A violent storm on Sunday, however, led to the cancellation of race two.
As a result, the programme for the final round of the season will now be modified to include a third race.
Verschuur lies 66 points behind championship leader Bortolotti heading into the Barcelona finale in three weeks.
Pizzitola and Oregon Team scoop year's final titles
Race 1 result:
1- M. Verschuur, NED (McGregor by Equipe Verschuur)
2- M. Bortolotti, ITA (Oregon Team 2)
3- K. Gilardoni, ITA (Oregon Team 2)
1- M. Bortolotti 235 pt
2- M. Verschuur 169 pts
3- K. Gilardoni 121 pt
A three-driver finale for the chance of a lifetime
Will Fumanelli, Capitanio move closer to the title?