OHA Drinking Water Services
OR41
PWS ID: 00073 ---- BAKER CITY
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
1Q2024 Feb 14, 2024 2DBP-01 MEADOWBROOK 0.033 0.036 0.041 0.043
1Q2024 Feb 14, 2024 2DBP-02 OREGON TRAIL NURSERY 0.032 0.032 0.039 0.038
1Q2024 Feb 14, 2024 2DBP-03 HOSPITAL 0.028 0.028 0.037 0.037
1Q2024 Feb 14, 2024 2DBP-04 SAM-O-SWIM 0.026 0.026 0.039 0.039
4Q2023 Nov 08, 2023 2DBP-01 MEADOWBROOK 0.028 0.032 0.033 0.037
4Q2023 Nov 08, 2023 2DBP-02 OREGON TRAIL NURSERY 0.030 0.035 0.034 0.037
3Q2023 Jul 26, 2023 2DBP-01 MEADOWBROOK 0.024 0.021 0.030 0.028
3Q2023 Jul 26, 2023 2DBP-02 OREGON TRAIL NURSERY 0.029 0.023 0.033 0.030
2Q2023 Apr 26, 2023 2DBP-01 MEADOWBROOK 0.025 0.028 0.028 0.037
2Q2023 Apr 26, 2023 2DBP-02 OREGON TRAIL NURSERY 0.029 0.033 0.035 0.041
1Q2023 Mar 08, 2023 2DBP-01 MEADOWBROOK 0.023 0.024 0.025 0.023
1Q2023 Mar 08, 2023 2DBP-02 OREGON TRAIL NURSERY 0.028 0.027 0.032 0.029
4Q2022 Nov 30, 2022 2DBP-01 MEADOWBROOK 0.024 0.023 0.029 0.025
4Q2022 Nov 30, 2022 2DBP-02 OREGON TRAIL NURSERY 0.029 0.031 0.036 0.033
3Q2022 Aug 24, 2022 2DBP-01 MEADOWBROOK 0.025 0.022 0.031 0.025
3Q2022 Aug 24, 2022 2DBP-02 OREGON TRAIL NURSERY 0.027 0.024 0.037 0.034
2Q2022 Apr 27, 2022 2DBP-01 MEADOWBROOK 0.024 0.026 0.032 0.037
2Q2022 Apr 27, 2022 2DBP-02 OREGON TRAIL NURSERY 0.026 0.029 0.034 0.040
1Q2022 Feb 23, 2022 2DBP-01 MEADOWBROOK 0.022 0.025 0.026 0.033
1Q2022 Feb 23, 2022 2DBP-02 OREGON TRAIL NURSERY 0.023 0.027 0.029 0.037
4Q2021 Oct 27, 2021 2DBP-01 MEADOWBROOK 0.022 0.024 0.024 0.026
4Q2021 Oct 27, 2021 2DBP-02 OREGON TRAIL NURSERY 0.022 0.023 0.025 0.027
3Q2021 Jul 28, 2021 2DBP-01 MEADOWBROOK 0.018 0.017 0.020 0.018
3Q2021 Jul 28, 2021 2DBP-02 OREGON TRAIL NURSERY 0.026 0.018 0.030 0.020
2Q2021 May 26, 2021 2DBP-01 MEADOWBROOK 0.018 0.019 0.020 0.020
2Q2021 May 27, 2021 2DBP-02 OREGON TRAIL NURSERY 0.026 0.027 0.030 0.030
1Q2021 Feb 03, 2021 2DBP-01 MEADOWBROOK 0.024 0.020 0.030 0.024
1Q2021 Feb 03, 2021 2DBP-02 OREGON TRAIL NURSERY 0.031 0.028 0.038 0.034
4Q2020 Dec 09, 2020 2DBP-01 MEADOWBROOK 0.022 0.023 0.028 0.028
4Q2020 Oct 28, 2020 2DBP-02 OREGON TRAIL NURSERY 0.029 0.037 0.037 0.045
3Q2020 Jul 22, 2020 2DBP-01 MEADOWBROOK 0.023 0.019 0.030 0.026
3Q2020 Jul 22, 2020 2DBP-02 OREGON TRAIL NURSERY 0.024 0.021 0.031 0.026
2Q2020 Apr 29, 2020 2DBP-01 MEADOWBROOK 0.027 0.031 0.034 0.039
2Q2020 Apr 29, 2020 2DBP-02 OREGON TRAIL NURSERY 0.028 0.030 0.036 0.039
1Q2020 Jan 22, 2020 2DBP-01 MEADOWBROOK 0.021 0.020 0.025 0.027
1Q2020 Jan 22, 2020 2DBP-02 OREGON TRAIL NURSERY 0.023 0.022 0.028 0.029
4Q2019 Nov 06, 2019 2DBP-01 MEADOWBROOK 0.023 0.023 0.027 0.026
4Q2019 Nov 06, 2019 2DBP-02 OREGON TRAIL NURSERY 0.024 0.025 0.029 0.030
3Q2019 Sep 18, 2019 2DBP-01 MEADOWBROOK 0.026 0.024 0.031 0.027
3Q2019 Sep 18, 2019 2DBP-02 OREGON TRAIL NURSERY 0.026 0.026 0.032 0.029
2Q2019 May 22, 2019 2DBP-01 MEADOWBROOK 0.023 0.024 0.028 0.028
2Q2019 May 22, 2019 2DBP-02 OREGON TRAIL NURSERY 0.021 0.022 0.027 0.027
1Q2019 Feb 13, 2019 2DBP-01 MEADOWBROOK 0.024 0.025 0.033 0.032
1Q2019 Feb 13, 2019 2DBP-02 OREGON TRAIL NURSERY 0.024 0.022 0.040 0.030
4Q2018 Nov 14, 2018 2DBP-01 MEADOWBROOK 0.022 0.027 0.031 0.036
4Q2018 Nov 07, 2018 2DBP-02 OREGON TRAIL NURSERY 0.023 0.028 0.038 0.044
3Q2018 Aug 08, 2018 2DBP-01 MEADOWBROOK 0.022 0.018 0.032 0.024
3Q2018 Aug 08, 2018 2DBP-02 OREGON TRAIL NURSERY 0.025 0.017 0.040 0.031
2Q2018 Apr 25, 2018 2DBP-01 MEADOWBROOK 0.021 0.024 0.030 0.036
2Q2018 May 02, 2018 2DBP-02 OREGON TRAIL NURSERY 0.025 0.030 0.039 0.053
1Q2018 Jan 24, 2018 2DBP-01 MEADOWBROOK 0.026 0.020 0.034 0.028
1Q2018 Jan 24, 2018 2DBP-02 OREGON TRAIL NURSERY 0.027 0.021 0.033 0.027
4Q2017 Oct 25, 2017 2DBP-01 MEADOWBROOK 0.025 0.030 0.032 0.040
4Q2017 Oct 26, 2017 2DBP-02 OREGON TRAIL NURSERY 0.027 0.034 0.032 0.040
3Q2017 Jul 05, 2017 2DBP-01 MEADOWBROOK 0.028 0.020 0.031 0.024
3Q2017 Jul 05, 2017 2DBP-02 OREGON TRAIL NURSERY 0.033 0.019 0.034 0.023
2Q2017 Apr 19, 2017 2DBP-01 MEADOWBROOK 0.031 0.035 0.035 0.040
2Q2017 Apr 19, 2017 2DBP-02 OREGON TRAIL NURSERY 0.036 0.040 0.038 0.043
1Q2017 Feb 08, 2017 2DBP-01 MEADOWBROOK 0.030 0.025 0.037 0.028
1Q2017 Feb 08, 2017 2DBP-02 OREGON TRAIL NURSERY 0.035 0.030 0.039 0.031
4Q2016 Nov 02, 2016 2DBP-01 MEADOWBROOK 0.032 0.039 0.040 0.044
4Q2016 Nov 02, 2016 2DBP-02 OREGON TRAIL NURSERY 0.037 0.050 0.042 0.048
3Q2016 Jul 13, 2016 2DBP-01 MEADOWBROOK 0.028 0.026 0.037 0.036
3Q2016 Jul 13, 2016 2DBP-02 OREGON TRAIL NURSERY 0.026 0.025 0.036 0.035
2Q2016 Apr 13, 2016 2DBP-01 MEADOWBROOK 0.028 0.031 0.034 0.043
2Q2016 Apr 13, 2016 2DBP-02 OREGON TRAIL NURSERY 0.028 0.029 0.035 0.042
1Q2016 Feb 03, 2016 2DBP-01 MEADOWBROOK 0.026 0.023 0.035 0.028
1Q2016 Feb 03, 2016 2DBP-02 OREGON TRAIL NURSERY 0.025 0.024 0.034 0.029
4Q2015 Oct 07, 2015 2DBP-01 MEADOWBROOK 0.029 0.029 0.038 0.035
4Q2015 Oct 07, 2015 2DBP-02 OREGON TRAIL NURSERY 0.027 0.026 0.037 0.034
3Q2015 Aug 19, 2015 2DBP-01 MEADOWBROOK 0.025 0.027 0.036 0.035
3Q2015 Aug 19, 2015 2DBP-02 OREGON TRAIL NURSERY 0.026 0.029 0.037 0.035
2Q2015 Apr 15, 2015 2DBP-01 MEADOWBROOK 0.019 0.027 0.031 0.045
2Q2015 Apr 15, 2015 2DBP-02 OREGON TRAIL NURSERY 0.019 0.025 0.032 0.044
1Q2015 Jan 21, 2015 2DBP-01 MEADOWBROOK 0.012 0.017
1Q2015 Jan 21, 2015 2DBP-02 OREGON TRAIL NURSERY 0.013 0.019
4Q2014 Oct 08, 2014 2DBP-01 MEADOWBROOK 0.004 0.006
4Q2014 Oct 08, 2014 2DBP-02 OREGON TRAIL NURSERY 0.005 0.008



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