Pisswater Bend is a area in King's Landing. It may be located in or near Flea Bottom.
Jacelyn Bywater reports to Tyrion Lannister that the bloody flux is spreading in the stews along Pisswater Bend.
Young Griff explains how he survived the sack of King's Landing to Tyrion Lannister. The story involves a baby swap with a tanner's son from Pisswater Bend.
Kevan Lannister refelects on Cersei's walk of atonement and he is irritated at the fact that people from Pisswater Bend saw her naked.