Q1-Halfweg platform 
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List of last helicopters seen near/at Q1-Halfweg| AW139 | 31411 | OY-HML / BBX15C | Bel Air Aviation | |
| AW139 | 31245 | OY-HJL / BBX53B | Wiking Helikopter Service GmbH | |
| AW139 | 31072 | PH-EUA / HNL24B | CHC NL | |
| AW139 | 31099 | PH-SHP / HNL31A | CHC NL | |
| AW139 | 31250 | PH-PXZ / NCG04 | Politie Luchtvaart Dienst | |
| AW139 | 41513 | G-NHVP / NHZ47A | NHV UK | |
| AW189 | 92001 | PH-NCG / NCG08 | Kustwacht Nederland | |
| EC175 | 5009 | PH-OSF / HHE60A | Heli Holland |
