OHA Drinking Water Services
OR41
PWS ID: 00055 ---- ASTORIA, CITY OF
DBP Sample Sites

See DBP (TTHM & HAA5) monitoring schedule

Sample Point ID Location
2DBP-01 MERTS
2DBP-02 1ST AND D
2DBP-03 RESERVOIR 2 OUTFLOW
2DBP-04 PORTWAY AND INDUSTRY

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.