| 1 | Barker College | Hornsby | Earth and Environmental Science | 8 |
| 2 | Pymble Ladies College | Pymble | Earth and Environmental Science | 8 |
| 3 | Chatswood High School | Chatswood | Earth and Environmental Science | 4 |
| 4 | Roseville College | Roseville | Earth and Environmental Science | 4 |
| 5 | Smiths Hill High School | Wollongong | Earth and Environmental Science | 4 |
| 6 | St John The Evangelist Catholic High School | Nowra | Earth and Environmental Science | 4 |
| 7 | St Marys Senior High School | St Marys | Earth and Environmental Science | 4 |
| 8 | St Patricks Marist College | Dundas | Earth and Environmental Science | 4 |
| 9 | St Pauls College | ? | Earth and Environmental Science | 4 |
| 10 | Sydney Grammar School | Darlinghurst | Earth and Environmental Science | 4 |
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| 11 | Abbotsleigh | Wahroonga | Earth and Environmental Science | 3 |
| 12 | Glenwood High School | Glenwood | Earth and Environmental Science | 3 |
| 13 | Our Lady of Mercy College Parramatta | Parramatta | Earth and Environmental Science | 3 |
| 14 | Parramatta Marist High School | Westmead | Earth and Environmental Science | 3 |
| 15 | St Johns Park High School | St Johns Park | Earth and Environmental Science | 3 |
| 16 | Tara Anglican School for Girls | North Parramatta | Earth and Environmental Science | 3 |
| 17 | Barrenjoey High School | Avalon | Earth and Environmental Science | 2 |
| 18 | Blaxland High School | Blaxland | Earth and Environmental Science | 2 |
| 19 | Bulli High School | Bulli | Earth and Environmental Science | 2 |
| 20 | Carlingford High School | Carlingford | Earth and Environmental Science | 2 |
| 21 | Central Coast Grammar School | Erina Heights | Earth and Environmental Science | 2 |
| 22 | Colo High School | North Richmond | Earth and Environmental Science | 2 |
| 23 | Coonabarabran High School | Coonabarabran | Earth and Environmental Science | 2 |
| 24 | Homebush Boys High School | Homebush | Earth and Environmental Science | 2 |
| 25 | Hunter Valley Grammar School | Ashtonfield | Earth and Environmental Science | 2 |
| 26 | Knox Grammar School | Wahroonga | Earth and Environmental Science | 2 |
| 27 | Mater Maria Catholic College | Warriewood | Earth and Environmental Science | 2 |
| 28 | Oakhill College | Castle Hill | Earth and Environmental Science | 2 |
| 29 | The Illawarra Grammar School | Wollongong | Earth and Environmental Science | 2 |
| 30 | The Kings School | North Parramatta | Earth and Environmental Science | 2 |
| 31 | All Saints College St Marys Campus | Maitland | Earth and Environmental Science | 1 |
| 32 | Bede Polding College | South Windsor | Earth and Environmental Science | 1 |
| 33 | Bishop Druitt College | Coffs Harbour | Earth and Environmental Science | 1 |
| 34 | Blacktown Girls High School | Blacktown | Earth and Environmental Science | 1 |
| 35 | Brisbane Water Secondary College Woy Woy Campus | Woy Woy | Earth and Environmental Science | 1 |
| 36 | Camden Haven High School | Laurieton | Earth and Environmental Science | 1 |
| 37 | Coffs Harbour Senior College | Coffs Harbour | Earth and Environmental Science | 1 |
| 38 | Concord High School | Concord | Earth and Environmental Science | 1 |
| 39 | Cumberland High School | Carlingford | Earth and Environmental Science | 1 |
| 40 | Erina High School | Erina | Earth and Environmental Science | 1 |
| 41 | Georges River College Oatley Senior Campus | Oatley | Earth and Environmental Science | 1 |
| 42 | Gloucester High School | Gloucester | Earth and Environmental Science | 1 |
| 43 | Great Lakes College Tuncurry Senior Campus | Tuncurry | Earth and Environmental Science | 1 |
| 44 | Hunter Institute Newcastle Campus | Tighes Hill | Earth and Environmental Science | 1 |
| 45 | Hunter School of Performing Arts | Broadmeadow | Earth and Environmental Science | 1 |
| 46 | International Grammar School | Ultimo | Earth and Environmental Science | 1 |
| 47 | Kiama High School | Kiama | Earth and Environmental Science | 1 |
| 48 | Kooringal High School | Kooringal | Earth and Environmental Science | 1 |
| 49 | Mount Carmel Catholic High School | Varroville | Earth and Environmental Science | 1 |
| 50 | Mount St Patrick College | Murwillumbah | Earth and Environmental Science | 1 |
Source: NSW Education Standards Authority (NESA).
Supplementary data from school publications.
Supplementary data from school publications.
Last Updated: 14 Feb 2023