75.59—Certification, quality assurance, and quality control record provisions.
The owner or operator shall meet all of the applicable recordkeeping requirements of this section.
(a) Continuous emission or opacity monitoring systems.
The owner or operator shall record the applicable information in this section for each certified monitor or certified monitoring system (including certified backup monitors) measuring and recording emissions or flow from an affected unit.
(1)
For each SO2 or NOX pollutant concentration monitor, flow monitor, CO2 emissions concentration monitor (including O2 monitors used to determine CO2 emissions), or diluent gas monitor (including wet- and dry-basis O2 monitors used to determine percent moisture), the owner or operator shall record the following for all daily and 7-day calibration error tests, and all off-line calibration demonstrations, including any follow-up tests after corrective action:
(i)
Component-system identification code (on and after January 1, 2009, only the component identification code is required);
(iv)
Reference value (i.e., calibration gas concentration or reference signal value, in ppm or other appropriate units);
(vi)
Percent calibration error (rounded to the nearest tenth of a percent) (flag if using alternative performance specification for low emitters or differential pressure flow monitors);
(ix)
For 7-day calibration tests for certification or recertification, a certification from the cylinder gas vendor or CEMS vendor that calibration gas, as defined in § 72.2 of this chapter and appendix A to this part, was used to conduct calibration error testing;
(x)
Description of any adjustments, corrective actions, or maintenance prior to a passed test or following a failed test; and
(2)
For each flow monitor, the owner or operator shall record the following for all daily interference checks, including any follow-up tests after corrective action.
(i)
Component-system identification code (after January 1, 2009, only the component identification code is required);
(iv)
Description of any adjustments, corrective actions, or maintenance prior to a passed test or following a failed test.
(3)
For each SO2 or NOX pollutant concentration monitor, CO2 emissions concentration monitor (including O2 monitors used to determine CO2 emissions), or diluent gas monitor (including wet- and dry-basis O2 monitors used to determine percent moisture), the owner or operator shall record the following for the initial and all subsequent linearity check(s), including any follow-up tests after corrective action.
(i)
Component-system identification code (on and after January 1, 2009, only the component identification code is required);
(v)
Reference value (i.e., reference gas concentration for each gas injection at each calibration gas level, in ppm or other appropriate units);
(vi)
Observed value (monitor response to each reference gas injection at each calibration gas level, in ppm or other appropriate units);
(viii)
Linearity error at each of the reference gas concentrations (rounded to nearest tenth of a percent) (flag if using alternative performance specification);
(x)
Description of any adjustments, corrective action, or maintenance prior to a passed test or following a failed test.
(4)
For each differential pressure type flow monitor, the owner or operator shall record items in paragraphs (a)(4) (i) through (v) of this section, for all quarterly leak checks, including any follow-up tests after corrective action. For each flow monitor, the owner or operator shall record items in paragraphs (a)(4) (vi) and (vii) for all flow-to-load ratio and gross heat rate tests:
(i)
Component-system identification code (on and after January 1, 2009, only the system identification code is required).
(v)
Description of any adjustments, corrective actions, or maintenance prior to a passed test or following a failed test.
(E)
Average absolute percent difference between reference ratio (or GHR) and hourly ratios (or GHR values);
(L)
Number of hours exempted for hours preceding a successful diagnostic test, following a documented monitor repair or major component replacement;
(M)
Number of hours excluded for flue gases discharging simultaneously thorough a main stack and a bypass stack; and
(vii)
Reference data for the flow-to-load ratio or gross heat rate evaluation, including (as applicable):
(F)
Average reference method diluent gas concentration during flow RATA and diluent gas units of measure;
(5)
For each SO2 pollutant concentration monitor, flow monitor, each CO2 emissions concentration monitor (including any O2 concentration monitor used to determine CO2 mass emissions or heat input), each NOX -diluent continuous emission monitoring system, each NOX concentration monitoring system, each diluent gas (O2 or CO2) monitor used to determine heat input, each moisture monitoring system, and each approved alternative monitoring system, the owner or operator shall record the following information for the initial and all subsequent relative accuracy test audits:
(ii)
Individual test run data from the relative accuracy test audit for the SO2 concentration monitor, flow monitor, CO2 emissions concentration monitor, NOX -diluent continuous emission monitoring system, diluent gas (O2 or CO2) monitor used to determine heat input, NOX concentration monitoring system, moisture monitoring system, or approved alternative monitoring system, including:
(E)
Operating level (low, mid, high, or normal, as appropriate) and number of operating levels comprising test;
(K)
Flag value (0, 1, or 9, as appropriate) indicating whether run has been used in calculating relative accuracy and bias values or whether the test was aborted prior to completion;
(L)
Average gross unit load, expressed as a total gross unit load, rounded to the nearest MWe, or as steam load, rounded to the nearest thousand lb/hr; on and after April 27, 2011, for units that do not produce electrical or thermal output, record, instead, the average stack gas velocity at the operating level being tested; and
(A)
Arithmetic mean of the monitoring system measurement values, of the reference method values, and of their differences, as specified in Equation A-7 in appendix A to this part;
(E)
Relative accuracy test results, as specified in Equation A-10 in appendix A to this part. For multi-level flow monitor tests the relative accuracy test results shall be recorded at each load (or operating) level tested. Each load (or operating) level shall be expressed as a total gross unit load, rounded to the nearest MWe, or as steam load, rounded to the nearest thousand lb/hr, or as otherwise specified by the Administrator, for units that do not produce electrical or thermal output;
(G)
Bias adjustment factor from Equation A-12 in appendix A to this part for any monitoring system that failed the bias test (except as otherwise provided in section 7.6.5 of appendix A to this part) and 1.000 for any monitoring system that passed the bias test; and
(iv)
Description of any adjustment, corrective action, or maintenance prior to a passed test or following a failed or aborted test.
(v)
F-factor value(s) used to convert NOX pollutant concentration and diluent gas (O2 or CO2) concentration measurements into NOX emission rates (in lb/mmBtu), heat input or CO2 emissions.
(vi)
For flow monitors, the equation used to linearize the flow monitor and the numerical values of the polynomial coefficients or K factor(s) of that equation.
(vii)
For moisture monitoring systems, the coefficient or “K” factor or other mathematical algorithm used to adjust the monitoring system with respect to the reference method.
(6)
For each SO2, NOX, or CO2 pollutant concentration monitor, each component of a NOX -diluent continuous emission monitoring system, and each CO2 or O2 monitor used to determine heat input, the owner or operator shall record the following information for the cycle time test:
(i)
Component-system identification code (on and after January 1, 2009, only the component identification code is required);
(7)
In addition to the information in paragraph (a)(5) of this section, the owner or operator shall record, for each relative accuracy test audit, supporting information sufficient to substantiate compliance with all applicable sections and appendices in this part. Unless otherwise specified in this part or in an applicable test method, the information in paragraphs (a)(7)(i) through (a)(7)(vi) of this section may be recorded either in hard copy format, electronic format or a combination of the two, and the owner or operator shall maintain this information in a format suitable for inspection and audit purposes. This RATA supporting information shall include, but shall not be limited to, the following data elements:
(i)
For each RATA using Reference Method 2 (or its allowable alternatives) in appendix A to part 60 of this chapter to determine volumetric flow rate:
(A)
Information indicating whether or not the location meets requirements of Method 1 in appendix A to part 60 of this chapter; and
(ii)
For each run of each RATA using Reference Method 2 (or its allowable alternatives in appendix A to part 60 of this chapter) to determine volumetric flow rate, record the following data elements (as applicable to the measurement method used):
(S)
Calculated (site-specific) wall effects adjustment factor determined during the run, and, if different, the wall effects adjustment factor used in the calculations; and
(iii)
For each traverse point of each run of each RATA using Reference Method 2 (or its allowable alternatives in appendix A to part 60 of this chapter) to determine volumetric flow rate, record the following data elements (as applicable to the measurement method used):
(F)
Average velocity differential pressure at traverse point (inches of H2 O) or the average of the square roots of the velocity differential pressures at the traverse point ((inches of H2 O)1/2 );
(L)
Calculated velocity at traverse point both accounting and not accounting for wall effects (ft/sec); and
(iv)
For each RATA using Method 6C, 7E, or 3A in appendix A to part 60 of this chapter to determine SO2, NOX, CO2, or O2 concentration:
(E)
Reference gas concentrations (zero, mid, and high gas levels) used for the 3-point pre-test analyzer calibration error test (or, for dilution type reference method systems, for the 3-point pre-test system calibration error test) and for any subsequent recalibrations;
(F)
Analyzer responses to the zero-, mid-, and high-level calibration gases during the 3-point pre-test analyzer (or system) calibration error test and during any subsequent recalibration(s);
(G)
Analyzer calibration error at each gas level (zero, mid, and high) for the 3-point pre-test analyzer (or system) calibration error test and for any subsequent recalibration(s) (percent of span value);
(H)
Upscale gas concentration (mid or high gas level) used for each pre-run or post-run system bias check or (for dilution type reference method systems) for each pre-run or post-run system calibration error check;
(I)
Analyzer response to the calibration gas for each pre-run or post-run system bias (or system calibration error) check;
(J)
The arithmetic average of the analyzer responses to the zero-level gas, for each pair of pre- and post-run system bias (or system calibration error) checks;
(K)
The arithmetic average of the analyzer responses to the upscale calibration gas, for each pair of pre- and post-run system bias (or system calibration error) checks;
(L)
The results of each pre-run and each post-run system bias (or system calibration error) check using the zero-level gas (percentage of span value);
(M)
The results of each pre-run and each post-run system bias (or system calibration error) check using the upscale calibration gas (percentage of span value);
(P)
Moisture content of stack gas, in percent, during each test run (if needed to convert to moisture basis of CEMS being tested);
(R)
Average pollutant or diluent gas concentration for each run, corrected for calibration bias (or calibration error) and, if applicable, corrected for moisture;
(X)
For each calibration gas cylinder used during each RATA, record the cylinder gas vendor, cylinder number, expiration date, pollutant(s) in the cylinder, and certified gas concentration(s).
(v)
For each test run of each moisture determination using Method 4 in appendix A to part 60 of this chapter (or its allowable alternatives), whether the determination is made to support a gas RATA, to support a flow RATA, or to quality assure the data from a continuous moisture monitoring system, record the following data elements (as applicable to the moisture measurement method used):
(vi)
The raw data and calculated results for any stratification tests performed in accordance with sections 6.5.6.1 through 6.5.6.3 of appendix A to this part.
(ix)
For a unit with a flow monitor installed on a rectangular stack or duct, if a site-specific default or measured wall effects adjustment factor (WAF) is used to correct the stack gas volumetric flow rate data to account for velocity decay near the stack or duct wall, the owner or operator shall keep records of the following for each flow RATA performed with EPA Method 2 in appendices A-1 and A-2 to part 60 of this chapter, subsequent to the WAF determination:
(8)
For each certified continuous emission monitoring system, continuous opacity monitoring system, excepted monitoring system, or alternative monitoring system, the date and description of each event which requires certification, recertification, or certain diagnostic testing of the system and the date and type of each test performed. If the conditional data validation procedures of § 75.20(b)(3) are to be used to validate and report data prior to the completion of the required certification, recertification, or diagnostic testing, the date and hour of the probationary calibration error test shall be reported to mark the beginning of conditional data validation.
(9)
When hardcopy relative accuracy test reports, certification reports, recertification reports, or semiannual or annual reports for gas or flow rate CEMS are required or requested under § 75.60(b)(6) or § 75.63, the reports shall include, at a minimum, the following elements (as applicable to the type(s) of test(s) performed):
(ii)
DAHS printouts of the CEMS data generated during the calibration error, linearity, cycle time, and relative accuracy tests.
(iii)
For pollutant concentration monitor or diluent monitor relative accuracy tests at normal operating load:
(A)
The raw reference method data from each run, i.e., the data under paragraph (a)(7)(iv)(Q) of this section (usually in the form of a computerized printout, showing a series of one-minute readings and the run average);
(B)
The raw data and results for all required pre-test, post-test, pre-run and post-run quality assurance checks (i.e., calibration gas injections) of the reference method analyzers, i.e., the data under paragraphs (a)(7)(iv)(E) through (a)(7)(iv)(N) of this section;
(C)
The raw data and results for any moisture measurements made during the relative accuracy testing, i.e., the data under paragraphs (a)(7)(v)(A) through (a)(7)(v)(O) of this section; and
(D)
Tabulated, final, corrected reference method run data (i.e., the actual values used in the relative accuracy calculations), along with the equations used to convert the raw data to the final values and example calculations to demonstrate how the test data were reduced.
(A)
The raw flow rate reference method data, from Reference Method 2 (or its allowable alternatives) under appendix A to part 60 of this chapter, including auxiliary moisture data (often in the form of handwritten data sheets), i.e., the data under paragraphs (a)(7)(ii)(A) through (a)(7)(ii)(T), paragraphs (a)(7)(iii)(A) through (a)(7)(iii)(M), and, if applicable, paragraphs (a)(7)(v)(A) through (a)(7)(v)(O) of this section; and
(B)
The tabulated, final volumetric flow rate values used in the relative accuracy calculations (determined from the flow rate reference method data and other necessary measurements, such as moisture, stack temperature and pressure), along with the equations used to convert the raw data to the final values and example calculations to demonstrate how the test data were reduced.
(v)
Calibration gas certificates for the gases used in the linearity, calibration error, and cycle time tests and for the calibration gases used to quality assure the gas monitor reference method data during the relative accuracy test audit.
(vii)
A copy of the test protocol used for the CEMS certifications or recertifications, including narrative that explains any testing abnormalities, problematic sampling, and analytical conditions that required a change to the test protocol, and/or solutions to technical problems encountered during the testing program.
(viii)
Diagrams illustrating test locations and sample point locations (to verify that locations are consistent with information in the monitoring plan). Include a discussion of any special traversing or measurement scheme. The discussion shall also confirm that sample points satisfy applicable acceptance criteria.
(ix)
Names of key personnel involved in the test program, including test team members, plant contacts, agency representatives and test observers on site.
(x)
For testing involving use of EPA Protocol gases, the owner or operator shall record in electronic and hardcopy format the following information, as applicable:
(A)
On and after September 26, 2011, for each gas monitor, for both low and high measurement ranges, record the following information for the mid-level or high-level EPA Protocol gas (as applicable) that is used for daily calibration error tests, and the low-, mid-, and high-level gases used for quarterly linearity checks. For O2, if purified air is used as the high-level gas for daily calibrations or linearity checks, record the following information for the low- and mid-level EPA Protocol gas used for linearity checks, instead:
(1) Gas level code;
(2) A code for the type of EPA Protocol gas used;
(3) The PGVP vendor ID issued by EPA for the EPA Protocol gas production site that supplied the EPA Protocol gas cylinder;
(4) The expiration date for the EPA Protocol gas cylinder; and
(5) The cylinder number.
(B)
On and after September 26, 2011, for each usage of Reference Method 3A in appendix A-2 to part 60 of this chapter, or Method 6C or 7E in appendix A-4 to part 60 of this chapter performed using EPA Protocol gas for the certification, recertification, routine quality assurance or diagnostic testing (reportable diagnostics, only) of a Part 75 monitoring system, record the information required by paragraphs (a)(9)(x)(A)(1) through (5) of this section.
(xi)
On and after March 27, 2012, for all RATAs performed pursuant to § 75.74(c)(2)(ii), section 6.5 of appendix A to this part and section 2.3.1 of appendix B to this part, and for all NOX emission testing performed pursuant to section 2.1 of appendix E to this part, or § 75.19(c)(1)(iv), the owner or operator shall record the following information as provided by the AETB:
(C)
For the reference method(s) that were performed, the date(s) that each on-site Qualified Individual took and passed the relevant qualification exam(s) required by ASTM D7036-04 (incorporated by reference, see § 75.6 ); and
(10)
Whenever reference methods are used as backup monitoring systems pursuant to § 75.20(d)(3), the owner or operator shall record the following information:
(i)
For each test run using Reference Method 2 (or its allowable alternatives in appendix A to part 60 of this chapter) to determine volumetric flow rate, record the following data elements (as applicable to the measurement method used):