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CO Emission Reduction Credits in Yolo-Solano AQMD

107 banked CO certificates of record, recorded prices, and a direct line to the holders.

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CO credits listed for sale in Yolo-Solano AQMD

EC-0503
Agricultural, rice straw burning discontinuation
CO 11.9 tons · Price on request · NOx 1.081 tons · Price on request · SOx 0.229 tons · Price on request · PM10 1.3095 tons · Price on request

Availability confirmed. View minimums, restrictions and listing representative.

EC-0501
Agricultural, rice straw burning discontinuation
CO 32.1985 tons · Price on request · NOx 0.8935 tons · Price on request · SOx 0.6435 tons · Price on request · PM10 3.6855 tons · Price on request

Availability confirmed. View minimums, restrictions and listing representative.

Holders of banked CO credits in Yolo-Solano AQMD, 107 certificates, 34 holders

Every registry entry in Yolo-Solano AQMD that includes CO, from District ERC Registry, May 19, 2025 (lb/yr, also shown here as tons/yr). 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 recordCertificate(s)Source / pollutants banked
Pamela Wallace5 certificates (EC-0344 … EC-0451)Sorghum & rice burning discontinuation · NOx 38,345 · VOC 36,651 · CO 1,306,541 (lb/yr) ≈ NOx 19.17 · VOC 18.33 · CO 653 t/yr
Reclamation District No. 108EC-0361, EC-0446Safflower/wheat & rice burning discontinuation · NOx 68,598 · VOC 49,765 · PM10 88,539 · SOx 15,876 · CO 823,990 (lb/yr) ≈ NOx 34.3 · VOC 24.88 · PM10 44.27 · SOx 7.94 · CO 412 t/yr
River Garden FarmsEC-0509, EC-0511Agricultural source · NOx 70,456 · VOC 14,374 · PM10 88,542 · SOx 14,834 · CO 634,160 (lb/yr) ≈ NOx 35.23 · VOC 7.19 · PM10 44.27 · SOx 7.42 · CO 317 t/yr
Conaway Preservation Group, LLCEC-0392Rice straw burning discontinuation · NOx 40,251 · VOC 37,089 · PM10 39,714 · SOx 8,680 · CO 452,953 (lb/yr) ≈ NOx 20.13 · VOC 18.54 · PM10 19.86 · SOx 4.34 · CO 226 t/yr
Spreckels Sugar Company6 certificates (EC-0006 … EC-0088)Sugar operation shutdowns · PM10 4,532 · SOx 1,877 · CO 354,404 (lb/yr) ≈ PM10 2.27 · SOx 0.94 · CO 177 t/yr
Agrium U.S., Inc.EC-0403, EC-0404Boiler & nitric acid production shutdown · NOx 62,813 · VOC 198 · PM10 275 · SOx 22 · CO 247,341 (lb/yr) ≈ NOx 31.41 · VOC 0.1 · PM10 0.14 · SOx 0.01 · CO 124 t/yr
Sacramento Municipal Utility District19 certificates (EC-0120 … EC-0466)Boilers, IC engines & process shutdowns · NOx 8,488 · VOC 23,306 · PM10 156,699 · SOx 3,235 · CO 1,486 (lb/yr) ≈ NOx 4.24 · VOC 11.65 · PM10 78.35 · SOx 1.62 · CO 0.74 t/yr
Adams Group, Inc.8 certificates (EC-0408 … EC-0415)Grain operations shutdowns + rice straw · NOx 76,321 · VOC 68,161 · PM10 10,430 · SOx 17 · CO 642 (lb/yr) ≈ NOx 38.16 · VOC 34.08 · PM10 5.22 · SOx 0.01 · CO 0.32 t/yr
PAI River Bend Ranches, LLCEC-0472Rice straw burning discontinuation · NOx 9,662 · VOC 8,218 · PM10 11,651 · SOx 2,045 · CO 81,769 (lb/yr) ≈ NOx 4.83 · VOC 4.11 · PM10 5.83 · SOx 1.02 · CO 40.88 t/yr
Truck Accessories Group, LLC dba Leer West5 certificates (EC-0499 … EC-0515)Coating & adhesives operation shutdowns · NOx 519 · VOC 99,177 · PM10 6,359 · SOx 4 · CO 796 (lb/yr) ≈ NOx 0.26 · VOC 49.59 · PM10 3.18 · SOx <0.01 · CO 0.4 t/yr
Knaggs Farming Co.EC-0501Rice straw burning discontinuation · NOx 1,787 · PM10 7,371 · SOx 1,287 · CO 64,397 (lb/yr) ≈ NOx 0.89 · PM10 3.69 · SOx 0.64 · CO 32.2 t/yr
Dino W. Beltrami TrustEC-0108Sorghum open burning discontinuation · NOx 4,119 · VOC 6,595 · CO 56,424 (lb/yr) ≈ NOx 2.06 · VOC 3.3 · CO 28.21 t/yr
University of California, Davis19 certificates (EC-0193 … EC-0424)Boiler & process shutdowns · NOx 16,400 · VOC 5,810 · PM10 10,424 · SOx 635 · CO 6,736 (lb/yr) ≈ NOx 8.2 · VOC 2.91 · PM10 5.21 · SOx 0.32 · CO 3.37 t/yr
Holly Sugar Corporation5 certificates (EC-0169 … EC-0173)Boilers, pulp dryers & lime kiln shutdowns · CO 30,805 (lb/yr) ≈ CO 15.4 t/yr
David and Alice te Velde Family TrustEC-0350, EC-0503Rice straw burning discontinuation · NOx 2,162 · PM10 2,619 · SOx 458 · CO 23,864 (lb/yr) ≈ NOx 2.16 · PM10 2.62 · SOx 0.46 · CO 23.86 · VOC 0.98 t/yr
Judith Coppel & Jeanne IrelandEC-0114Sorghum open burning discontinuation · NOx 1,709 · VOC 2,736 · CO 23,416 (lb/yr) ≈ NOx 0.85 · VOC 1.37 · CO 11.71 t/yr
Donald BeemanEC-0354, EC-0368, EC-0370Rice straw burning discontinuation · NOx 1,588 · VOC 1,435 · PM10 1,925 · SOx 335 · CO 17,536 (lb/yr) ≈ NOx 0.79 · VOC 0.72 · PM10 0.96 · SOx 0.17 · CO 8.77 t/yr
City of West SacramentoEC-0338, EC-0339, EC-0340Wastewater IC engines & flare shutdown · NOx 707 · VOC 423 · PM10 331 · SOx 7,059 · CO 10,746 (lb/yr) ≈ NOx 0.35 · VOC 0.21 · PM10 0.17 · SOx 3.53 · CO 5.37 t/yr
Mariani Packing Company, Inc5 certificates (EC-0287 … EC-0291)Boiler shutdowns · VOC 1,307 · PM10 2,153 · SOx 186 · CO 14,949 (lb/yr) ≈ VOC 0.65 · PM10 1.08 · SOx 0.09 · CO 7.47 t/yr
Crum Family FarmEC-0374Rice straw burning discontinuation · VOC 874 · PM10 1,172 · SOx 204 · CO 10,672 (lb/yr) ≈ VOC 0.44 · PM10 0.59 · SOx 0.1 · CO 5.34 t/yr
Thomas E. Hayes Sr.EC-0402Rice straw burning discontinuation · NOx 1,054 · VOC 953 · PM10 1,277 · SOx 223 · CO 8,747 (lb/yr) ≈ NOx 0.53 · VOC 0.48 · PM10 0.64 · SOx 0.11 · CO 4.37 t/yr
Daniel EngstromEC-0360Rice straw burning discontinuation · NOx 719 · VOC 650 · PM10 871 · SOx 153 · CO 7,925 (lb/yr) ≈ NOx 0.36 · VOC 0.33 · PM10 0.44 · SOx 0.08 · CO 3.96 t/yr
Pheasant Investment Corporation a Calif.EC-0359Rice straw burning discontinuation · NOx 719 · VOC 650 · PM10 871 · SOx 153 · CO 7,925 (lb/yr) ≈ NOx 0.36 · VOC 0.33 · PM10 0.44 · SOx 0.08 · CO 3.96 t/yr
ConAgra Grocery ProductsEC-0205Boiler shutdown · CO 9,069 (lb/yr) ≈ CO 4.53 t/yr
MB Beeman Family TrustEC-0371Rice straw burning discontinuation · NOx 590 · VOC 535 · PM10 715 · SOx 125 · CO 6,518 (lb/yr) ≈ NOx 0.3 · VOC 0.27 · PM10 0.36 · SOx 0.06 · CO 3.26 t/yr
Woodland Nut Oils, A Division of California OilsEC-0312Diesel IC engine shutdown · NOx 5,239 · VOC 752 · PM10 7 · SOx 4 · CO 1,983 (lb/yr) ≈ NOx 2.62 · VOC 0.38 · PM10 <0.01 · SOx <0.01 · CO 0.99 t/yr
Fred Jr. & Sandra Heidrick Trust Dated 4/28/199EC-0363Rice straw burning discontinuation · NOx 545 · VOC 492 · PM10 659 · SOx 116 · CO 6,011 (lb/yr) ≈ NOx 0.27 · VOC 0.25 · PM10 0.33 · SOx 0.06 · CO 3.01 t/yr
Kevan BeemanEC-0369Rice straw burning discontinuation · NOx 507 · VOC 458 · PM10 612 · SOx 108 · CO 5,582 (lb/yr) ≈ NOx 0.25 · VOC 0.23 · PM10 0.31 · SOx 0.05 · CO 2.79 t/yr
Pacific Coast ProducersEC-0385Boiler shutdown · NOx 251 · CO 5,605 (lb/yr) ≈ NOx 0.13 · CO 2.8 t/yr
Teichert AggregatesEC-0240Diesel IC engine shutdown · NOx 1,950 · VOC 206 · PM10 260 · SOx 46 · CO 1,367 (lb/yr) ≈ NOx 0.98 · VOC 0.1 · PM10 0.13 · SOx 0.02 · CO 0.68 t/yr
Bunge North America, Inc. dba Pacific InternatioEC-0434Rice dryers shutdown · NOx 1,697 · VOC 81 · PM10 1,061 · SOx 11 · CO 340 (lb/yr) ≈ NOx 0.85 · VOC 0.04 · PM10 0.53 · SOx 0.01 · CO 0.17 t/yr
1997 Gnoss Trust Dated 2/19/1997EC-0364Rice straw burning discontinuation · NOx 136 · VOC 123 · PM10 164 · SOx 28 · CO 1,503 (lb/yr) ≈ NOx 0.07 · VOC 0.06 · PM10 0.08 · SOx 0.01 · CO 0.75 t/yr
Burns Philp Food Inc.EC-0122Herb dehydration discontinuation · CO 659 (lb/yr) ≈ CO 0.33 t/yr
Pacific Gas and Electric CompanyEC-0044, EC-0045IC engine shutdowns · NOx 452 · VOC 28 · CO 68 (lb/yr) ≈ NOx 0.23 · VOC 0.01 · CO 0.03 t/yr

What CO ERCs sold for in Yolo-Solano AQMD, recorded 2023 prices

PollutantMedian $/tonLowHigh
CO$3,400$3,400$3,400

Source: CARB 2023 ERC transaction report (21 transactions district-wide). Statewide table on the ERC prices page.

Buying CO offsets in Yolo-Solano AQMD

CO credits appear in district registers and historical transaction reports. Whether a project needs CO offsets, and which credits qualify, depends on the applicable district rules. Sparse reported sales do not establish a current asking price.

A CO credit banked in Yolo-Solano 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.

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