OHA Drinking Water Services
OR41
PWS ID: 00225 ---- CORVALLIS, CITY OF
DBP Sample Sites

See DBP (TTHM & HAA5) monitoring schedule

Stage 2 Waiver:  40/30

Sample Point ID Location
2DBP-01 SS#1 - 29TH/SILKTASSEL
2DBP-03 SS#3 - 4887 NW ELMWOOD
2DBP-05 SS#5 - 1500 SW 53RD ST
2DBP-08 NORTH HILL RESERVOIR

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.