It's confirmed by an ULTRA intercept in National Archives file HW 5/563:
CX/MSS/R273(C),6
From RIFOI ((Transport Gruppe)) 30, No. 2008, to GEPCA ((Transport Fliefü)) 1, Ops. Staff, (smudge), dated evening 10/8:
Strength return for 10/8
1) ((Total crews)) 55
2) ((Crews ready)) 27 - 9
3) 0
4) ((Total a/c)) 34
5) ((A/c serviceable)) 13 - 10
6) 5
7) 6
To strength: 1 He 111 H-20 from Heinkel Rostock.
Off strength: 8 He 111 H-20, shot up by enemy fighters Rouvers+.
NOTES:
1) Source almost certain (2) above from ARC Metz to Luftgau VII. Compare 1./TG 30 at Niedermendig on 20/7 (CX/MSS/T254/33) and Stab and 2. to Thionville, 3. to Trier Euren on 6/7 (CX/MSS/T240/95).
2) + As given. Doubtless error for Rouvres (40 km WNW of Metz).