In a article presented amount in flow sewage and frequency occur of characteristic in flow sewage to sewage treatment plant in Głogow Malopolski. The period of research took there years 2003–2005. In this time was measure days in flow sewage. On the basis of register in flow described amount in flow sewage in selected days of week. In 2003 supply sewage in days week was even, this is non of days in flow of sewage was bigger or lower content. In analysis year in flow was from 626,9 m3⋅d-1 to 703,1 m3⋅d-1. Middle in flow was 657,3 m3⋅d-1. In next year 2004 keep a recorded considerable growth in flow sewage on over 100% with relation to year 2003. This growth cause was extending sewage system and connected next households to sewage system. In 2004 year also non of big of difference in flow sewage in selected days of week. Middle in flow in this time was 1317,2 m3⋅d-1. Bigger unevenness in flow wrote down in 2005 year. The smaller sewage in flow in wednesdays – 1348,3 m3⋅d-1, however the biggest in sundays – 1548,6 m3⋅d-1. Middle in flow was bigger in 2005 year them previous year almost 13% and was ...