May have been supplied by a branch from Cebeciköy and Kırkçeşme to Sycae/Pera (Hadrian Waterway/Kırkçeşme). Whether this was a branch off the Hadrianic channel, or whether there was a separate channel originating elsehwere in the Belgrade Forest is uncertain (Crow et al., 2008, p. 117).
Crow et al., 2008, p. 10: there are two baths named after Honorius
- Honoriae in Region V by 425 (presumably built 395-423)
- Honoriae in Region XIII (Sycae) by 325 (presumably built 395-423)