OHA Drinking Water Services
OR41
PWS ID: 00603 ---- PANTHER CREEK WD
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 2DBP-01 SM1-SYLVAN BLOWOFF
2Q2025 Apr 03, 2025 2DBP-01 SM1-SYLVAN BLOWOFF 0.006 0.006 0.004 0.004
1Q2025 Feb 18, 2025 2DBP-01 SM1-SYLVAN BLOWOFF 0.011 0.009 0.009 0.008
4Q2024 Oct 08, 2024 2DBP-01 SM1-SYLVAN BLOWOFF 0.010 0.010 0.008 0.008
3Q2024 2DBP-01 SM1-SYLVAN BLOWOFF
2Q2024 May 08, 2024 2DBP-01 SM1-SYLVAN BLOWOFF 0.020 0.019 0.012 0.016
1Q2024 2DBP-01 SM1-SYLVAN BLOWOFF 0.023 0.004
4Q2023 Oct 17, 2023 2DBP-01 SM1-SYLVAN BLOWOFF 0.020 0.019 0.013 0.012
3Q2023 Jul 17, 2023 2DBP-01 SM1-SYLVAN BLOWOFF 0.025 0.022 0.015 0.009
2Q2023 2DBP-01 SM1-SYLVAN BLOWOFF
1Q2023 Jan 17, 2023 2DBP-01 SM1-SYLVAN BLOWOFF 0.021 0.025 0.013 0.018
4Q2022 Nov 07, 2022 2DBP-01 SM1-SYLVAN BLOWOFF 0.019 0.024 0.010 0.015
3Q2022 Aug 22, 2022 2DBP-01 SM1-SYLVAN BLOWOFF 0.020 0.018 0.012 0.006
2Q2022 May 10, 2022 2DBP-01 SM1-SYLVAN BLOWOFF 0.020 0.015 0.015 0.013
1Q2022 Jan 12, 2022 2DBP-01 SM1-SYLVAN BLOWOFF 0.023 0.022 0.016 0.016
4Q2021 Oct 04, 2021 2DBP-01 SM1-SYLVAN BLOWOFF 0.026 0.029 0.021 0.023
3Q2021 Jul 12, 2021 2DBP-01 SM1-SYLVAN BLOWOFF 0.030 0.024 0.021 0.017
2Q2021 Apr 28, 2021 2DBP-01 SM1-SYLVAN BLOWOFF 0.028 0.028 0.018 0.017
1Q2021 Feb 16, 2021 2DBP-01 SM1-SYLVAN BLOWOFF 0.033 0.030 0.025 0.023
4Q2020 Oct 01, 2020 2DBP-01 SM1-SYLVAN BLOWOFF 0.033 0.040 0.024 0.028
3Q2020 Aug 12, 2020 2DBP-01 SM1-SYLVAN BLOWOFF 0.029 0.026 0.022 0.017
2Q2020 May 11, 2020 2DBP-01 SM1-SYLVAN BLOWOFF 0.030 0.034 0.024 0.027
1Q2020 Jan 27, 2020 2DBP-01 SM1-SYLVAN BLOWOFF 0.028 0.027 0.021 0.022
4Q2019 Oct 28, 2019 2DBP-01 SM1-SYLVAN BLOWOFF 0.024 0.029 0.016 0.022
3Q2019 Jul 23, 2019 2DBP-01 SM1-SYLVAN BLOWOFF 0.022 0.023 0.013 0.014
2Q2019 May 20, 2019 2DBP-01 SM1-SYLVAN BLOWOFF 0.018 0.023 0.010 0.012
1Q2019 Mar 04, 2019 2DBP-01 SM1-SYLVAN BLOWOFF 0.014 0.012 0.010 0.006
4Q2018 2DBP-01 SM1-SYLVAN BLOWOFF 0.014 0.013
3Q2018 Jul 11, 2018 2DBP-01 SM1-SYLVAN BLOWOFF 0.018 0.013 0.020 0.012
2Q2018 Apr 03, 2018 2DBP-01 SM1-SYLVAN BLOWOFF 0.020 0.020 0.023 0.022
1Q2018 Jan 09, 2018 2DBP-01 SM1-SYLVAN BLOWOFF 0.019 0.019 0.019 0.022
4Q2017 Oct 03, 2017 2DBP-01 SM1-SYLVAN BLOWOFF 0.021 0.024 0.020 0.027
3Q2017 Aug 01, 2017 2DBP-01 SM1-SYLVAN BLOWOFF 0.019 0.018 0.016 0.014
2Q2017 Apr 17, 2017 2DBP-01 SM1-SYLVAN BLOWOFF 0.021 0.017 0.016 0.012
1Q2017 Feb 07, 2017 2DBP-01 SM1-SYLVAN BLOWOFF 0.022 0.023 0.019 0.019
4Q2016 Oct 18, 2016 2DBP-01 SM1-SYLVAN BLOWOFF 0.022 0.024 0.022 0.022
3Q2016 Aug 23, 2016 2DBP-01 SM1-SYLVAN BLOWOFF 0.026 0.022 0.026 0.020
2Q2016 Jun 20, 2016 2DBP-01 SM1-SYLVAN BLOWOFF 0.026 0.023 0.027 0.024
1Q2016 Jan 25, 2016 2DBP-01 SM1-SYLVAN BLOWOFF 0.027 0.027 0.026 0.030
4Q2015 Oct 20, 2015 2DBP-01 SM1-SYLVAN BLOWOFF 0.027 0.035 0.020 0.033
3Q2015 2DBP-01 SM1-SYLVAN BLOWOFF 0.023 0.023
2Q2015 Jun 03, 2015 2DBP-01 SM1-SYLVAN BLOWOFF 0.023 0.022 0.023 0.021
1Q2015 Jan 06, 2015 2DBP-01 SM1-SYLVAN BLOWOFF 0.025 0.023 0.027 0.021
4Q2014 Oct 07, 2014 2DBP-01 SM1-SYLVAN BLOWOFF 0.026 0.028 0.031 0.040
3Q2014 Aug 18, 2014 2DBP-01 SM1-SYLVAN BLOWOFF 0.032 0.025 0.034 0.023
2Q2014 Jun 24, 2014 2DBP-01 SM1-SYLVAN BLOWOFF 0.025 0.032 0.029 0.036
1Q2014 Mar 03, 2014 2DBP-01 SM1-SYLVAN BLOWOFF 0.018 0.021
4Q2013 Oct 01, 2013 2DBP-01 SM1-SYLVAN BLOWOFF 0.014 0.017



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