| BatchVerificationCode | BatchVerificationName | BatchVerificationDescr | LastUpdateDate | | NA | Not Applicable | | 2008-01-01 |
| NR | Not Recorded | Not Recorded | 2007-09-01 |
| VAC | Cursory Verificaton | Cursory verification of electronic data against MQOs including recalculation of %Rs and RPDs for QC samples | 2013-07-12 |
| VAC,VAU | Cursory Verification, Some Data Unverifiable, Flagged by QAO | Cursory Verification, Some Data Unverifiable, Flagged by QAO | 2021-06-04 |
| VAC,VCN | Cursory Verification, Tox Control Failure, Flagged by QAO | Cursory Verification, Tox Control Failure, Flagged by QAO | 2015-08-05 |
| VAC,VMD | Cursory Verification, Minor Deviations, Flagged by QAO | Cursory verification of electronic data against MQOs including recalculation of %Rs and RPDs for QC samples; Minor deviations in test conditions, batch comment required; Flagged by QAO | 2013-07-16 |
| VAC,VMD,VQI | Cursory Verification, Minor Deviations, Incomplete QC, Flagged by QAO | Cursory verification of electronic data against MQOs including recalculation of %Rs and RPDs for QC samples; Minor deviations in test conditions, batch comment required; Batch has incomplete QC, batch comment required; Flagged by QAO | 2013-07-25 |
| VAC,VQI | Cursory Verificaton, Incomplete QC, Flagged by QAO | Cursory verification of electronic data against MQOs including recalculation of %Rs and RPDs for QC samples; Batch has incomplete QC, batch comment required; Flagged by QAO | 2013-07-12 |
| VAC,VR | Cursory Verification, Data Rejected - EPA Flag, Flagged by QAO | Cursory verification of electronic data against MQOs including recalculation of %Rs and RPDs for QC samples; Data rejected - EPA Flag; Flagged by QAO | 2013-07-25 |
| VAF | Full Verification | Full verification of electronic and hard copy data against MQOs: includes evaluation of calibration, sample raw data, and recalculation of sample results | 2013-07-12 |
| VAF,VMD | Full Verification, Minor Deviations, Flagged by QAO | Full verification of electronic and hard copy data against MQOs: includes evaluation of calibration, sample raw data, and recalculation of sample results; Minor deviations in test conditions, batch comment required; Flagged by QAO | 2013-07-25 |
| VAF,VQI | Full Verification, Incomplete QC, Flagged by QAO | Full verification of electronic and hard copy data against MQOs: includes evaluation of calibration, sample raw data, and recalculation of sample results; Batch has incomplete QC, batch comment required; Flagged by QAO | 2013-07-12 |
| VAP | Alternate Level Validation | Validation of electronic data against alternate MQOs: may or may not include an evaluation of calibration, sample raw data, and recalculation of sample results | 2013-07-12 |
| VAP,VI | Alternate Level Validation, Incomplete QC | Validation of electronic data against alternate MQOs; may or may not include an evaluation of calibration, sample raw data, and recalculation of sample results, Batch has incomplete QC; Batch Comment required. | 2010-07-14 |
| VAP,VMD | Alternate Level Validation;Minor Deviations, Flagged by QAO | Alternate Level Validation;Minor Deviations, Flagged by QAO | 2019-07-01 |
| VAP,VQI | Alternate Level Validation, Incomplete QC, Flagged by QAO | Validation of electronic data against alternate MQOs: may or may not include an evaluation of calibration, sample raw data, and recalculation of sample results; Batch has incomplete QC, batch comment required; Flagged by QAO | 2013-07-08 |
| VAU | Unverifiable Data | Laboratory records could not be reviewed for accuracy or verified by an independent laboratory audit. | 2021-05-20 |
| VCN | Tox Control Failure, Flagged by QAO | Tox Control Failure, Flagged by QAO | 2015-08-05 |
| VLC | Cursory Verificaton/Validation | Validation and Cursory Verification of electronic data against MQOs including recalculation of %Rs and RPDs for QC samples | 2013-07-16 |
| VLC,VMD | Cursory Verificaton/Validation, Minor Deviations, Flagged by QAO | Validation and Cursory Verification of electronic data against MQOs including recalculation of %Rs and RPDs for QC samples; Minor deviations in test conditions, batch comment required; Flagged by QAO | 2013-07-16 |
| VLC,VMD,VQI | Cursory Verificaton/Validation, Minor Deviations, Incomplete QC, Flagged by QAO | Validation and Cursory Verification of electronic data against MQOs including recalculation of %Rs and RPDs for QC samples; Minor deviations in test conditions, batch comment required; Batch has incomplete QC, batch comment required; Flagged by QAO | 2013-07-16 |
| VLC,VQI | Cursory Verificaton/Validation, Incomplete QC, Flagged by QAO | Validation and Cursory Verification of electronic data against MQOs including recalculation of %Rs and RPDs for QC samples; Batch has incomplete QC, batch comment required; Flagged by QAO | 2013-07-16 |
| VLC,VR | Cursory Verificaton/Validation, Data Rejected - EPA Flag, Flagged by QAO | Cursory verification of electronic data against MQOs including recalculation of %Rs and RPDs for QC samples; Data rejected - EPA Flag; Flagged by QAO | 2018-03-27 |
| VLF | Full Verification/Validation | Validation and Full Verification of electronic and hard copy data against MQOs: includes evaluation of calibration, sample raw data, and recalculation of sample results | 2013-07-16 |
| VMD | Minor Deviations, Flagged by QAO | Minor deviations in test conditions, batch comment required; Flagged by QAO | 2013-07-16 |
| VQI | Incomplete QC, Flagged by QAO | Batch has incomplete QC, batch comment required; Flagged by QAO | 2013-07-12 |
| VQI,VTC | Incomplete QC, Temporary Verificaton, Flagged by QAO | Batch has incomplete QC, batch comment required; Cursory verification performed, but data is incomplete or needs correction; Flagged by QAO | 2013-07-12 |
| VQN | No QC, Flagged by QAO | No QA/QC performed or performed but not reported, used with historical data, batch comment required; Flagged by QAO | 2013-07-12 |
| VR | Data Rejected - EPA Flag, Flagged by QAO | Data Rejected - EPA Flag; Flagged by QAO | 2013-07-16 |
| VSD | Serious Deviations, Flagged by QAO | Serious Deviations, Flagged by QAO | 1900-01-01 |
| VTC | Temporary Verification | Cursory verification performed: but data is incomplete or needs correction | 2013-07-12 |