OHA Drinking Water Services
OR41
PWS ID: 00564 ---- BAY HILLS WATER ASSOCIATION
LRAAs and OELs

LRAA = Locational running annual average; OEL = Operational evaluation level. Learn about OELs here.
Averages are subject to change as new data is taken into consideration.

TTHM MCL = 0.080 mg/L,  HAA5 MCL = 0.060 mg/L.  MCL exceedances are indicated with red text.

Monitoring
Period		 Last
Sample		 Sample
Point		 Location TTHM
LRAA		 TTHM
OEL		 HAA5
LRAA		 HAA5
OEL
3Q2020 Aug 05, 2020 2DBP-01 3577 YAQUINA BAY RD 0.043 0.028 0.021 0.010
2Q2020 May 06, 2020 2DBP-01 3577 YAQUINA BAY RD 0.061 0.0401 0.022 0.019
1Q2020 Feb 26, 2020 2DBP-01 3577 YAQUINA BAY RD 0.055 0.0431 0.030 0.030
4Q2019 Nov 20, 2019 2DBP-01 3577 YAQUINA BAY RD 0.052 0.0985 0.059 0.059
3Q2017 Aug 02, 2017 2DBP-01 3577 YAQUINA BAY RD 0.039 0.039 0.015 0.011
2Q2017 May 03, 2017 2DBP-01 3577 YAQUINA BAY RD 0.035 0.033 0.016 0.015
1Q2017 Feb 01, 2017 2DBP-01 3577 YAQUINA BAY RD 0.039 0.034 0.018 0.014
4Q2016 Nov 16, 2016 2DBP-01 3577 YAQUINA BAY RD 0.055 0.055 0.028 0.028
3Q2015 Aug 05, 2015 2DBP-01 3577 YAQUINA BAY RD 0.046 0.051 0.032 0.032
2Q2015 May 06, 2015 2DBP-01 3577 YAQUINA BAY RD 0.038 0.038 0.026 0.023
1Q2015 Feb 18, 2015 2DBP-01 3577 YAQUINA BAY RD 0.039 0.035 0.031 0.025
4Q2014 Nov 26, 2014 2DBP-01 3577 YAQUINA BAY RD 0.053 0.053 0.050 0.050