OHA Drinking Water Services
OR41
PWS ID: 05581 ---- WEISS ESTATES WATER SYSTEM
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
4Q2024 Dec 10, 2024 2DBP-01 57259 DODGER ROAD 0.023 0.013 0.031 0.007
3Q2024 Sep 03, 2024 2DBP-01 57259 DODGER ROAD 0.030 0.024 0.030 0.032
2Q2024 Jun 10, 2024 2DBP-01 57259 DODGER ROAD 0.032 0.031 0.028 0.036
1Q2024 Mar 05, 2024 2DBP-01 57259 DODGER ROAD 0.034 0.040 0.029 0.054
4Q2023 Nov 27, 2023 2DBP-01 57259 DODGER ROAD 0.028 0.030 0.003 0.004
3Q2023 Sep 11, 2023 2DBP-01 57259 DODGER ROAD 0.023 0.025 0.002 0.003
2Q2023 Jun 06, 2023 2DBP-01 57259 DODGER ROAD 0.020 0.024 0.001 0.002
1Q2023 Feb 27, 2023 2DBP-01 57259 DODGER ROAD 0.023 0.020 0 0
4Q2022 Dec 06, 2022 2DBP-01 57259 DODGER ROAD 0.021 0.020 0.003 0
3Q2022 Aug 09, 2022 2DBP-01 57259 DODGER ROAD 0.036 0.020 0.021 0.003
2Q2022 Jun 07, 2022 2DBP-01 57259 DODGER ROAD 0.050 0.043 0.033 0.027
1Q2022 Mar 01, 2022 2DBP-01 57259 DODGER ROAD 0.061 0.045 0.056 0.036
4Q2021 Nov 17, 2021 2DBP-01 57259 DODGER ROAD 0.090 0.074 0.096 0.072
3Q2021 Aug 23, 2021 2DBP-01 57259 DODGER ROAD 0.083 0.088 0.089 0.091
2Q2021 May 04, 2021 2DBP-01 57259 DODGER ROAD 0.084 0.086 0.088 0.099
1Q2021 Feb 23, 2021 2DBP-01 57259 DODGER ROAD 0.091 0.098 0.084 0.107
4Q2020 Nov 16, 2020 2DBP-01 57259 DODGER ROAD 0.079 0.069 0.068 0.052
3Q2020 Aug 04, 2020 2DBP-01 57259 DODGER ROAD 0.079 0.085 0.063 0.069
2Q2020 Jun 01, 2020 2DBP-01 57259 DODGER ROAD 0.089 0.089 0.068 0.070
1Q2020 Mar 30, 2020 2DBP-01 57259 DODGER ROAD 0.087 0.083 0.064 0.075
4Q2019 Dec 02, 2019 2DBP-01 57259 DODGER ROAD 0.092 0.077 0.066 0.043
3Q2019 Sep 09, 2019 2DBP-01 57259 DODGER ROAD 0.106 0.108 0.075 0.076
2Q2019 Jun 04, 2019 2DBP-01 57259 DODGER ROAD 0.100 0.103 0.075 0.073
1Q2019 Mar 04, 2019 2DBP-01 57259 DODGER ROAD 0.099 0.101 0.072 0.088
4Q2018 Dec 05, 2018 2DBP-01 57259 DODGER ROAD 0.095 0.099 0.056 0.060
3Q2018 Sep 05, 2018 2DBP-01 57259 DODGER ROAD 0.075 0.091 0.046 0.057
2Q2018 Jun 04, 2018 2DBP-01 57259 DODGER ROAD 0.071 0.077 0.040 0.042
1Q2018 Mar 05, 2018 2DBP-01 57259 DODGER ROAD 0.065 0.070 0.041 0.040
4Q2017 Dec 04, 2017 2DBP-01 57259 DODGER ROAD 0.057 0.049 0.038 0.034
3Q2017 Sep 05, 2017 2DBP-01 57259 DODGER ROAD 0.059 0.068 0.043 0.043
2Q2017 Jun 07, 2017 2DBP-01 57259 DODGER ROAD 0.062 0.057 0.048 0.046
1Q2017 Mar 06, 2017 2DBP-01 57259 DODGER ROAD 0.066 0.059 0.050 0.043
4Q2016 Dec 05, 2016 2DBP-01 57259 DODGER ROAD 0.075 0.062 0.064 0.051
3Q2016 Sep 06, 2016 2DBP-01 57259 DODGER ROAD 0.082 0.087 0.066 0.070
2Q2016 Jun 06, 2016 2DBP-01 57259 DODGER ROAD 0.078 0.083 0.058 0.066
1Q2016 Mar 03, 2016 2DBP-01 57259 DODGER ROAD 0.074 0.080 0.059 0.066
4Q2015 Dec 01, 2015 2DBP-01 57259 DODGER ROAD 0.081 0.068 0.070 0.047
3Q2015 Aug 03, 2015 2DBP-01 57259 DODGER ROAD 0.097 0.082 0.082 0.067
2Q2015 May 05, 2015 2DBP-01 57259 DODGER ROAD 0.113 0.098 0.102 0.090
1Q2015 Feb 02, 2015 2DBP-01 57259 DODGER ROAD 0.113 0.125 0.098 0.121
4Q2014 Nov 11, 2014 2DBP-01 57259 DODGER ROAD 0.110 0.116 0.077 0.086
3Q2014 Aug 25, 2014 2DBP-01 57259 DODGER ROAD 0.102 0.110 0.073 0.083
2Q2014 May 19, 2014 2DBP-01 57259 DODGER ROAD 0.058 0.082 0.035 0.050
1Q2014 Mar 10, 2014 2DBP-01 57259 DODGER ROAD 0.035 0.019
4Q2013 2DBP-01 57259 DODGER ROAD



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