OHA Drinking Water Services
OR41
PWS ID: 00906 ---- TUALATIN, CITY OF
DBP Sample Sites

See DBP (TTHM & HAA5) monitoring schedule

Sample Point ID Location
2DBP-01 #1 19400 SW 51ST
2DBP-02 #2 10901 SW KOLLER
2DBP-03 #3 22160 SW TAYLORS DR
2DBP-04 #4 10447 SW MORATOC DR

Stage 1 compliance sample sites begin with "DBP." DBPMAX refers to the point of maximum residence time in the distribution system; this is generally the point farthest from the point of disinfection. DBPXX (for example, DBP01) refers to points within the distribution that represent an average disinfectant level.

Stage 2 IDSE sample sites begin with "IDSE." Stage 2 compliance sample sites begin with "2DBP." For more information about the Stage 2 DBP Rule, visit the Stage 2 DBP Rule website.