{"query":{"parameter":"nitrogen dioxide","place":"DE","medium":null,"statistic":null,"kind":null},"searched":{"places":["DE","EU"],"parameter_keys":["cas:10102-44-0","name:stickstoffoxide, angegeben als stickstoffdioxid","name:stickstoffoxide (stickstoffmonoxid und stickstoffdioxid), angegeben als stickstoffdioxid","name:ossidi di azoto (monossido e biossido), espressi come biossido di azoto"],"names_matched":[["nitrogen dioxide","cas:10102-44-0"],["stickstoffoxide angegeben als stickstoffdioxid","name:stickstoffoxide, angegeben als stickstoffdioxid","stickstoffdioxid"],["stickstoffoxide stickstoffmonoxid und stickstoffdioxid angegeben als stickstoffdioxid","name:stickstoffoxide (stickstoffmonoxid und stickstoffdioxid), angegeben als stickstoffdioxid","stickstoffdioxid"],["ossidi di azoto monossido e biossido espressi come biossido di azoto","name:ossidi di azoto (monossido e biossido), espressi come biossido di azoto","biossido di azoto"]],"match":"exact+contains","order":"The place's own instruments first, then each place above it, each in its register's order"},"total":8,"offset":0,"returned":8,"next_offset":null,"rows":[{"id":"b30efaa1ea5b8377","parameter":"Stickstoffdioxid","value":"200","value_num":200,"unit":"µg/m³","direction":"max","kind":"limit","medium":"ambient_air","level":"national","parameter_key":"cas:10102-44-0","place":["DE"],"conditions":["bei 18 zugelassenen Überschreitungen im Kalenderjahr"],"cite":{"instrument":"de_air","title":"Neununddreißigste Verordnung zur Durchführung des Bundes-Immissionsschutzgesetzes (Verordnung über Luftqualitätsstandards und Emissionshöchstmengen – 39. BImSchV), §§ 1–10, konsolidierte Fassung Stand: zuletzt geändert durch Art. 112 V v. 19.6.2020 (gesetze-im-internet.de)","issuer":null,"edition":"Stand: Zuletzt geändert Art. 112 V v. 19.6.2020 I 1328","source_url":"https://www.gesetze-im-internet.de/bimschv_39/BJNR106510010.html","source_sha256":null,"fetched_at":null,"source_status":{"checked":"2026-10-15","status":"not verified"},"section":"§ 3 Immissionsgrenzwerte und Alarmschwelle für Stickstoffdioxid (NO2); kritischer Wert für Stickstoffoxide (NOx)","page":null,"quote":"(1) Zum Schutz der menschlichen Gesundheit beträgt der über eine volle Stunde gemittelte Immissionsgrenzwert für Stickstoffdioxid (NO 2 ) 200 Mikrogramm pro Kubikmeter bei 18 zugelassenen Überschreitungen im Kalenderjahr.","column":"valeur"}},{"id":"25c025ed1cc287dc","parameter":"Stickstoffdioxid","value":"40","value_num":40,"unit":"µg/m³","direction":"max","kind":"limit","medium":"ambient_air","level":"national","parameter_key":"cas:10102-44-0","place":["DE"],"conditions":[],"cite":{"instrument":"de_air","title":"Neununddreißigste Verordnung zur Durchführung des Bundes-Immissionsschutzgesetzes (Verordnung über Luftqualitätsstandards und Emissionshöchstmengen – 39. BImSchV), §§ 1–10, konsolidierte Fassung Stand: zuletzt geändert durch Art. 112 V v. 19.6.2020 (gesetze-im-internet.de)","issuer":null,"edition":"Stand: Zuletzt geändert Art. 112 V v. 19.6.2020 I 1328","source_url":"https://www.gesetze-im-internet.de/bimschv_39/BJNR106510010.html","source_sha256":null,"fetched_at":null,"source_status":{"checked":"2026-10-15","status":"not verified"},"section":"§ 3 Immissionsgrenzwerte und Alarmschwelle für Stickstoffdioxid (NO2); kritischer Wert für Stickstoffoxide (NOx)","page":null,"quote":"(2) Zum Schutz der menschlichen Gesundheit beträgt der über ein Kalenderjahr gemittelte Immissionsgrenzwert für Stickstoffdioxid (NO 2 ) 40 Mikrogramm pro Kubikmeter.","column":"valeur"}},{"id":"61ccb83acd741e36","parameter":"Stickstoffdioxid","value":"400","value_num":400,"unit":"µg/m³","direction":"max","kind":"threshold","medium":"ambient_air","level":"national","parameter_key":"cas:10102-44-0","place":["DE"],"conditions":["gemessen an drei aufeinanderfolgenden Stunden an den von den zuständigen Behörden gemäß Anlage 3 eingerichteten Probenahmestellen, die für die Luftqualität in einem Bereich von mindestens 100 Quadratkilometern oder im gesamten Gebiet oder Ballungsraum repräsentativ sind; maßgebend ist die kleinste dieser Flächen"],"cite":{"instrument":"de_air","title":"Neununddreißigste Verordnung zur Durchführung des Bundes-Immissionsschutzgesetzes (Verordnung über Luftqualitätsstandards und Emissionshöchstmengen – 39. BImSchV), §§ 1–10, konsolidierte Fassung Stand: zuletzt geändert durch Art. 112 V v. 19.6.2020 (gesetze-im-internet.de)","issuer":null,"edition":"Stand: Zuletzt geändert Art. 112 V v. 19.6.2020 I 1328","source_url":"https://www.gesetze-im-internet.de/bimschv_39/BJNR106510010.html","source_sha256":null,"fetched_at":null,"source_status":{"checked":"2026-10-15","status":"not verified"},"section":"§ 3 Immissionsgrenzwerte und Alarmschwelle für Stickstoffdioxid (NO2); kritischer Wert für Stickstoffoxide (NOx)","page":null,"quote":"(3) Die Alarmschwelle für Stickstoffdioxid (NO 2 ) beträgt über eine volle Stunde gemittelt 400 Mikrogramm pro Kubikmeter, gemessen an drei aufeinanderfolgenden Stunden an den von den zuständigen Behörden gemäß Anlage 3 eingerichteten Probenahmestellen, die für die Luftqualität in einem Bereich von mindestens 100 Quadratkilometern oder im gesamten Gebiet oder Ballungsraum repräsentativ sind; maßgebend ist die kleinste dieser Flächen.","column":"valeur"}},{"id":"c7ae538bf06ebe28","parameter":"Stickstoffoxide, angegeben als Stickstoffdioxid","value":"3","value_num":3,"unit":"µg/m³","statistic":"annual_avg","direction":"max","kind":"threshold","medium":"ambient_air","level":"national","parameter_key":"name:stickstoffoxide, angegeben als stickstoffdioxid","place":["DE"],"conditions":[],"cite":{"instrument":"de_ta_luft_2021","title":"Technische Anleitung zur Reinhaltung der Luft (TA Luft) 2021","issuer":null,"edition":"Erste Allgemeine Verwaltungsvorschrift zum BImSchG vom 18. 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