OHA Drinking Water Services
OR41
PWS ID: 00538 ---- LUCKIAMUTE DOMESTIC WATER COOP
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
3Q2025 Aug 06, 2025 2DBP-01 BRIDGEPORT INTERTIE 0.030 0.018 0.038 0.019
2Q2025 May 07, 2025 2DBP-01 BRIDGEPORT INTERTIE 0.031 0.029 0.040 0.039
1Q2025 Feb 11, 2025 2DBP-01 BRIDGEPORT INTERTIE 0.035 0.031 0.046 0.041
4Q2024 Nov 06, 2024 2DBP-01 BRIDGEPORT INTERTIE 0.036 0.048 0.046 0.063
3Q2024 Aug 06, 2024 2DBP-01 BRIDGEPORT INTERTIE 0.030 0.025 0.036 0.028
2Q2024 May 09, 2024 2DBP-01 BRIDGEPORT INTERTIE 0.029 0.032 0.035 0.042
1Q2024 Feb 06, 2024 2DBP-01 BRIDGEPORT INTERTIE 0.025 0.025 0.029 0.030
4Q2023 Nov 07, 2023 2DBP-01 BRIDGEPORT INTERTIE 0.024 0.032 0.029 0.037
3Q2023 Aug 28, 2023 2DBP-01 BRIDGEPORT INTERTIE 0.019 0.017 0.024 0.020
2Q2023 May 08, 2023 2DBP-01 BRIDGEPORT INTERTIE 0.019 0.019 0.026 0.024
1Q2023 Feb 08, 2023 2DBP-01 BRIDGEPORT INTERTIE 0.020 0.017 0.029 0.026
4Q2022 Nov 07, 2022 2DBP-01 BRIDGEPORT INTERTIE 0.024 0.023 0.035 0.033
3Q2022 Sep 06, 2022 2DBP-01 BRIDGEPORT INTERTIE 0.026 0.023 0.035 0.032
2Q2022 Jun 15, 2022 2DBP-01 BRIDGEPORT INTERTIE 0.027 0.027 0.034 0.037
1Q2022 Mar 07, 2022 2DBP-01 BRIDGEPORT INTERTIE 0.027 0.028 0.032 0.036
4Q2021 Dec 08, 2021 2DBP-01 BRIDGEPORT INTERTIE 0.023 0.028 0.027 0.030
3Q2021 Sep 14, 2021 2DBP-01 BRIDGEPORT INTERTIE 0.023 0.021 0.027 0.023
2Q2021 Jun 15, 2021 2DBP-01 BRIDGEPORT INTERTIE 0.023 0.024 0.029 0.029
1Q2021 Mar 24, 2021 2DBP-01 BRIDGEPORT INTERTIE 0.021 0.018 0.031 0.029
4Q2020 Dec 09, 2020 2DBP-01 BRIDGEPORT INTERTIE 0.031 0.031 0.036 0.036



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