OHA Drinking Water Services
OR41
PWS ID: 01513 ---- HILLSBORO, CITY OF
Single Chemical Schedule

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Facility
ID
Facility Name Analyte
Code
Analyte Sampling
Interval
Monitoring
Period
Start
Monitoring
Period
Due Date
Days
Until
Due
Samples
Required
Samples
Received
Last
Sample
Date
Seasonal Sampling
Period
DIST-A DISTRIBUTION SYSTEM 2456 TOTAL HALOACETIC ACIDS (HAA5) notes Quarterly4/1/2026 - 6/30/2026 82 8 0 1/7/2026
2DBP-01 :
2DBP-02 :
2DBP-03 :
2DBP-04 :
2DBP-05 :
2DBP-07 :
2DBP-09 :
2DBP-10 :
24TH STREET RESERVOIR
NE 10TH AVE & SIMMENTAL ST.
67TH & ALEXANDER
NE SHALEEN ST & NE NELLY ST
RIVER RD & WITCHHAZEL
NE BIRCHWOOD DR & NE BIRCHWOOD LN
CRANDALL RESERVOIR DISCHARGE
SE 41ST & SE RUSSELL AVE
DIST-A DISTRIBUTION SYSTEM 2950 TTHM notes Quarterly4/1/2026 - 6/30/2026 82 8 0 1/7/2026
2DBP-01 :
2DBP-02 :
2DBP-03 :
2DBP-04 :
2DBP-05 :
2DBP-07 :
2DBP-09 :
2DBP-10 :
24TH STREET RESERVOIR
NE 10TH AVE & SIMMENTAL ST.
67TH & ALEXANDER
NE SHALEEN ST & NE NELLY ST
RIVER RD & WITCHHAZEL
NE BIRCHWOOD DR & NE BIRCHWOOD LN
CRANDALL RESERVOIR DISCHARGE
SE 41ST & SE RUSSELL AVE