OHA Drinking Water Services
OR41
PWS ID: 00318 ---- GEARHART WATER DEPARTMENT
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
2Q2025 Apr 14, 2025 2DBP-01 G ST AND S. OCEAN AVE 0.033 0.038 0.012 0.013
1Q2025 Jan 14, 2025 2DBP-01 G ST AND S. OCEAN AVE 0.031 0.031 0.012 0.014
4Q2024 Oct 15, 2024 2DBP-01 G ST AND S. OCEAN AVE 0.033 0.028 0.009 0.009
3Q2024 Jul 16, 2024 2DBP-01 G ST AND S. OCEAN AVE 0.039 0.033 0.011 0.009
2Q2024 Apr 16, 2024 2DBP-01 G ST AND S. OCEAN AVE 0.038 0.042 0.011 0.011
1Q2024 Jan 18, 2024 2DBP-01 G ST AND S. OCEAN AVE 0.036 0.040 0.011 0.011
4Q2023 Oct 17, 2023 2DBP-01 G ST AND S. OCEAN AVE 0.040 0.038 0.012 0.012
3Q2023 Jul 11, 2023 2DBP-01 G ST AND S. OCEAN AVE 0.035 0.034 0.011 0.011
2Q2023 Apr 13, 2023 2DBP-01 G ST AND S. OCEAN AVE 0.041 0.037 0.011 0.011
1Q2023 Jan 17, 2023 2DBP-01 G ST AND S. OCEAN AVE 0.042 0.048 0.012 0.012
4Q2022 Oct 18, 2022 2DBP-01 G ST AND S. OCEAN AVE 0.040 0.035 0.011 0.010
3Q2022 Jul 13, 2022 2DBP-01 G ST AND S. OCEAN AVE 0.041 0.045 0.011 0.011
2Q2022 Apr 06, 2022 2DBP-01 G ST AND S. OCEAN AVE 0.038 0.037 0.011 0.013
1Q2022 Jan 04, 2022 2DBP-01 G ST AND S. OCEAN AVE 0.040 0.041 0.010 0.010
4Q2021 Oct 13, 2021 2DBP-01 G ST AND S. OCEAN AVE 0.039 0.035 0.009 0.009
3Q2021 Jul 06, 2021 2DBP-01 G ST AND S. OCEAN AVE 0.035 0.040 0.008 0.009
2Q2021 Apr 06, 2021 2DBP-01 G ST AND S. OCEAN AVE 0.037 0.038 0.009 0.009
1Q2021 Jan 05, 2021 2DBP-01 G ST AND S. OCEAN AVE 0.031 0.037 0.008 0.009
4Q2020 Oct 13, 2020 2DBP-01 G ST AND S. OCEAN AVE 0.031 0.024 0.008 0.006
3Q2020 Jul 01, 2020 2DBP-01 G ST AND S. OCEAN AVE 0.036 0.037 0.010 0.011
2Q2020 Apr 07, 2020 2DBP-01 G ST AND S. OCEAN AVE 0.032 0.031 0.009 0.008
1Q2020 Jan 14, 2020 2DBP-01 G ST AND S. OCEAN AVE 0.035 0.037 0.010 0.010
4Q2019 Oct 15, 2019 2DBP-01 G ST AND S. OCEAN AVE 0.030 0.033 0.009 0.010
3Q2019 Jul 01, 2019 2DBP-01 G ST AND S. OCEAN AVE 0.029 0.028 0.010 0.010
2Q2019 Apr 09, 2019 2DBP-01 G ST AND S. OCEAN AVE 0.038 0.031 0.011 0.010
1Q2019 Jan 08, 2019 2DBP-01 G ST AND S. OCEAN AVE 0.043 0.035 0.015 0.010
4Q2018 Oct 17, 2018 2DBP-01 G ST AND S. OCEAN AVE 0.048 0.045 0.017 0.015
3Q2018 Jul 10, 2018 2DBP-01 G ST AND S. OCEAN AVE 0.046 0.055 0.016 0.018
2Q2018 Apr 19, 2018 2DBP-01 G ST AND S. OCEAN AVE 0.039 0.044 0.016 0.018
1Q2018 Jan 09, 2018 2DBP-01 G ST AND S. OCEAN AVE 0.034 0.036 0.012 0.013
4Q2017 Oct 03, 2017 2DBP-01 G ST AND S. OCEAN AVE 0.034 0.030 0.012 0.010
3Q2017 Jul 14, 2017 2DBP-01 G ST AND S. OCEAN AVE 0.037 0.036 0.013 0.014
2Q2017 Apr 14, 2017 2DBP-01 G ST AND S. OCEAN AVE 0.035 0.038 0.012 0.013
1Q2017 Jan 20, 2017 2DBP-01 G ST AND S. OCEAN AVE 0.032 0.036 0.011 0.013
4Q2016 Oct 12, 2016 2DBP-01 G ST AND S. OCEAN AVE 0.034 0.030 0.012 0.010
3Q2016 Jul 07, 2016 2DBP-01 G ST AND S. OCEAN AVE 0.039 0.030 0.012 0.011
2Q2016 Apr 04, 2016 2DBP-01 G ST AND S. OCEAN AVE 0.045 0.039 0.012 0.012
1Q2016 Jan 13, 2016 2DBP-01 G ST AND S. OCEAN AVE 0.045 0.052 0.012 0.015
4Q2015 Oct 12, 2015 2DBP-01 G ST AND S. OCEAN AVE 0.047 0.047 0.014 0.011
3Q2015 Jul 15, 2015 2DBP-01 G ST AND S. OCEAN AVE 0.038 0.044 0.012 0.013
2Q2015 Apr 06, 2015 2DBP-01 G ST AND S. OCEAN AVE 0.034 0.032 0.013 0.012
1Q2015 Jan 09, 2015 2DBP-01 G ST AND S. OCEAN AVE 0.037 0.043 0.015 0.018
4Q2014 Nov 17, 2014 2DBP-01 G ST AND S. OCEAN AVE 0.027 0.028 0.010 0.009
3Q2014 Sep 15, 2014 2DBP-01 G ST AND S. OCEAN AVE 0.036 0.028 0.014 0.011
2Q2014 Jun 17, 2014 2DBP-01 G ST AND S. OCEAN AVE 0.029 0.037 0.011 0.015
1Q2014 Jan 15, 2014 2DBP-01 G ST AND S. OCEAN AVE 0.020 0.007
4Q2013 Oct 11, 2013 2DBP-01 G ST AND S. OCEAN AVE 0.015 0.006



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