Events That Happened on September 30
- 1938 CEMunich agreement
- 1957 CEAgreement concerning the International Carriage of Dangerous Goods by Road
- 1800 CEConvention of 1800
- 1943 CEFour days of Naples
- 2010 CE2010 Ecuador crisis
- 2022 CEZaporizhzhia civilian convoy attack
- 2022 CESeptember 2022 Kabul school bombing
- 1919 CEElaine Race Riot
- 2022 CE2022 Zahedan massacre
- 1956 CEMilk Bar Café bombing
- 1978 CEFinnair Flight 405
- 1993 CEAustralia-Central African Republic Bilateral Investment Treaty
- 1995 CEPhilippines-Thailand Bilateral Investment Treaty
- 1997 CEIndia-Spain Bilateral Investment Treaty
- 1998 CESouth Africa-Spain Bilateral Investment Treaty
- 2002 CEPeople's Republic of China-Ivory Coast Bilateral Investment Treaty
- 2013 CEColombia-Israel Bilateral Investment Treaty
- 2021 CEdouble tax agreement between Denmark and Algeria
- 2022 CETreaties on the Adoption of the DPR, LPR, Zaporozhye State and Kherson State to Russia
Natural Disasters on September 30
Records from scientific disaster catalogs that fall on this calendar day. All disaster records
- 587 CEEarthquake — Turkey, Antakya (Antioch)· 60,000 deaths
- 2009 CEEarthquake and tsunami — Indonesia, Sumatra: Padang (Mw 7.5)· 1,117 deaths
- 1730 CEEarthquake — China, Beijing (Ms 6.5)· 658 deaths
- 1636 CEEarthquake and tsunami — Greece, Cephalonia (Ms 7.2)· 520 deaths
- 1789 CEEarthquake — Italy, Citta Di Castello, Sansepolcro· 500 deaths
- 1531 CEEarthquake — Spain, Baza· 400 deaths
- 2022 CEFlood: Nigeria (2022-09-30)· 200 deaths
- 1995 CEFlood: Philippines (1995-09-30)· 150 deaths
- 1870 CEEarthquake — Greece (M 7.5)· 100 deaths
- 2025 CEEarthquake — Philippines, Cebu, Central Visayas (Mw 6.9)· 79 deaths
- 2013 CEFlood: Thailand (2013-09-30)· 42 deaths
- 1999 CEEarthquake — Mexico, Oaxaca (Mw 7.5)· 35 deaths
- 1986 CEFlood: Tunisia (1986-09-30)· 20 deaths
- 2001 CEFlood: India (2001-09-30)· 12 deaths
- 1995 CEFlood: Mexico (1995-09-30)· 10 deaths
- 2007 CETair, Jebel at· 7 deaths
- 1998 CEFlood: Japan (1998-09-30)· 6 deaths
- 1938 CEFlash Flooding: Italy (1938-09-30)· 4 deaths
- 2022 CEEarthquake — Indonesia, Sumatra (Mw 5.9)· 2 deaths
- 1920 CEFlash Flooding: Italy (1920-09-30)· 2 deaths
- 1993 CEFluvial (Riverine) Flooding: France (1993-09-30)· 2 deaths
- 1951 CEFlash Flooding: Greece (1951-09-30)· 1 deaths
- 1927 CEFlash Flooding: Italy (1927-09-30)· 1 deaths