OHA Drinking Water Services
OR41
PWS ID: 00566 ---- NEWPORT, CITY OF
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
1Q2025 Feb 12, 2025 2DBP-01 SM-4 0.033 0.030 0.010 0.010
1Q2025 Feb 12, 2025 2DBP-03 SM-2 0.039 0.039 0.009 0.008
1Q2025 Feb 12, 2025 2DBP-04 SM-1 0.037 0.035 0.009 0.007
1Q2025 Feb 12, 2025 2DBP-05 1545 SE YAQUINA BAY RD 0.048 0.049 0.012 0.010
4Q2024 Nov 13, 2024 2DBP-01 SM-4 0.034 0.038 0.010 0.013
4Q2024 Nov 13, 2024 2DBP-03 SM-2 0.038 0.043 0.010 0.011
4Q2024 Nov 13, 2024 2DBP-04 SM-1 0.036 0.043 0.008 0.011
4Q2024 Nov 13, 2024 2DBP-05 1545 SE YAQUINA BAY RD 0.045 0.051 0.012 0.014
3Q2024 Aug 14, 2024 2DBP-01 SM-4 0.034 0.036 0.010 0.011
3Q2024 Aug 14, 2024 2DBP-03 SM-2 0.040 0.040 0.011 0.011
3Q2024 Aug 14, 2024 2DBP-04 SM-1 0.037 0.038 0.009 0.009
3Q2024 Aug 14, 2024 2DBP-05 1545 SE YAQUINA BAY RD 0.047 0.047 0.011 0.010
2Q2024 May 15, 2024 2DBP-01 SM-4 0.034 0.031 0.010 0.008
2Q2024 May 15, 2024 2DBP-03 SM-2 0.042 0.035 0.010 0.010
2Q2024 May 15, 2024 2DBP-04 SM-1 0.038 0.033 0.009 0.008
2Q2024 May 15, 2024 2DBP-05 1545 SE YAQUINA BAY RD 0.046 0.041 0.012 0.012
1Q2024 Feb 14, 2024 2DBP-01 SM-4 0.034 0.031 0.010 0.009
1Q2024 Feb 14, 2024 2DBP-03 SM-2 0.044 0.041 0.010 0.010
1Q2024 Feb 14, 2024 2DBP-04 SM-1 0.039 0.035 0.009 0.008
1Q2024 Feb 14, 2024 2DBP-05 1545 SE YAQUINA BAY RD 0.046 0.044 0.011 0.011
4Q2023 Nov 15, 2023 2DBP-01 SM-4 0.032 0.039 0.009 0.012
4Q2023 Nov 15, 2023 2DBP-03 SM-2 0.045 0.050 0.009 0.011
4Q2023 Nov 15, 2023 2DBP-04 SM-1 0.039 0.046 0.009 0.011
4Q2023 Nov 15, 2023 2DBP-05 1545 SE YAQUINA BAY RD 0.043 0.052 0.010 0.011
3Q2023 Aug 16, 2023 2DBP-01 SM-4 0.032 0.033 0.009 0.011
3Q2023 Aug 16, 2023 2DBP-03 SM-2 0.045 0.048 0.009 0.009
3Q2023 Aug 16, 2023 2DBP-04 SM-1 0.038 0.040 0.008 0.009
3Q2023 Aug 16, 2023 2DBP-05 1545 SE YAQUINA BAY RD 0.041 0.043 0.009 0.010
2Q2023 May 17, 2023 2DBP-01 SM-4 0.032 0.029 0.007 0.007
2Q2023 May 17, 2023 2DBP-03 SM-2 0.041 0.039 0.009 0.009
2Q2023 May 17, 2023 2DBP-04 SM-1 0.037 0.034 0.008 0.008
2Q2023 May 17, 2023 2DBP-05 1545 SE YAQUINA BAY RD 0.039 0.036 0.008 0.009
1Q2023 Feb 15, 2023 2DBP-01 SM-4 0.032 0.028 0.007 0.007
1Q2023 Feb 15, 2023 2DBP-03 SM-2 0.043 0.040 0.009 0.008
1Q2023 Feb 15, 2023 2DBP-04 SM-1 0.036 0.032 0.007 0.007
1Q2023 Feb 15, 2023 2DBP-05 1545 SE YAQUINA BAY RD 0.042 0.035 0.009 0.006
4Q2022 Nov 16, 2022 2DBP-01 SM-4 0.034 0.039 0.008 0.010
4Q2022 Nov 16, 2022 2DBP-03 SM-2 0.043 0.047 0.010 0.010
4Q2022 Nov 16, 2022 2DBP-04 SM-1 0.037 0.043 0.007 0.010
4Q2022 Nov 16, 2022 2DBP-05 1545 SE YAQUINA BAY RD 0.043 0.048 0.009 0.011
3Q2022 Aug 17, 2022 2DBP-01 SM-4 0.034 0.034 0.008 0.007
3Q2022 Aug 17, 2022 2DBP-03 SM-2 0.041 0.042 0.009 0.010
3Q2022 Aug 17, 2022 2DBP-04 SM-1 0.033 0.038 0.007 0.008
3Q2022 Aug 17, 2022 2DBP-05 1545 SE YAQUINA BAY RD 0.042 0.043 0.008 0.008
2Q2022 May 18, 2022 2DBP-01 SM-4 0.035 0.032 0.009 0.007
2Q2022 May 18, 2022 2DBP-03 SM-2 0.046 0.041 0.009 0.010
2Q2022 May 18, 2022 2DBP-04 SM-1 0.037 0.030 0.007 0.006
2Q2022 May 18, 2022 2DBP-05 1545 SE YAQUINA BAY RD 0.049 0.042 0.009 0.010
1Q2022 Feb 16, 2022 2DBP-01 SM-4 0.034 0.032 0.010 0.008
1Q2022 Feb 16, 2022 2DBP-03 SM-2 0.046 0.043 0.010 0.008
1Q2022 Feb 16, 2022 2DBP-04 SM-1 0.038 0.034 0.008 0.007
1Q2022 Feb 16, 2022 2DBP-05 1545 SE YAQUINA BAY RD 0.047 0.043 0.009 0.006
4Q2021 Nov 17, 2021 2DBP-01 SM-4 0.033 0.038 0.009 0.012
4Q2021 Nov 17, 2021 2DBP-03 SM-2 0.045 0.049 0.011 0.011
4Q2021 Nov 17, 2021 2DBP-04 SM-1 0.038 0.039 0.009 0.010
4Q2021 Nov 17, 2021 2DBP-05 1545 SE YAQUINA BAY RD 0.051 0.052 0.010 0.010
3Q2021 Aug 18, 2021 2DBP-01 SM-4 0.036 0.035 0.012 0.010
3Q2021 Aug 18, 2021 2DBP-03 SM-2 0.050 0.051 0.013 0.011
3Q2021 Aug 18, 2021 2DBP-04 SM-1 0.045 0.046 0.011 0.009
3Q2021 Aug 18, 2021 2DBP-05 1545 SE YAQUINA BAY RD 0.055 0.059 0.012 0.010
2Q2021 May 12, 2021 2DBP-01 SM-4 0.042 0.033 0.013 0.011
2Q2021 May 12, 2021 2DBP-03 SM-2 0.052 0.044 0.015 0.015
2Q2021 May 12, 2021 2DBP-04 SM-1 0.049 0.039 0.013 0.011
2Q2021 May 12, 2021 2DBP-05 1545 SE YAQUINA BAY RD 0.056 0.046 0.013 0.013
1Q2021 Feb 17, 2021 2DBP-01 SM-4 0.047 0.039 0.015 0.014
1Q2021 Feb 17, 2021 2DBP-03 SM-2 0.055 0.050 0.013 0.013
1Q2021 Feb 17, 2021 2DBP-04 SM-1 0.052 0.046 0.013 0.012
1Q2021 Feb 17, 2021 2DBP-05 1545 SE YAQUINA BAY RD 0.058 0.056 0.013 0.011
4Q2020 Nov 18, 2020 2DBP-01 SM-4 0.048 0.055 0.017 0.021
4Q2020 Nov 18, 2020 2DBP-03 SM-2 0.058 0.063 0.012 0.015
4Q2020 Nov 18, 2020 2DBP-04 SM-1 0.056 0.060 0.014 0.017
4Q2020 Nov 18, 2020 2DBP-05 1545 SE YAQUINA BAY RD 0.058 0.063 0.014 0.016
3Q2020 Aug 12, 2020 2DBP-01 SM-4 0.052 0.052 0.014 0.016
3Q2020 Aug 12, 2020 2DBP-03 SM-2 0.059 0.061 0.011 0.012
3Q2020 Aug 12, 2020 2DBP-04 SM-1 0.059 0.060 0.012 0.014
3Q2020 Aug 12, 2020 2DBP-05 1545 SE YAQUINA BAY RD 0.056 0.062 0.013 0.013
2Q2020 May 13, 2020 2DBP-01 SM-4 0.064 0.048 0.015 0.013
2Q2020 May 13, 2020 2DBP-03 SM-2 0.061 0.053 0.012 0.009
2Q2020 May 13, 2020 2DBP-04 SM-1 0.064 0.053 0.013 0.009
2Q2020 May 13, 2020 2DBP-05 1545 SE YAQUINA BAY RD 0.045 0.047 0.012 0.013
1Q2020 Feb 12, 2020 2DBP-01 SM-4 0.067 0.057 0.011 0.012
1Q2020 Feb 12, 2020 2DBP-03 SM-2 0.059 0.058 0.013 0.012
1Q2020 Feb 12, 2020 2DBP-04 SM-1 0.062 0.062 0.012 0.013
1Q2020 Feb 12, 2020 2DBP-05 1545 SE YAQUINA BAY RD 0.039 0.039 0.010 0.010
4Q2019 Nov 13, 2019 2DBP-01 SM-4 0.075 0.078 0.011 0.012
4Q2019 Nov 13, 2019 2DBP-02 S1-4 0.049 0.054 0.013 0.014
4Q2019 Nov 13, 2019 2DBP-03 SM-2 0.058 0.065 0.014 0.014
4Q2019 Nov 13, 2019 2DBP-04 SM-1 0.058 0.069 0.011 0.013
3Q2019 Aug 14, 2019 2DBP-01 SM-4 0.072 0.088 0.012 0.014
3Q2019 Aug 14, 2019 2DBP-02 S1-4 0.046 0.058 0.013 0.013
3Q2019 Aug 14, 2019 2DBP-03 SM-2 0.050 0.063 0.015 0.016
3Q2019 Aug 14, 2019 2DBP-04 SM-1 0.049 0.064 0.011 0.014
2Q2019 May 15, 2019 2DBP-01 SM-4 0.066 0.059 0.012 0.007
2Q2019 May 15, 2019 2DBP-02 S1-4 0.047 0.036 0.013 0.011
2Q2019 May 15, 2019 2DBP-03 SM-2 0.051 0.039 0.015 0.012
2Q2019 May 15, 2019 2DBP-04 SM-1 0.042 0.037 0.012 0.007
1Q2019 Feb 20, 2019 2DBP-01 SM-4 0.065 0.064 0.014 0.013
1Q2019 Feb 20, 2019 2DBP-02 S1-4 0.047 0.044 0.015 0.013
1Q2019 Feb 20, 2019 2DBP-03 SM-2 0.050 0.049 0.016 0.015
1Q2019 Feb 20, 2019 2DBP-04 SM-1 0.041 0.038 0.014 0.012
4Q2018 Nov 14, 2018 2DBP-01 SM-4 0.061 0.064 0.015 0.016
4Q2018 Nov 14, 2018 2DBP-02 S1-4 0.048 0.050 0.015 0.018
4Q2018 Nov 14, 2018 2DBP-03 SM-2 0.049 0.050 0.015 0.018
4Q2018 Nov 14, 2018 2DBP-04 SM-1 0.042 0.044 0.014 0.016
3Q2018 Aug 15, 2018 2DBP-01 SM-4 0.061 0.070 0.015 0.018
3Q2018 Aug 15, 2018 2DBP-02 S1-4 0.048 0.061 0.014 0.015
3Q2018 Aug 15, 2018 2DBP-03 SM-2 0.050 0.064 0.014 0.015
3Q2018 Aug 15, 2018 2DBP-04 SM-1 0.040 0.049 0.014 0.017
2Q2018 May 16, 2018 2DBP-01 SM-4 0.056 0.053 0.015 0.012
2Q2018 May 16, 2018 2DBP-02 S1-4 0.041 0.036 0.015 0.014
2Q2018 May 16, 2018 2DBP-03 SM-2 0.043 0.038 0.015 0.013
2Q2018 May 16, 2018 2DBP-04 SM-1 0.037 0.034 0.013 0.010
1Q2018 Feb 14, 2018 2DBP-01 SM-4 0.052 0.051 0.012 0.013
1Q2018 Feb 14, 2018 2DBP-02 S1-4 0.037 0.037 0.011 0.013
1Q2018 Feb 14, 2018 2DBP-03 SM-2 0.040 0.040 0.012 0.013
1Q2018 Feb 14, 2018 2DBP-04 SM-1 0.034 0.034 0.011 0.012
4Q2017 Nov 15, 2017 2DBP-01 SM-4 0.048 0.057 0.011 0.014
4Q2017 Nov 15, 2017 2DBP-02 S1-4 0.033 0.039 0.009 0.013
4Q2017 Nov 15, 2017 2DBP-03 SM-2 0.036 0.042 0.010 0.014
4Q2017 Nov 15, 2017 2DBP-04 SM-1 0.032 0.035 0.010 0.013
3Q2017 Aug 23, 2017 2DBP-01 SM-4 0.046 0.053 0.011 0.014
3Q2017 Aug 23, 2017 2DBP-02 S1-4 0.034 0.039 0.008 0.011
3Q2017 Aug 23, 2017 2DBP-03 SM-2 0.038 0.041 0.009 0.011
3Q2017 Aug 23, 2017 2DBP-04 SM-1 0.034 0.038 0.009 0.012
2Q2017 May 17, 2017 2DBP-01 SM-4 0.047 0.039 0.010 0.006
2Q2017 May 17, 2017 2DBP-02 S1-4 0.038 0.026 0.008 0.004
2Q2017 May 17, 2017 2DBP-03 SM-2 0.041 0.030 0.008 0.004
2Q2017 May 17, 2017 2DBP-04 SM-1 0.035 0.029 0.007 0.004
1Q2017 Feb 15, 2017 2DBP-01 SM-4 0.049 0.041 0.015 0.010
1Q2017 Feb 15, 2017 2DBP-02 S1-4 0.043 0.035 0.013 0.010
1Q2017 Feb 15, 2017 2DBP-03 SM-2 0.046 0.037 0.012 0.009
1Q2017 Feb 15, 2017 2DBP-04 SM-1 0.040 0.032 0.008 0.008
4Q2016 Nov 16, 2016 2DBP-01 SM-4 0.051 0.056 0.014 0.017
4Q2016 Nov 16, 2016 2DBP-02 S1-4 0.045 0.050 0.013 0.016
4Q2016 Nov 16, 2016 2DBP-03 SM-2 0.048 0.054 0.012 0.014
4Q2016 Nov 16, 2016 2DBP-04 SM-1 0.041 0.045 0.008 0.010
3Q2016 Aug 17, 2016 2DBP-01 SM-4 0.049 0.058 0.014 0.017
3Q2016 Aug 17, 2016 2DBP-02 S1-4 0.042 0.053 0.014 0.015
3Q2016 Aug 17, 2016 2DBP-03 SM-2 0.044 0.055 0.013 0.014
3Q2016 Aug 17, 2016 2DBP-04 SM-1 0.039 0.045 0.008 0.009
2Q2016 May 25, 2016 2DBP-01 SM-4 0.044 0.044 0.015 0.014
2Q2016 May 25, 2016 2DBP-02 S1-4 0.036 0.035 0.014 0.014
2Q2016 May 25, 2016 2DBP-03 SM-2 0.039 0.038 0.014 0.014
2Q2016 May 25, 2016 2DBP-04 SM-1 0.037 0.037 0.010 0.007
1Q2016 Feb 24, 2016 2DBP-01 SM-4 0.041 0.037 0.012 0.013
1Q2016 Feb 24, 2016 2DBP-02 S1-4 0.035 0.031 0.011 0.012
1Q2016 Feb 24, 2016 2DBP-03 SM-2 0.037 0.033 0.011 0.012
1Q2016 Feb 24, 2016 2DBP-04 SM-1 0.035 0.031 0.011 0.011
4Q2015 Nov 18, 2015 2DBP-01 SM-4 0.041 0.045 0.012 0.016
4Q2015 Nov 18, 2015 2DBP-02 S1-4 0.035 0.036 0.011 0.015
4Q2015 Nov 18, 2015 2DBP-03 SM-2 0.037 0.039 0.011 0.015
4Q2015 Nov 18, 2015 2DBP-04 SM-1 0.033 0.036 0.011 0.014
3Q2015 Aug 19, 2015 2DBP-01 SM-4 0.045 0.045 0.013 0.014
3Q2015 Aug 19, 2015 2DBP-02 S1-4 0.039 0.040 0.011 0.013
3Q2015 Aug 19, 2015 2DBP-03 SM-2 0.043 0.043 0.010 0.012
3Q2015 Aug 19, 2015 2DBP-04 SM-1 0.038 0.038 0.011 0.013
2Q2015 May 20, 2015 2DBP-01 SM-4 0.049 0.042 0.012 0.009
2Q2015 May 20, 2015 2DBP-02 S1-4 0.042 0.037 0.010 0.008
2Q2015 May 20, 2015 2DBP-03 SM-2 0.046 0.040 0.011 0.008
2Q2015 May 20, 2015 2DBP-04 SM-1 0.043 0.036 0.013 0.008
1Q2015 Feb 25, 2015 2DBP-01 SM-4 0.047 0.044 0.013 0.013
1Q2015 Feb 25, 2015 2DBP-02 S1-4 0.040 0.038 0.011 0.010
1Q2015 Feb 25, 2015 2DBP-03 SM-2 0.044 0.042 0.013 0.012
1Q2015 Feb 25, 2015 2DBP-04 SM-1 0.042 0.038 0.015 0.015
4Q2014 Nov 19, 2014 2DBP-01 SM-4 0.050 0.054 0.016 0.017
4Q2014 Nov 19, 2014 2DBP-02 S1-4 0.040 0.045 0.014 0.015
4Q2014 Nov 19, 2014 2DBP-03 SM-2 0.048 0.051 0.017 0.016
4Q2014 Nov 19, 2014 2DBP-04 SM-1 0.044 0.049 0.018 0.018
3Q2014 Aug 20, 2014 2DBP-01 SM-4 0.052 0.054 0.018 0.017
3Q2014 Aug 20, 2014 2DBP-02 S1-4 0.045 0.044 0.018 0.015
3Q2014 Aug 20, 2014 2DBP-03 SM-2 0.053 0.052 0.019 0.020
3Q2014 Aug 20, 2014 2DBP-04 SM-1 0.043 0.049 0.021 0.022
2Q2014 May 21, 2014 2DBP-01 SM-4 0.034 0.043 0.013 0.016
2Q2014 May 21, 2014 2DBP-02 S1-4 0.030 0.038 0.014 0.017
2Q2014 May 21, 2014 2DBP-03 SM-2 0.036 0.044 0.011 0.016
2Q2014 May 21, 2014 2DBP-04 SM-1 0.020 0.031 0.013 0.017
1Q2014 Feb 19, 2014 2DBP-01 SM-4 0.026 0.010
1Q2014 Feb 19, 2014 2DBP-02 S1-4 0.023 0.010
1Q2014 Feb 19, 2014 2DBP-03 SM-2 0.028 0.006
1Q2014 Feb 19, 2014 2DBP-04 SM-1 0.009 0.009
4Q2013 Nov 20, 2013 2DBP-01 SM-4 0.016 0.007
4Q2013 Nov 20, 2013 2DBP-02 S1-4 0.016 0.007
4Q2013 Nov 20, 2013 2DBP-03 SM-2 0.018
4Q2013 Nov 20, 2013 2DBP-04 SM-1 0.006



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