporated herein by reference) or the use of a vapor collection system subject to a local air district rule. If the separator and tank system is controlled with the use of a floating roof or vapor collection system and is located in a region classified as non-attainment with any federal ambient air quality standard for ozone, the separator and tank system shall be subject to one of the following local air district rules for the exemption to apply:

1. San Joaquin Valley Air Pollution Control District Rule 4623: Storage of Organic Liquids (Amended June 15, 2023).

2. South Coast Air Quality Management District Rule 463: Organic Liquid Storage (Amended May 5, 2023).

3. South Coast Air Quality Management District Rule 1178: Further Reductions of VOC Emissions from Storage Tanks at Petroleum Facilities (Amended September 1, 2023).

4. Ventura County Air Pollution Control District Rule 71.1: Crude Oil Production and Separation (Amended July 11, 2023).

(D) Separator and tank systems that are controlled using a gas blanket system to protect tanks from corrosion.

(E) Separators, tanks, and sumps that have contained crude oil, condensate, or produced water for 45 calendar days or fewer per calendar year provided that the owner or operator maintains, and can make available at the request of the CARB Executive Officer, a record of the number of days per year in which the separators, tanks, or sumps have contained liquid.

(F) Tanks used for temporarily separating, storing, or holding liquids from any newly constructed well for up to 90 calendar days following initial production from that well.

(G) Tanks used for temporarily separating, storing, or holding liquids from wells undergoing rework or inspection for up to 90 calendar days.

(H) Tanks that recover an average of less than 10 gallons per day of any petroleum waste product from equipment provided that the owner or operator maintains, and can make available at the request of the CARB Executive Officer, a record of the amount of liquid recovered. The average daily recovery shall be determined by using annual recovery and dividing by 365 days.

(I) Gauge tanks with a capacity of less than or equal to 100 barrels.

(3) Owners or operators of separator and tank systems that are not controlled for emissions with either the use of a vapor collection system as specified in section 95671, or the use of a floating roof that meets the requirements of 40 CFR 60.112b(a)(1) or (2) (October 8, 1997), shall conduct annual flash analysis testing of the crude oil, condensate, or produced water processed, stored, or held in the system.

(A) For new separator and tank systems, the first annual flash analysis testing shall occur within 90 days of initial system startup.

(B) If the results of three consecutive years of test results show that the system has an annual emission rate of less than or equal to 10 metric tons per year of methane, the owner or operator may reduce the frequency of testing to once every five years.

1. If the testing frequency is reduced to once every five years, and if the annual crude oil, condensate, or produced water throughput (based on the calendar year as defined in Appendix C) increases by more than 20 percent above the throughput used to calculate annual emissions for the previous flash test, then the annual methane emissions shall be recalculated using the laboratory reports from previous flash analysis testing; and

2. The owner or operator shall maintain, and make available upon request by the CARB Executive Officer, a record of the revised flash emission calculation as specified in Appendix A, Table A1 and shall report the results to CARB as specified in section 95673 of this subarticle.

(4) Flash analysis testing shall be conducted as follows:

(A) Testing shall be conducted in accordance with the CARB Test Procedure for Determining Annual Flash Emission Rate of Gaseous Compounds from Crude Oil, Condensate, and Produced Water as described in Appendix C.

(B) Testing shall be conducted so that no crude oil, condensate, or produced water is diverted through a gauge tank that is open to the atmosphere and located upstream of the separator and tank system while testing is conducted.

(C) Calculate the annual methane emissions for the crude oil, condensate, and produced water using the test results provided by the laboratory.

(D) Sum the annual methane emissions for the crude oil, condensate, and produced water.

(E) Maintain a record of flash analysis testing as specified in section 95672 and report the results to CARB as specified in section 95673.

(F) The CARB Executive Officer may request additional flash analysis testing or information in the event that the test results reported do not reflect representative results of similar systems.

(G) An owner or operator may perform additional flash analysis testing within a single calendar year and use the average of all results within the calendar year to determine the annual emissions from the separator and tank system, provided that all test reports used in the averaging calculation are maintained and reported as specified in sections 95672 and 95673 of this subarticle.

(5) Owners or operators of a separator and tank system with an annual emission rate greater than 10 metric tons per year of methane based on flash analysis testing, including emission rate recalculations pursuant to section 95668(a)(3)(B)1., shall control the emissions from the separator and tank system and uncontrolled gauge tanks located upstream of the separator and tank system with the use of a vapor collection system as specified in section 95671 within 180 days of conducting the flash analysis testing or completing the emission rate recalculation that first indicated an emission rate greater than 10 metric tons per year of methane.

(6) On or after July 1, 2024, if a separator and tank system is required to use a vapor collection system as specified in section 95671 in order to control emissions, the owner or operator of that system shall comply with all applicable requirements in Appendix D. This requirement applies regardless of whether the system was controlled prior to or after July 1, 2024.

(b) Circulation Tanks for Well Stimulation Treatments

(1) Owners or operators of circulation tanks that conduct well stimulation treatments at facilities in sectors listed in section 95666 shall implement a best practices management plan that is designed to limit methane emissions from circulation tanks, and shall make that plan available upon request by the CARB Executive Officer. Each plan shall contain a list of best practices to address the following issue areas:

(A) Inspection practices to minimize emissions from circulation tanks.

(B) Practices to minimize venting of emissions from circulation tanks.

(C) Practices to minimize the duration of liquid circulation.

(D) Alternative practices to control vented and fugitive emissions.

(c) Reciprocating Natural Gas Compressors

(1) Except as provided in section 95668(c)(2), the following requirements apply to reciprocating natural gas compressors located at natural gas gathering and boosting stations, natural gas processing plants, natural gas transmission compressor stations, and natural gas underground storage facilities in sectors listed in section 95666.

(2) The requirements of section 95668(c) do not apply to the following:

(A) Reciprocating natural gas compressors that operate less than 200 hours per calendar year provided that the owner or operator maintains, and makes available upon request by the CARB Executive Officer, a record of the operating hours per calendar year.

(3) Components on driver engines and compressors shall comply with the leak detection and repair requirements specified in section 95669, except for the rod packing component subject to section 95668(c)(4).

(4) The compressor rod packing or seal emission flow rate through the rod packing or seal vent stack shall be measured annually by direct measurement while the compressor is running at normal operating temperature using one of the following methods, unless the compressor vent stacks used to vent rod packing or seal emissions are controlled with the use of a vapor collection system as specified in section 95671:

(A) Vent stacks shall be equipped with a meter or instrumentation to measure the rod packing or seal emissions flow rate; or

(B) Vent stacks shall be equipped with a clearly identified access port installed at a height of no more than six (6) feet above ground level or a permanent support surface for making individual or combined rod packing or seal emission flow rate measurements.

(C) If the measurement is not obtained because the compressor is not operating for the scheduled test date and the remainder of the calendar year, then testing shall be conducted within seven (7) calendar days of resumed operation. The owner or operator shall maintain, and make available upon request by the CARB Executive Officer, a copy of operating records that document the compressor hours of operation and run dates in order to demonstrate compliance with this requirement.

(D) If the compressor is equipped with a continuous emission flow rate measurement instrument, the owner or operator shall submit the average emission flow rate from the period of time when the compressor was running at normal operating temperature during the calendar year.

(5) A compressor with a rod packing or seal with a measured emission flow rate greater than two (2) standard cubic feet per minute (scfm), or a combined rod packing or seal emission flow rate greater than the number of compression cylinders multiplied by two (2) scfm, shall be successfully repaired within 30 calendar days from the date of the initial emission flow rate measurement.

(A) A delay of repair may be granted by the CARB Executive Officer as specified in section 95670.1 of this subarticle.

(B) If the compressor is not able to be successfully repaired to below the allowed emission flow rate, the owner or operator shall take one of the following actions:

1. Replace the rod packing or seal and measure the emission flow rate through the rod packing or seal vent stack by direct measurement while the compressor is running at normal operating temperature to verify that it is below the allowed emission rate. These actions shall occur within 60 days from the date of the initial emission flow rate measurement.

2. Control emissions from the compressor vent stacks used to vent rod packing or seal emissions with the use of a vapor collection system as specified in section 95671. These actions shall occur within 180 days from the date of the initial emission flow rate measurement.

(6) The owner or operator shall maintain, and make available upon request by the CARB Executive Officer, a record of the flow rate measurement as specified in Appendix A, Table A7 and shall report the result to CARB once per calendar year as specified in section 95673 of this subarticle.

(d) Centrifugal Natural Gas Compressors

(1) Except as provided in section 95668(d)(2), the following requirements apply to centrifugal natural gas compressors located at onshore or offshore crude oil or natural gas production facilities, natural gas gathering and boosting stations, natural gas processing plants, natural gas transmission compressor stations, and natural gas underground storage facilities in sectors listed in section 95666.

(2) The requirements of section 95668(d) do not apply to the following:

(A) Centrifugal natural gas compressors that operate less than 200 hours per calendar year provided that the owner or operator maintains, and can make available upon request by the CARB Executive Officer, a record of the operating hours per calendar year.

(3) Components on driver engines and compressors that use a wet seal or a dry seal shall comply with the leak detection and repair requirements specified in section 95669.

(4) The compressor wet seal shall be measured annually by direct measurement while the compressor is running at normal operating temperature in order to determine the wet seal emission flow rate using one of the following methods, unless the wet seal vent gas is controlled with the use of a vapor collection system as described in section 95671:

(A) All vent stacks that together capture all wet seal emissions, including all wet seal degassing emissions, shall be equipped with a meter or instrumentation to measure the wet seal emissions flow rate; or

(B) All vent stacks that together capture all wet seal emissions, including all wet seal degassing emissions, shall be equipped with a clearly identified access port installed at a height of no more than six (6) feet above ground level or a permanent support surface for making wet seal emission flow rate measurements.

(C) If the measurement is not obtained because the compressor is not operating for the scheduled test date and the remainder of the calendar year, then testing shall be conducted within seven (7) calendar days of resumed operation. The owner or operator shall maintain, and make available upon request by the CARB Executive Officer, a copy of operating records that document the compressor hours of operation and run dates in order to demonstrate compliance with this requirement.

(D) If the compressor is equipped with a continuous emission flow rate measurement instrument, the owner or operator shall submit the average emission flow rate from the period of time when the compressor was running at normal operating temperature during the calendar year.

(5) A compressor with a wet seal emission flow rate greater than three (3) scfm, or a combined flow rate greater than the number of wet seals multiplied by three (3) scfm, shall be successfully repaired within 30 calendar days of the initial flow rate measurement.

(A) A delay of repair may be granted by the CARB Executive Officer as specified in section 95670.1 of this subarticle.

(B) If the compressor is not able to be successfully repaired to below the allowed emission flow rate, the owner or operator shall take one of the following actions within 180 days of the initial flow rate measurement:

1. The wet seal shall be replaced with a dry seal; or

2. Emissions from the compressor vent stacks used to vent all wet seal emissions, including all wet seal degassing emissions, shall be controlled with the use of a vapor collection system as specified in section 95671.

(6) The owner or operator shall maintain, and make available upon request by the CARB Executive Officer, a record of the flow rate measurement as specified in Appendix A, Table A7 and shall report the result to CARB once per calendar year as specified in section 95673 of this subarticle.

(e) Natural Gas Powered Pneumatic Controllers and Pumps

(1) The following requirements apply to natural gas powered pneumatic controllers and pumps located at facilities in sectors listed in section 95666:

(2) Continuous bleed natural gas pneumatic controllers shall not vent natural gas to the atmosphere and shall comply with the leak detection and repair requirements specified in section 95669, except for the pneumatic controllers subject to section 95668(e)(2)(A).

(A) Continuous bleed natural gas powered pneumatic controllers installed prior to January 1, 2016, may be used provided they meet all of the following requirements:

1. No controller shall vent natural gas at a rate greater than six (6) standard cubic feet per hour (scfh) when the controller is idle and not actuating.

2. All controllers are clearly marked with a permanent tag that meets the following requirements:

a. Identifies the natural gas flow rate as less than or equal to six (6) scfh;

b. Identifies the month and year of installation of the controller; and,

c. Includes identification information that allows traceability to the manufacturer's documentation.

3. All controllers are tested annually using a direct measurement method; and,

4. Any controller with a measured emissions flow rate greater than six (6) scfh shall be successfully repaired within 14 calendar days from the date of the initial emission flow rate measurement.

5. The owner or operator shall maintain, and make available upon request by the CARB Executive Officer, a record of the flow rate measurement as specified in Appendix A, Table A7 and shall report the result to CARB once per calendar year as specified in section 95673 of this subarticle.

6. The owner or operator shall maintain, and make available upon request by the CARB Executive Officer, records of the location and manufacturer's specifications of each controller as specified in section 95672.

(3) Intermittent bleed natural gas powered pneumatic controllers shall comply with the leak detection and repair requirements specified in section 95669 when the controller is idle and not controlling.

(4) Natural gas powered pneumatic pumps shall not vent natural gas to the atmosphere and shall comply with the leak detection and repair requirements specified in section 95669.

(A) The owner or operator shall maintain, and make available upon request by the CARB Executive Officer, records of the location and manufacturer's specifications of each natural gas powered pneumatic pump as specified in section 95672.

(5) Continuous bleed natural gas powered pneumatic controllers and pumps which need to be replaced or retrofitted to comply with the requirements specified shall do so by one of the following methods:

(A) Collect all vented natural gas with the use of a vapor collection system as specified in section 95671; or

(B) Use compressed air or electricity to operate.

(f) Liquids Unloading of Natural Gas Wells

(1) Owners or operators of natural gas wells at facilities in sectors listed in section 95666 that are vented to the atmosphere for the purpose of liquids unloading shall perform one of the following:

(A) Collect the vented natural gas with the use of a vapor collection system as specified in section 95671;

(B) Measure the volume of natural gas vented by direct measurement; or

(C) Calculate the volume of natural gas vented using the Liquid Unloading Calculation listed in Appendix B or according to the California Air Resources Board Regulation for the Mandatory Reporting of Greenhouse Gas Emissions, Title 17, Division 3, Chapter 1, Subchapter 10, Article 2, Subarticle 5, Section 95153(e) (December 31, 2014), which is incorporated herein by reference.

(2) Owners or operators shall record the volume of natural gas vented and specify the calculation method used or specify if the volume was measured by direct measurement as specified in Appendix A, Table A2.

(3) Owners or operators shall maintain, and make available upon request by the CARB Executive Officer, a record of the volume of natural gas vented to perform liquids unloading as well as the manual method used (e.g., foaming agent) or equipment installed in the natural gas well(s) designed to automatically perform liquids unloading (e.g., velocity tubing, plunger lift, etc.) as specified in Appendix A, Table A2 and shall report the results to CARB once per calendar year as specified in section 95673 of this subarticle.

(g) Well Casing Vents

(1) Owners or operators of wells located at facilities in sectors listed in section 95666 with a well casing vent that is open to the atmosphere shall measure the natural gas flow rate from the well casing vent annually by direct measurement.

(A) A well casing vent that is opened solely for conducting attended routine or periodic maintenance or attended testing would not constitute an open well casing vent.

(B) The owner or operator shall not measure the open well casing vent when it is being operated under negative pressure (e.g., when it is operated on a vacuum).

(C) The owner or operator shall estimate the percentage of the calendar year that the well casing vent is open to the atmosphere.

(2) The owner or operator shall maintain, and make available upon request by the CARB Executive Officer, a record of each well casing vent flow rate measurement and percentage of the calendar year the well casing vent is open to the atmosphere as specified in Appendix A, Table A7 and shall report the results to CARB once per calendar year as specified in section 95673 of this subarticle.

(A) If the owner or operator measures the natural gas flow rate from the well casing vent more than once per calendar year, they shall report the average well casing vent flow rate for the calendar year to CARB.

(h) Natural Gas Underground Storage Facility Monitoring Requirements

(1) Owners or operators of natural gas underground storage facilities listed in section 95666 shall have a monitoring plan approved by the CARB Executive Officer that contains equipment specifications and quality assurance procedures for each of the monitoring requirements specified in section 95668(h)(4) of this subarticle.

(A) Owners or operators of new facilities shall submit monitoring plans to the CARB Executive Officer no later than 180 days after commencing injection/withdrawal operations at a new facility.

(B) By July 1, 2024, owners or operators of existing facilities with approved monitoring plans shall submit updated plans to the CARB Executive Officer reflecting the requirements of this subarticle.

(C) Monitoring plans shall be submitted using e-mail to [email protected] with the subject line "Natural Gas Underground Storage Monitoring Plan."

(2) Within 180 days of submission of a new or updated monitoring plan, the CARB Executive Officer will approve in full or in part, or disapprove in full or in part, a monitoring plan based on whether it is sufficient to meet the requirements specified in section 95668(h)(4).

(A) Revisions to monitoring plans shall be submitted to the CARB Executive Officer within 14 calendar days of CARB notification; and

(B) The CARB Executive Officer will approve in full or in part, or disapprove in full or in part, the revisions to the monitoring plan within 14 calendar days of submittal to CARB.

1. If the revised monitoring plan is not approved, the owner or operator shall submit additional revisions to the monitoring plan to the CARB Executive Officer within 14 calendar days of CARB notification.

2. The CARB Executive Officer will approve in full or in part, or disapprove in full or in part, the additional revisions to the monitoring plan within 14 calendar days of submittal to CARB.

3. If the CARB Executive Officer has not approved in full of the revised monitoring plan after six (6) submissions of revisions to the monitoring plan, the owner or operator shall be in violation of this subarticle until the monitoring plan is fully approved.

(3) Within 180 days of CARB Executive Officer approval of a new or updated monitoring plan, the owner or operator of a natural gas underground storage facility shall begin monitoring the facility according to the most recently approved monitoring plan specified in section 95668(h)(4) of this subarticle.

(A) For updated monitoring plans, the previously approved plan shall remain in effect until the updated plan is put into effect.

(4) Each natural gas underground storage facility monitoring plan shall at a minimum contain quality assurance procedures for validating data and alarms, procedures for documenting the event of a well blowout, and equipment specifications and procedures for performing the following types of monitoring at the facility:

(A) Continuous (with data resolution of one (1) minute or less) air monitoring to measure upwind and downwind ambient concentrations of methane at sufficient locations throughout the facility to identify methane emissions in the atmosphere.

1. The monitoring system shall have at least one sensor located in a predominant upwind location and at least one sensor located in a predominant downwind location with the ability to continuously record measurements.

a. The upwind and downwind instruments shall have the capability to measure ambient concentrations of methane within minimum 250 ppb accuracy to determine upwind and downwind emissions baselines.

b. The upwind and downwind instruments shall be calibrated at least once annually unless more frequent calibrations are recommended by the equipment manufacturer. Any defective instrumentation shall be repaired or replaced within 14 calendar days from the date of calibration or the discovery of a malfunction. A delay of repair may be granted by the CARB Executive Officer as specified in section 95670.1 of this subarticle.

2. The monitoring system shall have sufficient sensors to continuously measure meteorological conditions at the facility including ambient temperature, ambient pressure, relative humidity, wind speed, and wind direction with the ability to continuously record measurements.

3. The monitoring system shall have the ability to store at least 24 months of continuous instrument data and the ability to generate hourly, daily, weekly, monthly, and annual reports.

4. The monitoring system shall have an integrated alarm system that is audible and visible continuously in the control room at the facility and in remote control centers.

5. All data collected by the monitoring system shall be made available upon request of the CARB Executive Officer, and reported to CARB annually as specified in section 95673 for publication on a CARB maintained public internet web site.

6. After 12 months of continuous monitoring data has been collected, the owner or operator shall establish baseline monitoring conditions for the facility and submit baseline concentrations to the CARB Executive Officer.

7. The monitoring system shall be programmed to trigger the alarm system at any time the downwind sensor(s) detects a reading that is greater than or equal to four (4) times the downwind sensor(s) baseline or in the event of a sensor failure.

8. The facility owner or operator shall notify CARB, CalGEM, and the local air district within 24 hours of the downwind sensor(s) detecting a reading that is greater than or equal to four (4) times the downwind sensor(s) baseline.

9. The upwind and downwind baseline conditions may be re-evaluated every 12 months for changes in local conditions.

a. Modifications to baseline conditions must be approved by CARB.

b. Requests for modification to baseline conditions shall be approved in full or in part, or disapproved in full or in part, by CARB within three (3) months from the date of requested modifications.

10. The facility owner or operator shall keep records of any time the monitoring system is inactivated, including an explanation of the reason for the system being inactivated. The facility owner or operator shall also record when the system is reactivated.

(B) Daily or continuous leak screening at each injection/withdrawal wellhead assembly and attached pipelines, for wellheads located on wells as defined by section 95667(a)(75)(E), according to one or both of the following methods:

1. Daily leak screening with the use of United States Environmental Protection Agency (US EPA) Reference Method 21-Determination of Volatile Organic Compound Leaks, (October 1, 2017) which is incorporated herein by reference, as specified in section 95669(b) of this subarticle or optical gas imaging.

a. If wildlife is found to be present on a component and work must be halted or postponed within a certain distance of the wildlife in order to comply with state and federal wildlife regulations, the owner or operator may delay inspection, so long as they report the delay to the CARB Executive Officer within 24 hours of discovering the wildlife, provide a description of the type of wildlife, identify the regulations requiring work to be halted, and resume inspections once the reason for the delay is resolved. The owner or operator shall notify the CARB Executive Officer within 24 hours after inspections have resumed. These notifications shall be issued as specified in section 95673 of this subarcticle.

2. Continuous leak screening with the use of automated instruments and a monitoring system with an alarm system that is both audible and visible in the control room and at remote control centers.

a. The alarm system shall be triggered at any time a leak is detected above 50,000 ppmv total hydrocarbons or above 10,000 ppmv total hydrocarbons if the 10,000 ppmv leak persists for more than five (5) continuous calendar days.

b. The alarm system shall be triggered in the event of a sensor failure.

c. The monitoring system shall use a data logging system with the ability to store at least two (2) years of continuous monitoring data.

d. Quarterly, the alarm system shall be tested to ensure that the system and sensors are functioning properly. Any defective instrumentation shall be repaired or replaced within 14 calendar days from the date of the discovery of a malfunction. A delay of repair may be granted by the CARB Executive Officer as specified in section 95670.1 of this subarticle.

e. At least annually, all sensors shall be calibrated unless more frequent calibrations are required by the manufacturer. Any defective instrumentation shall be repaired or replaced within 14 calendar days from the date of the discovery of a malfunction. A delay of repair may be granted by the CARB Executive Officer as specified in section 95670.1 of this subarticle.

f. The owner or operator shall maintain, and make available upon request by the CARB Executive Officer, records of monitoring system data, records of calibration, and records of alarm system testing.

g. The facility owner or operator shall keep records of any time the monitoring system is inactivated, including an explanation of the reason for the system being inactivated. The facility owner or operator shall also record when the system is reactivated.

3. All leaks identified during daily leak screening or identified by the continuous monitoring system, unless the continuous monitoring system can measure the concentration of the leak, shall be tested within 24 hours of initial leak detection in accordance with US EPA Reference Method 21 (October 1, 2017) as specified in section 95669(b).

a. If wildlife is found to be present on a component and work must be halted or postponed within a certain distance of the wildlife in order to comply with state and federal wildlife regulations, the owner or operator may delay inspection, so long as they report the delay to the CARB Executive Officer within 24 hours of discovering the wildlife, provide a description of the type of wildlife, identify the regulations requiring work to be halted, and resume inspections once the reason for the delay is resolved. The owner or operator shall notify the CARB Executive Officer within 24 hours after inspections have resumed. These notifications shall be issued as specified in section 95673 of this subarcticle.

4. All leaks shall be successfully repaired within the repair timeframes specified for each leak threshold as specified in section 95669 of this subarticle.

5. A well blowout at an injection/withdrawal well constitutes a violation of this subarticle.

6. At any time a leak is detected above 50,000 ppmv total hydrocarbons or above 10,000 ppmv total hydrocarbons if the 10,000 ppmv leak persists for more than five (5) continuous calendar days, the owner or operator shall notify CARB, CalGEM, and the local air district within 24 hours of the alarm trigger.

7. Owners or operators shall maintain, and make available upon request by the CARB Executive Officer, a record of the initial and final leak concentration measurements for leaks identified during daily leak screening or identified by a continuous leak monitoring system that are measured above the minimum allowable leak threshold as specified in Appendix A, Table A5.

8. Owners or operators shall report the results of the initial and final leak concentration measurements for leaks identified during daily leak screening or identified by a continuous leak monitoring system as specified in section 95673 of this subarticle.

(C) In the event of a well blowout, daily optical gas imaging (OGI) of the leak found at the injection/withdrawal head assembly shall be performed in accordance with the following provisions:

1. OGI shall be performed by a technician with a certification or training in basic thermal science, OGI camera operation and safety, and OGI inspections (e.g., OGI Certification or equivalent training);

2. OGI video footage of the leak shall be recorded for a minimum of 10 minutes every four (4) hours throughout the course of the blowout incident;

3. OGI video footage of the leak shall be made available upon by request by the CARB Executive Officer for publication on a CARB maintained public internet web site; and

4. OGI video footage of the leak shall be made publicly available by the facility by posting the video footage on a facility maintained public internet web site throughout the course of the blowout incident.