{"meta":{"dataset":"toxic-releases","title":"Toxic chemical releases by county (EPA Toxics Release Inventory)","version":"1.0.0","doi":"10.5281/zenodo.23753052","doiUrl":"https://doi.org/10.5281/zenodo.23753052","conceptDoi":"10.5281/zenodo.23753051","license":"CC BY 4.0","licenseUrl":"https://creativecommons.org/licenses/by/4.0/","attribution":"Source: Probative, Toxic chemical releases by county (EPA Toxics Release Inventory), version 1.0.0, https://doi.org/10.5281/zenodo.23753052, licensed CC BY 4.0.","citation":"Probative. (2026). Toxic chemical releases by county (EPA Toxics Release Inventory) (Version 1.0.0) [Data set]. Zenodo. https://doi.org/10.5281/zenodo.23753052","disclaimer":"Not legal advice. These are pounds that covered facilities reported releasing, kept for research and market sizing. A release is not an exposure, a finding that anyone was harmed or a finding of fault, and the Toxics Release Inventory covers only listed chemicals and facilities above reporting thresholds. Questions about exposure or injury are for a licensed attorney or a health professional.","notice":"Probative is a marketing firm, not a law firm; not legal advice.","lastChecked":"2026-10-29","url":"https://probativegrowth.com/data/v1/toxic-releases/jurisdictions/AK.json","humanUrl":"https://probativegrowth.com/data/toxic-releases/","statusCodes":{"P":"primary source","S":"secondary source","D":"ABA model default","U":"open question"}},"key":"AK","records":[{"id":"toxic-releases:AK","dataset":"toxic-releases","jurisdiction":"AK","county":null,"countyName":null,"stateName":"Alaska","topParents":"TECK AMERICAN INC (723,889,152 lbs); HECLA MINING CO (87,578,704 lbs); KINROSS GOLD CORP (USA) INC (17,667,207 lbs)","unplaced_lbs":null,"level":"state","reportingYear":2024,"status":"P","text":"Alaska: 48 facilities reported 841,112,350 pounds of toxic chemicals released on site in 2024 (387,055 to air, 979,685 to water, 839,745,611 to land). Of that, 11,235,118 pounds were known or suspected carcinogens, 6,430 pounds were benzene, 8,855,672 pounds were lead and lead compounds. That is 6% less than in 2023.","value":841112350,"unit":"pounds released on site","facilities":48,"onsite_lbs":841112350,"air_lbs":387055,"water_lbs":979685,"land_lbs":839745611,"carcinogens_lbs":11235118,"pfas_lbs":0,"ethylene_oxide_lbs":0,"benzene_lbs":6430,"lead_lbs":8855672,"onsite_lbs_2020":626952441,"onsite_lbs_2021":696974041,"onsite_lbs_2022":776377814,"onsite_lbs_2023":899121403,"onsite_lbs_2024":841112350,"change_pct":-6.5,"effectiveFrom":"2024-01-01","effectiveTo":"2024-12-31","sources":[{"label":"EPA, TRI Basic Data File, reporting year 2024","url":"https://data.epa.gov/efservice/downloads/tri/mv_tri_basic_download/2024_US/csv","kind":"primary","accessed":"2026-10-29"},{"label":"EPA, TRI Basic Data Files page","url":"https://www.epa.gov/toxics-release-inventory-tri-program/tri-basic-data-files-calendar-years-1987-present","kind":"primary","accessed":"2026-10-29"}],"source":{"agency":"U.S. Environmental Protection Agency, Toxics Release Inventory","url":"https://www.epa.gov/toxics-release-inventory-tri-program/tri-basic-data-files-calendar-years-1987-present","file":"TRI Basic Data File, reporting year 2024 (mv_tri_basic_download/2024_US)","table":"ON-SITE RELEASE TOTAL, in pounds, by facility and chemical form","release":"Reporting year 2024","accessed":"2026-10-29"},"flags":{"suppressed":false,"noise":false,"preliminary":false,"moe":null},"lastChecked":"2026-10-29","confidence":"high","confidenceBasis":"primary source; checked within 400 days; totals tie to the official file"},{"id":"toxic-releases:02013","dataset":"toxic-releases","jurisdiction":"AK","county":"02013","countyName":"Aleutians East Borough","stateName":"Alaska","topParents":null,"unplaced_lbs":null,"level":"county","reportingYear":2024,"status":"P","text":"Aleutians East Borough, Alaska: 2 facilities reported 186,362 pounds of toxic chemicals released on site in 2024 (186,362 to air, 0 to water, 0 to land). Of that, 186,362 pounds were known or suspected carcinogens. That is 1% less than in 2023.","value":186362,"unit":"pounds released on site","facilities":2,"onsite_lbs":186362,"air_lbs":186362,"water_lbs":0,"land_lbs":0,"carcinogens_lbs":186362,"pfas_lbs":0,"ethylene_oxide_lbs":0,"benzene_lbs":0,"lead_lbs":0,"onsite_lbs_2020":213132,"onsite_lbs_2021":287559,"onsite_lbs_2022":196277,"onsite_lbs_2023":189016,"onsite_lbs_2024":186362,"change_pct":-1.4,"effectiveFrom":"2024-01-01","effectiveTo":"2024-12-31","sources":[{"label":"EPA, TRI Basic Data File, reporting year 2024","url":"https://data.epa.gov/efservice/downloads/tri/mv_tri_basic_download/2024_US/csv","kind":"primary","accessed":"2026-10-29"},{"label":"EPA, TRI Basic Data Files page","url":"https://www.epa.gov/toxics-release-inventory-tri-program/tri-basic-data-files-calendar-years-1987-present","kind":"primary","accessed":"2026-10-29"}],"source":{"agency":"U.S. Environmental Protection Agency, Toxics Release Inventory","url":"https://www.epa.gov/toxics-release-inventory-tri-program/tri-basic-data-files-calendar-years-1987-present","file":"TRI Basic Data File, reporting year 2024 (mv_tri_basic_download/2024_US)","table":"ON-SITE RELEASE TOTAL, in pounds, by facility and chemical form","release":"Reporting year 2024","accessed":"2026-10-29"},"flags":{"suppressed":false,"noise":false,"preliminary":false,"moe":null},"lastChecked":"2026-10-29","confidence":"high","confidenceBasis":"primary source; checked within 400 days; totals tie to the official file"},{"id":"toxic-releases:02016","dataset":"toxic-releases","jurisdiction":"AK","county":"02016","countyName":"Aleutians West Census Area","stateName":"Alaska","topParents":null,"unplaced_lbs":null,"level":"county","reportingYear":2024,"status":"P","text":"Aleutians West Census Area, Alaska: 2 facilities reported 3,888 pounds of toxic chemicals released on site in 2024 (3,888 to air, 0 to water, 0 to land). Of that, 74 pounds were lead and lead compounds. That is 75% more than in 2023.","value":3888,"unit":"pounds released on site","facilities":2,"onsite_lbs":3888,"air_lbs":3888,"water_lbs":0,"land_lbs":0,"carcinogens_lbs":0,"pfas_lbs":0,"ethylene_oxide_lbs":0,"benzene_lbs":0,"lead_lbs":74,"onsite_lbs_2020":20451,"onsite_lbs_2021":25561,"onsite_lbs_2022":2831,"onsite_lbs_2023":2221,"onsite_lbs_2024":3888,"change_pct":75,"effectiveFrom":"2024-01-01","effectiveTo":"2024-12-31","sources":[{"label":"EPA, TRI Basic Data File, reporting year 2024","url":"https://data.epa.gov/efservice/downloads/tri/mv_tri_basic_download/2024_US/csv","kind":"primary","accessed":"2026-10-29"},{"label":"EPA, TRI Basic Data Files page","url":"https://www.epa.gov/toxics-release-inventory-tri-program/tri-basic-data-files-calendar-years-1987-present","kind":"primary","accessed":"2026-10-29"}],"source":{"agency":"U.S. Environmental Protection Agency, Toxics Release Inventory","url":"https://www.epa.gov/toxics-release-inventory-tri-program/tri-basic-data-files-calendar-years-1987-present","file":"TRI Basic Data File, reporting year 2024 (mv_tri_basic_download/2024_US)","table":"ON-SITE RELEASE TOTAL, in pounds, by facility and chemical form","release":"Reporting year 2024","accessed":"2026-10-29"},"flags":{"suppressed":false,"noise":false,"preliminary":false,"moe":null},"lastChecked":"2026-10-29","confidence":"high","confidenceBasis":"primary source; checked within 400 days; totals tie to the official file"},{"id":"toxic-releases:02020","dataset":"toxic-releases","jurisdiction":"AK","county":"02020","countyName":"Anchorage Municipality","stateName":"Alaska","topParents":null,"unplaced_lbs":null,"level":"county","reportingYear":2024,"status":"P","text":"Anchorage Municipality, Alaska: 8 facilities reported 37,969 pounds of toxic chemicals released on site in 2024 (11,458 to air, 0 to water, 26,511 to land). Of that, 1,495 pounds were known or suspected carcinogens, 990 pounds were benzene. That is 16% less than in 2023.","value":37969,"unit":"pounds released on site","facilities":8,"onsite_lbs":37969,"air_lbs":11458,"water_lbs":0,"land_lbs":26511,"carcinogens_lbs":1495,"pfas_lbs":0,"ethylene_oxide_lbs":0,"benzene_lbs":990,"lead_lbs":0,"onsite_lbs_2020":27559,"onsite_lbs_2021":41459,"onsite_lbs_2022":49792,"onsite_lbs_2023":45097,"onsite_lbs_2024":37969,"change_pct":-15.8,"effectiveFrom":"2024-01-01","effectiveTo":"2024-12-31","sources":[{"label":"EPA, TRI Basic Data File, reporting year 2024","url":"https://data.epa.gov/efservice/downloads/tri/mv_tri_basic_download/2024_US/csv","kind":"primary","accessed":"2026-10-29"},{"label":"EPA, TRI Basic Data Files page","url":"https://www.epa.gov/toxics-release-inventory-tri-program/tri-basic-data-files-calendar-years-1987-present","kind":"primary","accessed":"2026-10-29"}],"source":{"agency":"U.S. Environmental Protection Agency, Toxics Release Inventory","url":"https://www.epa.gov/toxics-release-inventory-tri-program/tri-basic-data-files-calendar-years-1987-present","file":"TRI Basic Data File, reporting year 2024 (mv_tri_basic_download/2024_US)","table":"ON-SITE RELEASE TOTAL, in pounds, by facility and chemical form","release":"Reporting year 2024","accessed":"2026-10-29"},"flags":{"suppressed":false,"noise":false,"preliminary":false,"moe":null},"lastChecked":"2026-10-29","confidence":"high","confidenceBasis":"primary source; checked within 400 days; totals tie to the official file"},{"id":"toxic-releases:02050","dataset":"toxic-releases","jurisdiction":"AK","county":"02050","countyName":"Bethel Census Area","stateName":"Alaska","topParents":null,"unplaced_lbs":null,"level":"county","reportingYear":2024,"status":"P","text":"Bethel Census Area, Alaska: 1 facility reported 1,374 pounds of toxic chemicals released on site in 2024 (1,374 to air, 0 to water, 0 to land). Of that, 292 pounds were known or suspected carcinogens, 252 pounds were benzene, 0 pounds were lead and lead compounds. That is 71% more than in 2023.","value":1374,"unit":"pounds released on site","facilities":1,"onsite_lbs":1374,"air_lbs":1374,"water_lbs":0,"land_lbs":0,"carcinogens_lbs":292,"pfas_lbs":0,"ethylene_oxide_lbs":0,"benzene_lbs":252,"lead_lbs":0,"onsite_lbs_2020":1100,"onsite_lbs_2021":998,"onsite_lbs_2022":781,"onsite_lbs_2023":802,"onsite_lbs_2024":1374,"change_pct":71.2,"effectiveFrom":"2024-01-01","effectiveTo":"2024-12-31","sources":[{"label":"EPA, TRI Basic Data File, reporting year 2024","url":"https://data.epa.gov/efservice/downloads/tri/mv_tri_basic_download/2024_US/csv","kind":"primary","accessed":"2026-10-29"},{"label":"EPA, TRI Basic Data Files page","url":"https://www.epa.gov/toxics-release-inventory-tri-program/tri-basic-data-files-calendar-years-1987-present","kind":"primary","accessed":"2026-10-29"}],"source":{"agency":"U.S. Environmental Protection Agency, Toxics Release Inventory","url":"https://www.epa.gov/toxics-release-inventory-tri-program/tri-basic-data-files-calendar-years-1987-present","file":"TRI Basic Data File, reporting year 2024 (mv_tri_basic_download/2024_US)","table":"ON-SITE RELEASE TOTAL, in pounds, by facility and chemical form","release":"Reporting year 2024","accessed":"2026-10-29"},"flags":{"suppressed":false,"noise":false,"preliminary":false,"moe":null},"lastChecked":"2026-10-29","confidence":"high","confidenceBasis":"primary source; checked within 400 days; totals tie to the official file"},{"id":"toxic-releases:02068","dataset":"toxic-releases","jurisdiction":"AK","county":"02068","countyName":"Denali Borough","stateName":"Alaska","topParents":null,"unplaced_lbs":null,"level":"county","reportingYear":2024,"status":"P","text":"Denali Borough, Alaska: 2 facilities reported 180,079 pounds of toxic chemicals released on site in 2024 (1,344 to air, 171 to water, 178,564 to land). Of that, 5 pounds were known or suspected carcinogens, 4,473 pounds were lead and lead compounds. That is 33% less than in 2023.","value":180079,"unit":"pounds released on site","facilities":2,"onsite_lbs":180079,"air_lbs":1344,"water_lbs":171,"land_lbs":178564,"carcinogens_lbs":5,"pfas_lbs":0,"ethylene_oxide_lbs":0,"benzene_lbs":0,"lead_lbs":4473,"onsite_lbs_2020":177617,"onsite_lbs_2021":222337,"onsite_lbs_2022":192865,"onsite_lbs_2023":267195,"onsite_lbs_2024":180079,"change_pct":-32.6,"effectiveFrom":"2024-01-01","effectiveTo":"2024-12-31","sources":[{"label":"EPA, TRI Basic Data File, reporting year 2024","url":"https://data.epa.gov/efservice/downloads/tri/mv_tri_basic_download/2024_US/csv","kind":"primary","accessed":"2026-10-29"},{"label":"EPA, TRI Basic Data Files page","url":"https://www.epa.gov/toxics-release-inventory-tri-program/tri-basic-data-files-calendar-years-1987-present","kind":"primary","accessed":"2026-10-29"}],"source":{"agency":"U.S. Environmental Protection Agency, Toxics Release Inventory","url":"https://www.epa.gov/toxics-release-inventory-tri-program/tri-basic-data-files-calendar-years-1987-present","file":"TRI Basic Data File, reporting year 2024 (mv_tri_basic_download/2024_US)","table":"ON-SITE RELEASE TOTAL, in pounds, by facility and chemical form","release":"Reporting year 2024","accessed":"2026-10-29"},"flags":{"suppressed":false,"noise":false,"preliminary":false,"moe":null},"lastChecked":"2026-10-29","confidence":"high","confidenceBasis":"primary source; checked within 400 days; totals tie to the official file"},{"id":"toxic-releases:02090","dataset":"toxic-releases","jurisdiction":"AK","county":"02090","countyName":"Fairbanks North Star Borough","stateName":"Alaska","topParents":null,"unplaced_lbs":null,"level":"county","reportingYear":2024,"status":"P","text":"Fairbanks North Star Borough, Alaska: 13 facilities reported 18,202,416 pounds of toxic chemicals released on site in 2024 (22,244 to air, 159 to water, 18,180,013 to land). Of that, 4,106,262 pounds were known or suspected carcinogens, 1,062 pounds were benzene, 1,796,819 pounds were lead and lead compounds. That is 1% less than in 2023.","value":18202416,"unit":"pounds released on site","facilities":13,"onsite_lbs":18202416,"air_lbs":22244,"water_lbs":159,"land_lbs":18180013,"carcinogens_lbs":4106262,"pfas_lbs":0,"ethylene_oxide_lbs":0,"benzene_lbs":1062,"lead_lbs":1796819,"onsite_lbs_2020":16296910,"onsite_lbs_2021":14839641,"onsite_lbs_2022":16945842,"onsite_lbs_2023":18416722,"onsite_lbs_2024":18202416,"change_pct":-1.2,"effectiveFrom":"2024-01-01","effectiveTo":"2024-12-31","sources":[{"label":"EPA, TRI Basic Data File, reporting year 2024","url":"https://data.epa.gov/efservice/downloads/tri/mv_tri_basic_download/2024_US/csv","kind":"primary","accessed":"2026-10-29"},{"label":"EPA, TRI Basic Data Files page","url":"https://www.epa.gov/toxics-release-inventory-tri-program/tri-basic-data-files-calendar-years-1987-present","kind":"primary","accessed":"2026-10-29"}],"source":{"agency":"U.S. Environmental Protection Agency, Toxics Release Inventory","url":"https://www.epa.gov/toxics-release-inventory-tri-program/tri-basic-data-files-calendar-years-1987-present","file":"TRI Basic Data File, reporting year 2024 (mv_tri_basic_download/2024_US)","table":"ON-SITE RELEASE TOTAL, in pounds, by facility and chemical form","release":"Reporting year 2024","accessed":"2026-10-29"},"flags":{"suppressed":false,"noise":false,"preliminary":false,"moe":null},"lastChecked":"2026-10-29","confidence":"high","confidenceBasis":"primary source; checked within 400 days; totals tie to the official file"},{"id":"toxic-releases:02110","dataset":"toxic-releases","jurisdiction":"AK","county":"02110","countyName":"Juneau City and Borough","stateName":"Alaska","topParents":null,"unplaced_lbs":null,"level":"county","reportingYear":2024,"status":"P","text":"Juneau City and Borough, Alaska: 3 facilities reported 90,105,190 pounds of toxic chemicals released on site in 2024 (29,385 to air, 522,837 to water, 89,552,968 to land). Of that, 199 pounds were known or suspected carcinogens, 7,051,245 pounds were lead and lead compounds. That is 10% less than in 2023.","value":90105190,"unit":"pounds released on site","facilities":3,"onsite_lbs":90105190,"air_lbs":29385,"water_lbs":522837,"land_lbs":89552968,"carcinogens_lbs":199,"pfas_lbs":0,"ethylene_oxide_lbs":0,"benzene_lbs":0,"lead_lbs":7051245,"onsite_lbs_2020":60809050,"onsite_lbs_2021":73203617,"onsite_lbs_2022":92258147,"onsite_lbs_2023":100432277,"onsite_lbs_2024":90105190,"change_pct":-10.3,"effectiveFrom":"2024-01-01","effectiveTo":"2024-12-31","sources":[{"label":"EPA, TRI Basic Data File, reporting year 2024","url":"https://data.epa.gov/efservice/downloads/tri/mv_tri_basic_download/2024_US/csv","kind":"primary","accessed":"2026-10-29"},{"label":"EPA, TRI Basic Data Files page","url":"https://www.epa.gov/toxics-release-inventory-tri-program/tri-basic-data-files-calendar-years-1987-present","kind":"primary","accessed":"2026-10-29"}],"source":{"agency":"U.S. Environmental Protection Agency, Toxics Release Inventory","url":"https://www.epa.gov/toxics-release-inventory-tri-program/tri-basic-data-files-calendar-years-1987-present","file":"TRI Basic Data File, reporting year 2024 (mv_tri_basic_download/2024_US)","table":"ON-SITE RELEASE TOTAL, in pounds, by facility and chemical form","release":"Reporting year 2024","accessed":"2026-10-29"},"flags":{"suppressed":false,"noise":false,"preliminary":false,"moe":null},"lastChecked":"2026-10-29","confidence":"high","confidenceBasis":"primary source; checked within 400 days; totals tie to the official file"},{"id":"toxic-releases:02122","dataset":"toxic-releases","jurisdiction":"AK","county":"02122","countyName":"Kenai Peninsula Borough","stateName":"Alaska","topParents":null,"unplaced_lbs":null,"level":"county","reportingYear":2024,"status":"P","text":"Kenai Peninsula Borough, Alaska: 3 facilities reported 45,530 pounds of toxic chemicals released on site in 2024 (44,114 to air, 1,137 to water, 278 to land). Of that, 4,728 pounds were known or suspected carcinogens, 3,330 pounds were benzene, 7 pounds were lead and lead compounds. That is 5% more than in 2023.","value":45530,"unit":"pounds released on site","facilities":3,"onsite_lbs":45530,"air_lbs":44114,"water_lbs":1137,"land_lbs":278,"carcinogens_lbs":4728,"pfas_lbs":0,"ethylene_oxide_lbs":0,"benzene_lbs":3330,"lead_lbs":7,"onsite_lbs_2020":47861,"onsite_lbs_2021":40834,"onsite_lbs_2022":47482,"onsite_lbs_2023":43528,"onsite_lbs_2024":45530,"change_pct":4.6,"effectiveFrom":"2024-01-01","effectiveTo":"2024-12-31","sources":[{"label":"EPA, TRI Basic Data File, reporting year 2024","url":"https://data.epa.gov/efservice/downloads/tri/mv_tri_basic_download/2024_US/csv","kind":"primary","accessed":"2026-10-29"},{"label":"EPA, TRI Basic Data Files page","url":"https://www.epa.gov/toxics-release-inventory-tri-program/tri-basic-data-files-calendar-years-1987-present","kind":"primary","accessed":"2026-10-29"}],"source":{"agency":"U.S. Environmental Protection Agency, Toxics Release Inventory","url":"https://www.epa.gov/toxics-release-inventory-tri-program/tri-basic-data-files-calendar-years-1987-present","file":"TRI Basic Data File, reporting year 2024 (mv_tri_basic_download/2024_US)","table":"ON-SITE RELEASE TOTAL, in pounds, by facility and chemical form","release":"Reporting year 2024","accessed":"2026-10-29"},"flags":{"suppressed":false,"noise":false,"preliminary":false,"moe":null},"lastChecked":"2026-10-29","confidence":"high","confidenceBasis":"primary source; checked within 400 days; totals tie to the official file"},{"id":"toxic-releases:02130","dataset":"toxic-releases","jurisdiction":"AK","county":"02130","countyName":"Ketchikan Gateway Borough","stateName":"Alaska","topParents":null,"unplaced_lbs":null,"level":"county","reportingYear":2024,"status":"P","text":"Ketchikan Gateway Borough, Alaska: 1 facility reported 0 pounds of toxic chemicals released on site in 2024 (0 to air, 0 to water, 0 to land). Of that, 0 pounds were known or suspected carcinogens, 0 pounds were lead and lead compounds. That is 39% less than in 2023.","value":0,"unit":"pounds released on site","facilities":1,"onsite_lbs":0,"air_lbs":0,"water_lbs":0,"land_lbs":0,"carcinogens_lbs":0,"pfas_lbs":0,"ethylene_oxide_lbs":0,"benzene_lbs":0,"lead_lbs":0,"onsite_lbs_2020":2451,"onsite_lbs_2021":0,"onsite_lbs_2022":13242,"onsite_lbs_2023":1,"onsite_lbs_2024":0,"change_pct":-38.7,"effectiveFrom":"2024-01-01","effectiveTo":"2024-12-31","sources":[{"label":"EPA, TRI Basic Data File, reporting year 2024","url":"https://data.epa.gov/efservice/downloads/tri/mv_tri_basic_download/2024_US/csv","kind":"primary","accessed":"2026-10-29"},{"label":"EPA, TRI Basic Data Files page","url":"https://www.epa.gov/toxics-release-inventory-tri-program/tri-basic-data-files-calendar-years-1987-present","kind":"primary","accessed":"2026-10-29"}],"source":{"agency":"U.S. Environmental Protection Agency, Toxics Release Inventory","url":"https://www.epa.gov/toxics-release-inventory-tri-program/tri-basic-data-files-calendar-years-1987-present","file":"TRI Basic Data File, reporting year 2024 (mv_tri_basic_download/2024_US)","table":"ON-SITE RELEASE TOTAL, in pounds, by facility and chemical form","release":"Reporting year 2024","accessed":"2026-10-29"},"flags":{"suppressed":false,"noise":false,"preliminary":false,"moe":null},"lastChecked":"2026-10-29","confidence":"high","confidenceBasis":"primary source; checked within 400 days; totals tie to the official file"},{"id":"toxic-releases:02150","dataset":"toxic-releases","jurisdiction":"AK","county":"02150","countyName":"Kodiak Island Borough","stateName":"Alaska","topParents":null,"unplaced_lbs":null,"level":"county","reportingYear":2024,"status":"P","text":"Kodiak Island Borough, Alaska: 1 facility reported 0 pounds of toxic chemicals released on site in 2024 (0 to air, 0 to water, 0 to land). Of that, 0 pounds were known or suspected carcinogens. That is 100% less than in 2023.","value":0,"unit":"pounds released on site","facilities":1,"onsite_lbs":0,"air_lbs":0,"water_lbs":0,"land_lbs":0,"carcinogens_lbs":0,"pfas_lbs":0,"ethylene_oxide_lbs":0,"benzene_lbs":0,"lead_lbs":0,"onsite_lbs_2020":955,"onsite_lbs_2021":1481,"onsite_lbs_2022":4,"onsite_lbs_2023":79,"onsite_lbs_2024":0,"change_pct":-99.7,"effectiveFrom":"2024-01-01","effectiveTo":"2024-12-31","sources":[{"label":"EPA, TRI Basic Data File, reporting year 2024","url":"https://data.epa.gov/efservice/downloads/tri/mv_tri_basic_download/2024_US/csv","kind":"primary","accessed":"2026-10-29"},{"label":"EPA, TRI Basic Data Files page","url":"https://www.epa.gov/toxics-release-inventory-tri-program/tri-basic-data-files-calendar-years-1987-present","kind":"primary","accessed":"2026-10-29"}],"source":{"agency":"U.S. Environmental Protection Agency, Toxics Release Inventory","url":"https://www.epa.gov/toxics-release-inventory-tri-program/tri-basic-data-files-calendar-years-1987-present","file":"TRI Basic Data File, reporting year 2024 (mv_tri_basic_download/2024_US)","table":"ON-SITE RELEASE TOTAL, in pounds, by facility and chemical form","release":"Reporting year 2024","accessed":"2026-10-29"},"flags":{"suppressed":false,"noise":false,"preliminary":false,"moe":null},"lastChecked":"2026-10-29","confidence":"high","confidenceBasis":"primary source; checked within 400 days; totals tie to the official file"},{"id":"toxic-releases:02170","dataset":"toxic-releases","jurisdiction":"AK","county":"02170","countyName":"Matanuska-Susitna Borough","stateName":"Alaska","topParents":null,"unplaced_lbs":null,"level":"county","reportingYear":2024,"status":"P","text":"Matanuska-Susitna Borough, Alaska: 1 facility reported 956 pounds of toxic chemicals released on site in 2024 (956 to air, 0 to water, 0 to land). Of that, 214 pounds were known or suspected carcinogens, 190 pounds were benzene. That is 0% more than in 2023.","value":956,"unit":"pounds released on site","facilities":1,"onsite_lbs":956,"air_lbs":956,"water_lbs":0,"land_lbs":0,"carcinogens_lbs":214,"pfas_lbs":0,"ethylene_oxide_lbs":0,"benzene_lbs":190,"lead_lbs":0,"onsite_lbs_2020":942,"onsite_lbs_2021":971,"onsite_lbs_2022":720,"onsite_lbs_2023":952,"onsite_lbs_2024":956,"change_pct":0.4,"effectiveFrom":"2024-01-01","effectiveTo":"2024-12-31","sources":[{"label":"EPA, TRI Basic Data File, reporting year 2024","url":"https://data.epa.gov/efservice/downloads/tri/mv_tri_basic_download/2024_US/csv","kind":"primary","accessed":"2026-10-29"},{"label":"EPA, TRI Basic Data Files page","url":"https://www.epa.gov/toxics-release-inventory-tri-program/tri-basic-data-files-calendar-years-1987-present","kind":"primary","accessed":"2026-10-29"}],"source":{"agency":"U.S. Environmental Protection Agency, Toxics Release Inventory","url":"https://www.epa.gov/toxics-release-inventory-tri-program/tri-basic-data-files-calendar-years-1987-present","file":"TRI Basic Data File, reporting year 2024 (mv_tri_basic_download/2024_US)","table":"ON-SITE RELEASE TOTAL, in pounds, by facility and chemical form","release":"Reporting year 2024","accessed":"2026-10-29"},"flags":{"suppressed":false,"noise":false,"preliminary":false,"moe":null},"lastChecked":"2026-10-29","confidence":"high","confidenceBasis":"primary source; checked within 400 days; totals tie to the official file"},{"id":"toxic-releases:02185","dataset":"toxic-releases","jurisdiction":"AK","county":"02185","countyName":"North Slope Borough","stateName":"Alaska","topParents":null,"unplaced_lbs":null,"level":"county","reportingYear":2024,"status":"P","text":"North Slope Borough, Alaska: 2 facilities reported 1 pounds of toxic chemicals released on site in 2024 (1 to air, 0 to water, 0 to land). That is 50% more than in 2023.","value":1,"unit":"pounds released on site","facilities":2,"onsite_lbs":1,"air_lbs":1,"water_lbs":0,"land_lbs":0,"carcinogens_lbs":0,"pfas_lbs":0,"ethylene_oxide_lbs":0,"benzene_lbs":0,"lead_lbs":0,"onsite_lbs_2020":239,"onsite_lbs_2021":0,"onsite_lbs_2022":0,"onsite_lbs_2023":0,"onsite_lbs_2024":1,"change_pct":50,"effectiveFrom":"2024-01-01","effectiveTo":"2024-12-31","sources":[{"label":"EPA, TRI Basic Data File, reporting year 2024","url":"https://data.epa.gov/efservice/downloads/tri/mv_tri_basic_download/2024_US/csv","kind":"primary","accessed":"2026-10-29"},{"label":"EPA, TRI Basic Data Files page","url":"https://www.epa.gov/toxics-release-inventory-tri-program/tri-basic-data-files-calendar-years-1987-present","kind":"primary","accessed":"2026-10-29"}],"source":{"agency":"U.S. Environmental Protection Agency, Toxics Release Inventory","url":"https://www.epa.gov/toxics-release-inventory-tri-program/tri-basic-data-files-calendar-years-1987-present","file":"TRI Basic Data File, reporting year 2024 (mv_tri_basic_download/2024_US)","table":"ON-SITE RELEASE TOTAL, in pounds, by facility and chemical form","release":"Reporting year 2024","accessed":"2026-10-29"},"flags":{"suppressed":false,"noise":false,"preliminary":false,"moe":null},"lastChecked":"2026-10-29","confidence":"high","confidenceBasis":"primary source; checked within 400 days; totals tie to the official file"},{"id":"toxic-releases:02188","dataset":"toxic-releases","jurisdiction":"AK","county":"02188","countyName":"Northwest Arctic Borough","stateName":"Alaska","topParents":null,"unplaced_lbs":null,"level":"county","reportingYear":2024,"status":"P","text":"Northwest Arctic Borough, Alaska: 2 facilities reported 723,889,554 pounds of toxic chemicals released on site in 2024 (70,232 to air, 7,063 to water, 723,812,259 to land). Of that, 3,055,548 pounds were known or suspected carcinogens, 122 pounds were benzene, 0 pounds were lead and lead compounds. That is 6% less than in 2023.","value":723889554,"unit":"pounds released on site","facilities":2,"onsite_lbs":723889554,"air_lbs":70232,"water_lbs":7063,"land_lbs":723812259,"carcinogens_lbs":3055548,"pfas_lbs":0,"ethylene_oxide_lbs":0,"benzene_lbs":122,"lead_lbs":0,"onsite_lbs_2020":543282840,"onsite_lbs_2021":601785374,"onsite_lbs_2022":658665287,"onsite_lbs_2023":771294200,"onsite_lbs_2024":723889554,"change_pct":-6.1,"effectiveFrom":"2024-01-01","effectiveTo":"2024-12-31","sources":[{"label":"EPA, TRI Basic Data File, reporting year 2024","url":"https://data.epa.gov/efservice/downloads/tri/mv_tri_basic_download/2024_US/csv","kind":"primary","accessed":"2026-10-29"},{"label":"EPA, TRI Basic Data Files page","url":"https://www.epa.gov/toxics-release-inventory-tri-program/tri-basic-data-files-calendar-years-1987-present","kind":"primary","accessed":"2026-10-29"}],"source":{"agency":"U.S. Environmental Protection Agency, Toxics Release Inventory","url":"https://www.epa.gov/toxics-release-inventory-tri-program/tri-basic-data-files-calendar-years-1987-present","file":"TRI Basic Data File, reporting year 2024 (mv_tri_basic_download/2024_US)","table":"ON-SITE RELEASE TOTAL, in pounds, by facility and chemical form","release":"Reporting year 2024","accessed":"2026-10-29"},"flags":{"suppressed":false,"noise":false,"preliminary":false,"moe":null},"lastChecked":"2026-10-29","confidence":"high","confidenceBasis":"primary source; checked within 400 days; totals tie to the official file"},{"id":"toxic-releases:02240","dataset":"toxic-releases","jurisdiction":"AK","county":"02240","countyName":"Southeast Fairbanks Census Area","stateName":"Alaska","topParents":null,"unplaced_lbs":null,"level":"county","reportingYear":2024,"status":"P","text":"Southeast Fairbanks Census Area, Alaska: 4 facilities reported 8,447,614 pounds of toxic chemicals released on site in 2024 (4,536 to air, 448,060 to water, 7,995,018 to land). Of that, 3,877,477 pounds were known or suspected carcinogens, 3,054 pounds were lead and lead compounds. That is 0% more than in 2023.","value":8447614,"unit":"pounds released on site","facilities":4,"onsite_lbs":8447614,"air_lbs":4536,"water_lbs":448060,"land_lbs":7995018,"carcinogens_lbs":3877477,"pfas_lbs":0,"ethylene_oxide_lbs":0,"benzene_lbs":0,"lead_lbs":3054,"onsite_lbs_2020":6020957,"onsite_lbs_2021":6475316,"onsite_lbs_2022":7980482,"onsite_lbs_2023":8406057,"onsite_lbs_2024":8447614,"change_pct":0.5,"effectiveFrom":"2024-01-01","effectiveTo":"2024-12-31","sources":[{"label":"EPA, TRI Basic Data File, reporting year 2024","url":"https://data.epa.gov/efservice/downloads/tri/mv_tri_basic_download/2024_US/csv","kind":"primary","accessed":"2026-10-29"},{"label":"EPA, TRI Basic Data Files page","url":"https://www.epa.gov/toxics-release-inventory-tri-program/tri-basic-data-files-calendar-years-1987-present","kind":"primary","accessed":"2026-10-29"}],"source":{"agency":"U.S. Environmental Protection Agency, Toxics Release Inventory","url":"https://www.epa.gov/toxics-release-inventory-tri-program/tri-basic-data-files-calendar-years-1987-present","file":"TRI Basic Data File, reporting year 2024 (mv_tri_basic_download/2024_US)","table":"ON-SITE RELEASE TOTAL, in pounds, by facility and chemical form","release":"Reporting year 2024","accessed":"2026-10-29"},"flags":{"suppressed":false,"noise":false,"preliminary":false,"moe":null},"lastChecked":"2026-10-29","confidence":"high","confidenceBasis":"primary source; checked within 400 days; totals tie to the official file"},{"id":"toxic-releases:02261","dataset":"toxic-releases","jurisdiction":"AK","county":"02261","countyName":"Valdez-Cordova Census Area","stateName":"Alaska","topParents":null,"unplaced_lbs":null,"level":"county","reportingYear":2024,"status":"P","text":"Valdez-Cordova Census Area, Alaska: 3 facilities reported 11,418 pounds of toxic chemicals released on site in 2024 (11,161 to air, 257 to water, 0 to land). Of that, 2,535 pounds were known or suspected carcinogens, 484 pounds were benzene. That is 6% more than in 2023.","value":11418,"unit":"pounds released on site","facilities":3,"onsite_lbs":11418,"air_lbs":11161,"water_lbs":257,"land_lbs":0,"carcinogens_lbs":2535,"pfas_lbs":0,"ethylene_oxide_lbs":0,"benzene_lbs":484,"lead_lbs":0,"onsite_lbs_2020":11799,"onsite_lbs_2021":11231,"onsite_lbs_2022":10523,"onsite_lbs_2023":10746,"onsite_lbs_2024":11418,"change_pct":6.2,"effectiveFrom":"2024-01-01","effectiveTo":"2024-12-31","sources":[{"label":"EPA, TRI Basic Data File, reporting year 2024","url":"https://data.epa.gov/efservice/downloads/tri/mv_tri_basic_download/2024_US/csv","kind":"primary","accessed":"2026-10-29"},{"label":"EPA, TRI Basic Data Files page","url":"https://www.epa.gov/toxics-release-inventory-tri-program/tri-basic-data-files-calendar-years-1987-present","kind":"primary","accessed":"2026-10-29"}],"source":{"agency":"U.S. Environmental Protection Agency, Toxics Release Inventory","url":"https://www.epa.gov/toxics-release-inventory-tri-program/tri-basic-data-files-calendar-years-1987-present","file":"TRI Basic Data File, reporting year 2024 (mv_tri_basic_download/2024_US)","table":"ON-SITE RELEASE TOTAL, in pounds, by facility and chemical form","release":"Reporting year 2024","accessed":"2026-10-29"},"flags":{"suppressed":false,"noise":false,"preliminary":false,"moe":null},"lastChecked":"2026-10-29","confidence":"high","confidenceBasis":"primary source; checked within 400 days; totals tie to the official file"}]}