{"attribution":"California ERC Exchange (calercexchange.com), compiled from district registers and recorded transactions; cite the source of each figure.","generated":"2026-10-06","district":"AVAQMD","register":{"edition":"ERC Registry, updated 5/20/2025","retrieved":"2026-10-03","source":"https://www.avaqmd.ca.gov/emission-reduction-credits"},"certificates":[{"certificate":"AV0028","holder":"Northrop Grumman","issued":null,"volumes":[],"note":"Balance. All pollutant figures print as 0","url":"https://calercexchange.com/certificates/antelope-valley-aqmd/av0028/"},{"certificate":"AV0031","holder":"Northrop Grumman","issued":null,"volumes":[{"pollutant":"NOx","amount":29800,"unit":"lb/yr"}],"note":"Transfer from SJAPCD N-1549-2","url":"https://calercexchange.com/certificates/antelope-valley-aqmd/av0031/"},{"certificate":"AV0032","holder":"Northrop Grumman","issued":null,"volumes":[{"pollutant":"VOC","amount":10374,"unit":"lb/yr"}],"note":"Transfer from MDAQMD Cert No. 0102","url":"https://calercexchange.com/certificates/antelope-valley-aqmd/av0032/"},{"certificate":"AV0033","holder":"Northrop Grumman","issued":null,"volumes":[{"pollutant":"VOC","amount":2500,"unit":"lb/yr"}],"note":"Transfer from MDAQMD Cert No. 0049","url":"https://calercexchange.com/certificates/antelope-valley-aqmd/av0033/"},{"certificate":"AV0034","holder":"Northrop Grumman","issued":null,"volumes":[{"pollutant":"VOC","amount":17126,"unit":"lb/yr"}],"note":"Transfer from MDAQMD Cert No. 0131","url":"https://calercexchange.com/certificates/antelope-valley-aqmd/av0034/"},{"certificate":"AV0036","holder":"Northrop Grumman","issued":null,"volumes":[{"pollutant":"NOx","amount":2416,"unit":"lb/yr"}],"note":"Balance","url":"https://calercexchange.com/certificates/antelope-valley-aqmd/av0036/"},{"certificate":"AV0004","holder":"Lockheed Martin","issued":null,"volumes":[{"pollutant":"VOC","amount":148,"unit":"lb/day"}],"note":"Transfer from SCAQMD Cert. 658 & 916","url":"https://calercexchange.com/certificates/antelope-valley-aqmd/av0004/"},{"certificate":"AV0026","holder":"Lockheed Martin","issued":null,"volumes":[{"pollutant":"NOx","amount":2127,"unit":"lb/yr"},{"pollutant":"VOC","amount":8,"unit":"lb/yr"},{"pollutant":"CO","amount":962,"unit":"lb/yr"},{"pollutant":"SOx","amount":7,"unit":"lb/yr"}],"note":"Balance","url":"https://calercexchange.com/certificates/antelope-valley-aqmd/av0026/"},{"certificate":"AV0027","holder":"Lockheed Martin","issued":null,"volumes":[{"pollutant":"NOx","amount":597,"unit":"lb/yr"},{"pollutant":"VOC","amount":45260,"unit":"lb/yr"}],"note":"Balance","url":"https://calercexchange.com/certificates/antelope-valley-aqmd/av0027/"},{"certificate":"AV0030","holder":"Lockheed Martin","issued":null,"volumes":[{"pollutant":"NOx","amount":4580,"unit":"lb/yr"}],"note":"Balance","url":"https://calercexchange.com/certificates/antelope-valley-aqmd/av0030/"},{"certificate":"AV0001","holder":"Southern California Edison","issued":null,"volumes":[{"pollutant":"CO","amount":22,"unit":"lb/day"}],"note":"Transfer from SCAQMD Cert. 1245, 1248 & 1312","url":"https://calercexchange.com/certificates/antelope-valley-aqmd/av0001/"},{"certificate":"AV0002","holder":"Unocal Corporation","issued":null,"volumes":[{"pollutant":"VOC","amount":3,"unit":"lb/day"}],"note":"Transfer from SCAQMD Cert. 1681","url":"https://calercexchange.com/certificates/antelope-valley-aqmd/av0002/"}]}