OHA Drinking Water Services
OR41
PWS ID: 00279 ---- ESTACADA, 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
3Q2020 Aug 04, 2020 2DBP-01 RES2 0.016 0.017 0.018 0.018
2Q2020 May 19, 2020 2DBP-01 RES2 0.015 0.015 0.017 0.019
1Q2020 Feb 18, 2020 2DBP-01 RES2 0.014 0.015 0.016 0.016
4Q2019 Oct 22, 2019 2DBP-01 RES2 0.013 0.015 0.014 0.016
3Q2019 Jul 23, 2019 2DBP-01 RES2 0.014 0.013 0.015 0.013
2Q2019 Jun 04, 2019 2DBP-01 RES2 0.014 0.014 0.015 0.016
1Q2019 Mar 12, 2019 2DBP-01 RES2 0.014 0.013 0.015 0.014
4Q2018 Nov 19, 2018 2DBP-01 RES2 0.014 0.016 0.016 0.018
3Q2018 Aug 22, 2018 2DBP-01 RES2 0.013 0.012 0.015 0.013
2Q2018 Apr 17, 2018 2DBP-01 RES2 0.014 0.013 0.015 0.015
1Q2018 Mar 07, 2018 2DBP-01 RES2 0.013 0.013 0.015 0.014
4Q2017 Nov 28, 2017 2DBP-01 RES2 0.012 0.015 0.014 0.017
3Q2017 Aug 14, 2017 2DBP-01 RES2 0.012 0.012 0.015 0.012
2Q2017 May 16, 2017 2DBP-01 RES2 0.012 0.011 0.015 0.015
1Q2017 Feb 14, 2017 2DBP-01 RES2 0.013 0.011 0.016 0.014
4Q2016 Nov 08, 2016 2DBP-01 RES2 0.015 0.016 0.017 0.020
3Q2016 Aug 03, 2016 2DBP-01 RES2 0.016 0.014 0.018 0.014
2Q2016 May 10, 2016 2DBP-01 RES2 0.016 0.016 0.018 0.019
1Q2016 Mar 08, 2016 2DBP-01 RES2 0.016 0.015 0.019 0.018
4Q2015 Nov 10, 2015 2DBP-01 RES2 0.016 0.018 0.020 0.022
3Q2015 Jul 15, 2015 2DBP-01 RES2 0.015 0.014 0.020 0.017
2Q2015 Apr 14, 2015 2DBP-01 RES2 0.014 0.015 0.020 0.021
1Q2015 Feb 11, 2015 2DBP-01 RES2 0.014 0.014 0.021 0.020
4Q2014 Nov 18, 2014 2DBP-01 RES2 0.013 0.016 0.021 0.023
3Q2014 Aug 12, 2014 2DBP-01 RES2 0.012 0.012 0.019 0.017
2Q2014 May 13, 2014 2DBP-01 RES2 0.008 0.011 0.016 0.021
1Q2014 Feb 11, 2014 2DBP-01 RES2 0.005 0.010
4Q2013 Dec 04, 2013 2DBP-01 RES2 0.003 0.006



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