OHA Drinking Water Services
OR41
PWS ID: 00250 ---- MILO ACADEMY
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
1Q2026 2DBP-02 JR CAMP 0.029 0.037
4Q2025 Dec 22, 2025 2DBP-02 JR CAMP 0.026 0.029 0.035 0.042
3Q2025 Sep 26, 2025 2DBP-02 JR CAMP 0.022 0.025 0.029 0.026
2Q2025 Jun 19, 2025 2DBP-02 JR CAMP 0.030 0.023 0.039 0.032
1Q2025 Mar 18, 2025 2DBP-02 JR CAMP 0.028 0.026 0.041 0.038
4Q2024 Dec 06, 2024 2DBP-02 JR CAMP 0.028 0.029 0.038 0.043
3Q2024 Aug 22, 2024 2DBP-02 JR CAMP 0.028 0.038 0.034 0.045
2Q2024 Jun 06, 2024 2DBP-02 JR CAMP 0.024 0.019 0.032 0.029
1Q2024 Mar 22, 2024 2DBP-02 JR CAMP 0.031 0.021 0.037 0.026
4Q2023 Dec 19, 2023 2DBP-02 JR CAMP 0.034 0.032 0.049 0.038
3Q2023 Sep 26, 2023 2DBP-02 JR CAMP 0.036 0.041 0.054 0.057
2Q2023 Jun 15, 2023 2DBP-02 JR CAMP 0.031 0.037 0.053 0.056
1Q2023 Mar 20, 2023 2DBP-02 JR CAMP 0.028 0.024 0.055 0.054
4Q2022 Nov 28, 2022 2DBP-02 JR CAMP 0.030 0.028 0.052 0.048
3Q2022 Sep 14, 2022 2DBP-02 JR CAMP 0.028 0.030 0.052 0.054
2Q2022 Jun 17, 2022 2DBP-02 JR CAMP 0.037 0.031 0.055 0.057
1Q2022 Mar 15, 2022 2DBP-02 JR CAMP 0.033 0.035 0.049 0.051
4Q2021 Dec 16, 2021 2DBP-02 JR CAMP 0.028 0.029 0.041 0.046
3Q2021 Sep 24, 2021 2DBP-02 JR CAMP 0.027 0.039 0.037 0.046
2Q2021 Jun 18, 2021 2DBP-02 JR CAMP 0.022 0.018 0.039 0.033
1Q2021 Mar 29, 2021 2DBP-02 JR CAMP 0.021 0.019 0.039 0.033
4Q2020 Dec 10, 2020 2DBP-02 JR CAMP 0.020 0.021 0.041 0.042
3Q2020 Sep 28, 2020 2DBP-02 JR CAMP 0.021 0.028 0.044 0.051
2Q2020 Jun 26, 2020 2DBP-02 JR CAMP 0.020 0.017 0.038 0.038
1Q2020 Mar 27, 2020 2DBP-02 JR CAMP 0.015 0.017 0.038 0.033
4Q2019 Dec 20, 2019 2DBP-02 JR CAMP 0.015 0.016 0.036 0.042
3Q2019 Aug 28, 2019 2DBP-02 JR CAMP 0.015 0.019 0.032 0.036
2Q2019 Jun 28, 2019 2DBP-02 JR CAMP 0.014 0.009 0.029 0.033
1Q2019 Mar 15, 2019 2DBP-02 JR CAMP 0.019 0.017 0.028 0.022
4Q2018 Dec 14, 2018 2DBP-02 JR CAMP 0.022 0.020 0.032 0.031
3Q2018 Sep 19, 2018 2DBP-02 JR CAMP 0.022 0.025 0.036 0.033
2Q2018 Jun 29, 2018 2DBP-02 JR CAMP 0.025 0.020 0.041 0.039
1Q2018 Mar 09, 2018 2DBP-02 JR CAMP 0.023 0.025 0.038 0.039
4Q2017 Dec 20, 2017 2DBP-02 JR CAMP 0.021 0.022 0.034 0.040
3Q2017 Sep 21, 2017 2DBP-02 JR CAMP 0.026 0.028 0.042 0.035
2Q2017 Jun 19, 2017 2DBP-02 JR CAMP 0.019 0.019 0.038 0.037
1Q2017 Mar 27, 2017 2DBP-02 JR CAMP 0.025 0.018 0.035 0.035
4Q2016 Dec 07, 2016 2DBP-02 JR CAMP 0.027 0.031 0.039 0.050
3Q2016 Sep 27, 2016 2DBP-02 JR CAMP 0.025 0.023 0.033 0.029
2Q2016 Jun 14, 2016 2DBP-02 JR CAMP 0.025 0.030 0.031 0.028
1Q2016 Mar 09, 2016 2DBP-02 JR CAMP 0.024 0.020 0.040 0.036
4Q2015 Dec 09, 2015 2DBP-02 JR CAMP 0.024 0.026 0.040 0.044
3Q2015 Sep 30, 2015 2DBP-02 JR CAMP 0.023 0.022 0.037 0.034
2Q2015 Jun 02, 2015 2DBP-02 JR CAMP 0.026 0.028 0.044 0.047
1Q2015 Mar 10, 2015 2DBP-02 JR CAMP 0.018 0.018 0.035 0.035