| 3 - 4 Oct. | Regional Development Meet | | SC | | | | |
| 16 - 18 Oct. | Regional Qualifying Meet | | SC | | | | |
| 6 - 8/13 - 15 Nov. | Regional SC Championships | | SC | | | | |
| 5 - 6 Dec. | Regional Division 2 Meet | | SC | | | | |
| 13 Dec. | Swim Ireland Christmas Cracker Meet | NAC | SC | | | | |
| 17 - 20 Dec. | Irish National SC Championships | NAC | SC | | | | |
| 2021 | | | | | | | | |
| 22 - 24 Jan. | Gerry Ryan Invitational Meet | UL | LC | | | | |
| 30 - 31 Jan. | Regional Development Meet | | SC/LC | | | | |
| 6 - 7 Feb. | Regional Minor Schools Meet | | SC | | | | |
| 12 - 14 Feb. | Regional Qualifying Meet | UL | LC | | | | |
| 25 - 28 Feb. | McCullagh International Meet | Bangor | LC | | | | |
| 20 Mar. | Irish Schools Interpro | | SC | | | | |
| 21 Mar. | Irish Minor Schools | NAC | SC | | | | |
| 26 - 28 Mar. | Regional Qualifying Meet 2 | | LC | | | | |
| 20 - 24 Apr. | SC 1 Irish Open Championships | NAC | LC | | | | |
| 15 - 19 June | SC 2 Irish Open Championships | NAC | LC | | | | |
| 26 - 27 June | Regional Swim Festival | | SC | | | | |
| 7 - 11 July | Irish National Division 2 Meet | UL | SC | | | | |
| 21 - 25 July | Irish National Summer Championships | NAC | LC | | | | |
