OHA Drinking Water Services
OR41
PWS ID: 01513 ---- HILLSBORO, CITY OF
DBP Sample Sites

See DBP (TTHM & HAA5) monitoring schedule

Sample Point ID Location
2DBP-01 24TH STREET RESERVOIR
2DBP-02 NE 10TH AVE & SIMMENTAL ST.
2DBP-03 67TH & ALEXANDER
2DBP-04 NE SHALEEN ST & NE NELLY ST
2DBP-05 RIVER RD & WITCHHAZEL
2DBP-07 NE BIRCHWOOD DR & NE BIRCHWOOD LN
2DBP-09 CRANDALL RESERVOIR DISCHARGE
2DBP-10 SE 41ST & SE RUSSELL AVE

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.