ICEBERG USA GRAND PRIX - QUALIFYING 1
10 Mar 1991
Phoenix Street Circuit, United States
| Pos. | No. | Driver | Team | Time | 
|---|---|---|---|---|
| 1 | 28 | Jean AlesiALE | Ferrari | 1:23.519 | 
| 2 | 1 | Ayrton SennaSEN | McLaren Honda | 1:23.530 | 
| 3 | 27 | Alain ProstPRO | Ferrari | 1:24.507 | 
| 4 | 6 | Riccardo PatresePAT | Williams Renault | 1:24.726 | 
| 5 | 21 | Emanuele PirroPIR | Dallara Judd | 1:24.876 | 
| 6 | 20 | Nelson PiquetPIQ | Benetton Ford | 1:25.026 | 
| 7 | 4 | Stefano ModenaMOD | Tyrrell Honda | 1:25.065 | 
| 8 | 19 | Roberto MorenoMOR | Benetton Ford | 1:25.170 | 
| 9 | 5 | Nigel MansellMAN | Williams Renault | 1:25.277 | 
| 10 | 23 | Pierluigi MartiniMAR | Minardi Ferrari | 1:25.815 | 
| 11 | 2 | Gerhard BergerBER | McLaren Honda | 1:25.914 | 
| 12 | 3 | Satoru NakajimaNAK | Tyrrell Honda | 1:26.058 | 
| 13 | 22 | Jyrki JarvilehtoJAR | Dallara Judd | 1:26.765 | 
| 14 | 15 | Mauricio GugelminGUG | Leyton House Ilmor | 1:26.865 | 
| 15 | 30 | Aguri SuzukiSUZ | Lola Ford | 1:26.987 | 
| 16 | 17 | Gabriele TarquiniTAR | AGS Ford | 1:27.164 | 
| 17 | 7 | Martin BrundleBRU | Brabham Yamaha | 1:27.184 | 
| 18 | 29 | Eric BernardBER | Lola Ford | 1:27.446 | 
| 19 | 32 | Bertrand GachotGAC | Jordan Ford | 1:27.568 | 
| 20 | 24 | Gianni MorbidelliMOR | Minardi Ferrari | 1:27.625 | 
| 21 | 34 | Nicola LariniLAR | Lambo Lamborghini | 1:27.761 | 
| 22 | 11 | Mika HakkinenHAK | Lotus Judd | 1:27.976 | 
| 23 | 25 | Thierry BoutsenBOU | Ligier Lamborghini | 1:27.984 | 
| 24 | 26 | Erik ComasCOM | Ligier Lamborghini | 1:28.904 | 
| 25 | 9 | Michele AlboretoALB | Footwork Porsche | 1:29.067 | 
| 26 | 10 | Alex CaffiCAF | Footwork Porsche | 1:29.388 | 
| 27 | 18 | Stefan JohanssonJOH | AGS Ford | 1:29.857 | 
| 28 | 8 | Mark BlundellBLU | Brabham Yamaha | 1:30.061 | 
| 29 | 12 | Julian BaileyBAI | Lotus Judd | 1:30.758 | 
| 30 | 16 | Ivan CapelliCAP | Leyton House Ilmor | 1:54.845 |