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NOx Emission Reduction Credits in Bay Area AQMD
305 banked NOx certificates of record, recorded prices, and a direct line to the holders.
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Holders of banked NOx credits in Bay Area AQMD, 305 certificates, 85 holders
Every registry entry in Bay Area AQMD that includes NOx, from ERC Bank Status database (baaqmd.gov), retrieved 2026-10-21 (volumes in tons; 35 owner-flagged 'available for sale'). These are banked credits, the register shows what exists, not what the holder has agreed to sell. Open the interactive registry to send an inquiry on any of them.
| Holder of record | Certificate(s) | Source / pollutants banked |
|---|---|---|
| Tesoro Refining & Marketing Company, LLC | 15 certificates (1144 … 1914) | Refining — Martinez · Site: Antioch, Corte Madera, Gilroy, Hayward, Martinez, Pittsburg, San Leandro · NOx 157.74 · POC 43.58 · PM10 13.17 · PM2.5 7.29 · SO2 2,892.44 · CO 33.24 (t/yr) |
| Valero Refining Company - California | 13 certificates (729 … 1595) | Refining — Benicia · Site: Antioch, Benicia, Livermore, Martinez, Palo Alto, San Jose, San Leandro · NOx 19.43 · POC 116.84 · PM10 1.71 · SO2 2,467.34 (t/yr) |
| Lehigh Southwest Cement Company | 5 certificates (1274 … 1957) | Cement — Cupertino · Site: Cupertino, Sunnyvale · NOx 195.38 · POC 0.38 · PM10 79.61 · PM2.5 3.6 · SO2 187.4 · CO 1,106.19 (t/yr) |
| Calpine Corporation | 24 certificates (699 … 1882) | Power generation · Site: Antioch, Berkeley, Cupertino, Hercules, Mountain View, Oakland, Pittsburg, Redwood City, Rodeo, San Francisco, San Jose, San Leandro, San Pablo · NOx 480.29 · POC 284.56 · PM10 0.72 · PM 0.38 · SO2 460.12 · CO 140.67 (t/yr) |
| Chevron Products Company | 14 certificates (70 … 1861) | Refining — Richmond · Site: Richmond, Santa Clara · NOx 70.1 · POC 142.19 · PM10 31.15 · SO2 100.16 · CO 509.12 (t/yr) |
| Pacific Gas and Electric Company | 20 certificates (740 … 1903) | Utility / power plants · Site: Crockett, Fremont, Hayward, Hercules, Los Gatos, Oakland, Palo Alto, Pittsburg, Port Costa, Rodeo, San Francisco, San Leandro, Santa Clara, Union City · NOx 324.67 · POC 131.53 · PM10 73.18 · SO2 221.06 · CO 100.58 (t/yr) |
| GenOn Emissions, LLC | 4 certificates (1730 … 1926) | Power generation · Site: Antioch, San Francisco, San Leandro · NOx 6.21 · PM10 182.33 · PM 4.2 · SO2 0.4 · CO 465.5 (t/yr) |
| Marsh Landing LLC | 1801 | Power — Antioch · Site: Martinez · NOx 210.45 · PM10 25.27 · SO2 125.22 · CO 114 (t/yr) |
| Tesla Inc | 19 certificates (1767 … 2090) | Site: Antioch, Emeryville, Fremont, Newark, Oakland, Santa Clara · NOx 26.23 · POC 343.4 · PM10 13.64 · PM2.5 0.01 · SO2 0.09 (t/yr) |
| Harbert ERC, LLC | 11 certificates (1492 … 1537) | ERC holder · Site: Antioch, Pittsburg · NOx 10.74 · POC 0.03 · PM10 10.35 · PM2.5 3.88 · SO2 169.75 · CO 52.32 (t/yr) |
| PSEG Global USA, LLC | 10 certificates (1493 … 1693) | Power generation · Site: Antioch, Pittsburg · NOx 10.74 · POC 0.6 · PM10 7.56 · PM2.5 1.09 · SO2 169.75 · CO 52.32 (t/yr) |
| Anew Environmental, LLC | 7 certificates (1039 … 1884) | ERC aggregator / broker · Site: Martinez, Napa, Newark, Pittsburg, San Jose, San Leandro · NOx 0.08 · POC 0.29 · PM10 2.32 · PM2.5 0.19 · SO2 197.93 · CO 3.85 (t/yr) |
| Martinez Refining Company LLC | 9 certificates (1787 … 1796) | Refining — Martinez · Site: Antioch, Martinez, Oakland, San Jose, San Leandro · NOx 103.44 · POC 24.01 · PM10 8.63 · SO2 64.82 (t/yr) |
| U.S. Air Force | 17 certificates (1329 … 1349) | Federal / military · Site: Alameda, Oakland, San Francisco, Vallejo · NOx 54.78 · POC 31.7 · PM10 8.8 · SO2 14.66 · CO 45.12 (t/yr) |
| Phillips 66 Company | 7 certificates (1298 … 1706) | Site: Martinez, Oakland, Rodeo, San Jose · NOx 6.1 · POC 27.06 · PM10 3.36 · PM 0.4 · SO2 0.1 · CO 69.52 (t/yr) |
| United Airlines, Inc | 6 certificates (300 … 2077) | Site: Cupertino, Pittsburg, Richmond, San Francisco · NOx 0.67 · POC 62.79 (t/yr) |
| San Jose-Santa Clara Regional Wastewater Facility | 7 certificates (1351 … 1970) | Site: San Jose, San Leandro · NOx 6.22 · POC 4.75 · PM10 1.89 · PM2.5 1.89 · SO2 3.15 · CO 42.2 (t/yr) |
| Foster Wheeler Martinez, Inc. | 532 | Site: Martinez · NOx 50.2 (t/yr) |
| San Francisco Public Utilities Commissio | 1122, 1204 | Site: San Francisco · NOx 47.5 (t/yr) |
| Communities for a Better Environment | 1293 | Site: San Francisco · NOx 17.68 · POC 10.93 · PM10 15.18 · SO2 1.19 · CO 0.9 (t/yr) |
| Oakland Power Company, LLC | 1947 | Site: Santa Clara · NOx 44.07 (t/yr) |
| Keller Canyon Landfill Company | 4 certificates (1912 … 1936) | Site: Fremont, Santa Clara · NOx 37.77 · POC 5.78 (t/yr) |
| Central Contra Costa Sanitary District | 1384, 1710 | Site: Martinez · NOx 1.99 · POC 0.7 · CO 39.1 (t/yr) |
| Intel Corporation | 1745, 1746 | Site: Livermore, Oakland · NOx 24.83 · POC 13.59 (t/yr) |
| Trumbull Asphalt Company | 1014 | Site: Martinez · NOx 0.4 · SO2 5 · CO 24.2 (t/yr) |
| Equinix LLC | 1779 | Site: Oakland · NOx 27.15 (t/yr) |
| UCSF/Facilities Management | 1750, 1752 | Site: Antioch, San Leandro · NOx 20.1 · POC 1.34 (t/yr) |
| San Mateo Water Quality Control Plant | 735 | Site: San Mateo · NOx 3.72 · POC 1.05 · SO2 0.23 · CO 13.56 (t/yr) |
| Lockheed Martin Corporation | 7 certificates (1373 … 1873) | Site: Hayward, Oakland, San Jose, Sunnyvale · NOx 4.83 · POC 11.9 (t/yr) |
| USS-POSCO Industries | 598, 819, 1543 | Site: Pittsburg · NOx 5.01 · POC 0.05 · PM10 1.06 · PM 3 · SO2 0.43 · CO 5.7 (t/yr) |
| Stanford University | 1840 | Site: San Leandro · NOx 10.93 · POC 3.79 (t/yr) |
| Dow Chemical Company | 1525, 1698 | Site: Pittsburg, Santa Clara · NOx 0.05 · POC 12.38 (t/yr) |
| City of San Jose | 1736 | Site: San Jose · NOx 1.14 · POC 0.18 · SO2 0.22 · CO 10.77 (t/yr) |
| Catalytica Energy Systems Inc | 722, 723, 734 | Site: Richmond, Santa Clara · NOx 0.02 · POC 0.01 · CO 12.06 (t/yr) |
| Pacific Recovery Operation | 966, 1031 | Site: Santa Clara · NOx 3.17 · POC 0.71 · PM10 1.43 · SO2 0.1 · CO 6.4 (t/yr) |
| CyrusOne LLC | 1868 | Site: Oakland · NOx 11.6 (t/yr) |
| CoreSite Real Estate | 1924 | Site: Santa Clara · NOx 11.19 (t/yr) |
| International Disposal Corp. of Californ | 4 certificates (1845 … 1955) | Site: Fremont, Hayward · NOx 0.25 · POC 10.83 (t/yr) |
| East Bay Municipal Utility District | 4 certificates (1391 … 1777) | Site: Antioch, Oakland, Union City · NOx 8.1 · POC 2.46 (t/yr) |
| Vantage Data Centers Management Company | 1785, 1881 | Site: Hercules, Oakland · NOx 10.37 (t/yr) |
| Donald Von Raesfeld Power Plant | 929 | Site: Martinez · NOx 8.2 (t/yr) |
| UTC, P&W Space Propulsion | 942, 948, 953 | Site: San Jose · NOx 1.31 · PM10 1.78 · PM 0.84 · SO2 3.78 · CO 0.27 (t/yr) |
| Amazon Data Services, Inc. | 1847 | Site: Oakland · NOx 7.73 (t/yr) |
| Gallagher & Burk, Inc | 135, 360 | Site: Oakland · NOx 0.17 · POC 0.2 · PM10 6.41 · SO2 0.17 · CO 0.53 (t/yr) |
| Shore Terminals LLC | 1834, 1835, 1874 | Site: Antioch · NOx 1.12 · POC 5.89 (t/yr) |
| San Francisco International Airport | 1866, 1964 | Site: Antioch, Santa Clara · NOx 3.58 · POC 1 (t/yr) |
| Shell Chemical LP | 1703 | Site: Newark · NOx 3.48 · POC 0.43 (t/yr) |
| Eagle Rock Aggregates, Inc | 2016 | Site: Cupertino · NOx 3.74 (t/yr) |
| San Jose/Santa Clara WPCP, Plant 778 | 1162, 1463 | Site: San Jose, Santa Clara · NOx 1 · POC 2.57 (t/yr) |
| Applied Biosystems | 744 | Site: Pleasanton · NOx 1.47 · POC 0.14 · PM10 0.19 · SO2 0.02 · CO 1.68 (t/yr) |
| University of California - Berkeley | 4 certificates (1631 … 2114) | Site: Antioch, Cupertino, San Jose, Santa Clara · NOx 0.92 · POC 2.3 (t/yr) |
| Diamond Generating Corporation | 1277 | Site: Santa Clara · NOx 3.12 (t/yr) |
| Lawrence Livermore National Laboratory | 1953 | Site: Santa Clara · NOx 3.08 (t/yr) |
| Port of Oakland | 603 | Site: Oakland · NOx 2.45 (t/yr) |
| Owens Corning Insulating Systems, LLC | 1660, 1662 | Site: Santa Clara · NOx 1.6 · PM10 0.06 · PM2.5 0.06 · SO2 0.01 · CO 0.64 (t/yr) |
| Johns Manville Roofing Systems Group | 886, 992 | Site: Pittsburg · NOx 1.99 · CO 0.02 (t/yr) |
| Georgia-Pacific Gypsum LLC | 1944 | Site: San Leandro · NOx 0.27 · POC 0.01 · PM10 0.76 · PM2.5 0.76 · SO2 0.06 · CO 0.02 (t/yr) |
| Napa Redevelopment Partners, LLC | 944 | Site: Napa · NOx 1.64 · POC 0.09 (t/yr) |
| Shell Catalysts & Technologies | 560, 1288 | Site: Pittsburg · NOx 0.2 · POC 0.34 · PM10 0.76 · CO 0.34 (t/yr) |
| GEM Mobile Treatment Services Inc | 4 certificates (1575 … 1641) | Site: Antioch, San Leandro, Santa Clara · NOx 0.6 · POC 0.04 · PM10 0.45 · SO2 0.47 (t/yr) |
| Shell Energy North America (US), L.P. | 1050 | Site: Oakland · NOx 0.67 · PM10 0.15 · SO2 0.01 · CO 0.57 (t/yr) |
| Ebmud | 969, 1943 | Site: Pittsburg · NOx 0.37 · POC 1 (t/yr) |
| Bimbo Bakeries USA | 1716 | Site: Oakland · NOx 0.19 · PM10 0.09 · PM2.5 0.09 · SO2 0.01 · CO 0.95 (t/yr) |
| St Joseph Health N CA, dba Santa Rosa Mem Hospital | 266 | Site: Santa Rosa · NOx 0.97 · PM10 0.3 (t/yr) |
| San Francisco Airport Commission | 1783 | Site: Oakland · NOx 1.23 (t/yr) |
| International Disposal Corp of CA | 1927, 1954 | Site: Oakland, Santa Clara · NOx 1.17 (t/yr) |
| Crockett Cogeneration, A Cal Ltd Partnership | 328 | Site: Richmond · NOx 0.84 · CO 0.2 (t/yr) |
| Morton Salt, Inc | 37 | Site: Newark · NOx 0.4 · CO 0.4 (t/yr) |
| CoreSite Real Estate SV9 LP | 1929 | Site: Oakland · NOx 0.76 (t/yr) |
| Red Wing Co /California Div | 446 | Site: San Jose · NOx 0.42 · POC 0.05 · PM10 0.09 · PM 0.07 · SO2 0 · CO 0.08 (t/yr) |
| Koch Carbon, LLC | 1034, 1830, 1961 | Site: Antioch, Oakland, San Jose · NOx 0.54 · POC 0.11 (t/yr) |
| IMACC Corporation | 1177, 1419 | Site: Oakland, San Pablo · NOx 0.07 · PM10 0.05 · SO2 0 · CO 0.38 (t/yr) |
| Stapleton - Spence | 684 | Site: San Jose · NOx 0.31 · POC 0.03 · PM10 0.14 · SO2 0.01 · CO 0.01 (t/yr) |
| Corteva Agriscience - Pittsburg Operations | 1958 | NOx 0.24 · POC 0.01 (t/yr) |
| The University of San Francisco | 1925 | Site: Antioch · NOx 0.21 (t/yr) |
| American Lithographers & Business Forms | 1150 | Site: Benicia · NOx 0.1 · CO 0.1 (t/yr) |
| Digital Realty LLC c/o Digital Realty Tr | 1774 | Site: Oakland · NOx 0.19 (t/yr) |
| UCSF Bayfront Medical Building | 1940 | Site: Santa Clara · NOx 0.15 (t/yr) |
| Greenwood Enterprises LLC | 1198 | Site: San Leandro · NOx 0.12 (t/yr) |
| City of Sunnyvale | 1885 | Site: Oakland · NOx 0.11 (t/yr) |
| Browning-Ferris Industries of CA Inc | 1854, 1856 | Site: Antioch, Union City · NOx 0.09 · POC 0.02 (t/yr) |
| STACK Infrastructure, Inc. | 2013 | Site: Antioch · NOx 0.02 (t/yr) |
| Republic Services | 1648 | Site: Santa Clara · NOx 0.02 (t/yr) |
| CriticalPath Environmental Services | 1851 | Site: Hayward · NOx 0.02 (t/yr) |
| Peet's Coffee Inc. | 1743 | Site: Antioch · NOx 0.01 (t/yr) |
What NOx ERCs sold for in Bay Area AQMD, recorded 2023 prices
| Pollutant | Median $/ton | Low | High |
|---|---|---|---|
| NOx | $29,000 | $23,235.72 | $29,090 |
Source: CARB 2023 ERC transaction report (7 transactions district-wide). Statewide table on the ERC prices page.
Buying NOx offsets in Bay Area AQMD
NOx contributes to ozone formation. Offset requirements depend on the receiving district, project emissions, applicable thresholds and offset ratios. Confirm the permit requirements before selecting credits.
A NOx credit banked in Bay Area AQMD must meet the receiving district’s requirements. Some interdistrict uses are possible with required approvals under Health & Safety Code §40709.6. Tell the Exchange desk the quantities your permit requires. The desk coordinates inquiries with holders or their designated representatives. Initial inquiries are free.
Inquire on Bay Area AQMD NOx creditsRequest NOx credits in Bay Area AQMD privately
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