OHA Drinking Water Services

PWS ID: 00587 ---- ONTARIO, 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.

Monitoring
Period
Last
Sample
Sample
Point
Location
 
TTHM LRAA
MCL = 0.080
TTHM
OEL
HAA5 LRAA
MCL = 0.060
HAA5
OEL
3Q2021 Jul 06, 2021 2DBP-01 SITE 1- WWTP 0.058 0.067 0.031 0.037
3Q2021 Jul 06, 2021 2DBP-02 SITE 2 - MOTEL 6 (#10) 0.043 0.053 0.024 0.033
3Q2021 Jul 06, 2021 2DBP-03 SITE 3 - HEINZ (#11) 0.039 0.049 0.022 0.029
3Q2021 Jul 06, 2021 2DBP-04 SITE 4 -SRCI (#19) 0.064 0.072 0.032 0.037
 
2Q2021 Apr 08, 2021 2DBP-01 SITE 1- WWTP 0.054 0.044 0.025 0.022
2Q2021 Apr 08, 2021 2DBP-02 SITE 2 - MOTEL 6 (#10) 0.039 0.032 0.019 0.015
2Q2021 Apr 08, 2021 2DBP-03 SITE 3 - HEINZ (#11) 0.036 0.027 0.019 0.015
2Q2021 Apr 08, 2021 2DBP-04 SITE 4 -SRCI (#19) 0.059 0.050 0.026 0.024
 
1Q2021 Jan 05, 2021 2DBP-01 SITE 1- WWTP 0.052 0.052 0.024 0.024
1Q2021 Jan 05, 2021 2DBP-02 SITE 2 - MOTEL 6 (#10) 0.038 0.038 0.018 0.018
1Q2021 Jan 05, 2021 2DBP-03 SITE 3 - HEINZ (#11) 0.035 0.036 0.017 0.018
1Q2021 Jan 05, 2021 2DBP-04 SITE 4 -SRCI (#19) 0.055 0.055 0.024 0.024
 
4Q2020 Oct 01, 2020 2DBP-01 SITE 1- WWTP 0.050 0.058 0.023 0.028
4Q2020 Oct 01, 2020 2DBP-02 SITE 2 - MOTEL 6 (#10) 0.037 0.041 0.017 0.019
4Q2020 Oct 01, 2020 2DBP-03 SITE 3 - HEINZ (#11) 0.034 0.038 0.014 0.018
4Q2020 Oct 01, 2020 2DBP-04 SITE 4 -SRCI (#19) 0.055 0.066 0.024 0.028
 
3Q2020 Jul 01, 2020 2DBP-01 SITE 1- WWTP 0.049 0.056 0.020 0.022
3Q2020 Jul 01, 2020 2DBP-02 SITE 2 - MOTEL 6 (#10) 0.039 0.043 0.017 0.020
3Q2020 Jul 01, 2020 2DBP-03 SITE 3 - HEINZ (#11) 0.036 0.040 0.014 0.017
3Q2020 Jul 01, 2020 2DBP-04 SITE 4 -SRCI (#19) 0.057 0.057 0.021 0.023
 
2Q2020 Apr 01, 2020 2DBP-01 SITE 1- WWTP 0.047 0.036 0.021 0.016
2Q2020 Apr 01, 2020 2DBP-02 SITE 2 - MOTEL 6 (#10) 0.042 0.031 0.020 0.012
2Q2020 Apr 01, 2020 2DBP-03 SITE 3 - HEINZ (#11) 0.035 0.026 0.013 0.009
2Q2020 Apr 01, 2020 2DBP-04 SITE 4 -SRCI (#19) 0.055 0.044 0.022 0.018
 
1Q2020 Jan 02, 2020 2DBP-01 SITE 1- WWTP 0.050 0.046 0.020 0.020
1Q2020 Jan 02, 2020 2DBP-02 SITE 2 - MOTEL 6 (#10) 0.044 0.042 0.020 0.020
1Q2020 Jan 02, 2020 2DBP-03 SITE 3 - HEINZ (#11) 0.037 0.035 0.013 0.012
1Q2020 Jan 02, 2020 2DBP-04 SITE 4 -SRCI (#19) 0.058 0.055 0.021 0.021
 
4Q2019 Oct 02, 2019 2DBP-01 SITE 1- WWTP 0.050 0.057 0.020 0.023
4Q2019 Oct 02, 2019 2DBP-02 SITE 2 - MOTEL 6 (#10) 0.044 0.049 0.020 0.022
4Q2019 Oct 02, 2019 2DBP-03 SITE 3 - HEINZ (#11) 0.037 0.042 0.017 0.016
4Q2019 Oct 02, 2019 2DBP-04 SITE 4 -SRCI (#19) 0.059 0.071 0.021 0.023
 
3Q2019 Jul 01, 2019 2DBP-01 SITE 1- WWTP 0.048 0.056 0.021 0.023
3Q2019 Jul 31, 2019 2DBP-02 SITE 2 - MOTEL 6 (#10) 0.041 0.051 0.020 0.026
3Q2019 Jul 01, 2019 2DBP-03 SITE 3 - HEINZ (#11) 0.034 0.042 0.017 0.020
3Q2019 Jul 01, 2019 2DBP-04 SITE 4 -SRCI (#19) 0.055 0.057 0.021 0.023
 
2Q2019 Apr 03, 2019 2DBP-01 SITE 1- WWTP 0.046 0.039 0.019 0.015
2Q2019 Apr 03, 2019 2DBP-02 SITE 2 - MOTEL 6 (#10) 0.034 0.031 0.014 0.012
2Q2019 Apr 03, 2019 2DBP-03 SITE 3 - HEINZ (#11) 0.029 0.026 0.015 0.013
2Q2019 Apr 03, 2019 2DBP-04 SITE 4 -SRCI (#19) 0.054 0.047 0.019 0.015
 
1Q2019 Jan 02, 2019 2DBP-01 SITE 1- WWTP 0.043 0.041 0.022 0.019
1Q2019 Jan 02, 2019 2DBP-02 SITE 2 - MOTEL 6 (#10) 0.033 0.032 0.017 0.015
1Q2019 Jan 02, 2019 2DBP-03 SITE 3 - HEINZ (#11) 0.028 0.026 0.017 0.018
1Q2019 Jan 02, 2019 2DBP-04 SITE 4 -SRCI (#19) 0.052 0.052 0.021 0.019
 
4Q2018 Oct 03, 2018 2DBP-01 SITE 1- WWTP 0.045 0.049 0.023 0.025
4Q2018 Oct 03, 2018 2DBP-02 SITE 2 - MOTEL 6 (#10) 0.033 0.035 0.018 0.018
4Q2018 Oct 03, 2018 2DBP-03 SITE 3 - HEINZ (#11) 0.028 0.030 0.014 0.016
4Q2018 Oct 03, 2018 2DBP-04 SITE 4 -SRCI (#19) 0.051 0.059 0.021 0.023
 
3Q2018 Jul 17, 2018 2DBP-01 SITE 1- WWTP 0.045 0.050 0.022 0.023
3Q2018 Jul 17, 2018 2DBP-02 SITE 2 - MOTEL 6 (#10) 0.034 0.037 0.018 0.018
3Q2018 Jul 17, 2018 2DBP-03 SITE 3 - HEINZ (#11) 0.030 0.032 0.015 0.015
3Q2018 Jul 17, 2018 2DBP-04 SITE 4 -SRCI (#19) 0.050 0.053 0.021 0.022
 
2Q2018 Apr 02, 2018 2DBP-01 SITE 1- WWTP 0.048 0.037 0.027 0.022
2Q2018 Apr 02, 2018 2DBP-02 SITE 2 - MOTEL 6 (#10) 0.041 0.030 0.024 0.017
2Q2018 Apr 02, 2018 2DBP-03 SITE 3 - HEINZ (#11) 0.039 0.026 0.021 0.015
2Q2018 Apr 02, 2018 2DBP-04 SITE 4 -SRCI (#19) 0.053 0.041 0.027 0.020
 
1Q2018 Jan 04, 2018 2DBP-01 SITE 1- WWTP 0.051 0.048 0.029 0.026
1Q2018 Jan 03, 2018 2DBP-02 SITE 2 - MOTEL 6 (#10) 0.042 0.041 0.024 0.022
1Q2018 Jan 03, 2018 2DBP-03 SITE 3 - HEINZ (#11) 0.041 0.037 0.023 0.019
1Q2018 Jan 03, 2018 2DBP-04 SITE 4 -SRCI (#19) 0.054 0.051 0.029 0.026
 
4Q2017 Oct 04, 2017 2DBP-01 SITE 1- WWTP 0.050 0.055 0.028 0.030
4Q2017 Oct 04, 2017 2DBP-02 SITE 2 - MOTEL 6 (#10) 0.042 0.045 0.024 0.024
4Q2017 Oct 04, 2017 2DBP-03 SITE 3 - HEINZ (#11) 0.042 0.044 0.024 0.025
4Q2017 Oct 04, 2017 2DBP-04 SITE 4 -SRCI (#19) 0.055 0.061 0.029 0.031
 
3Q2017 Jul 06, 2017 2DBP-01 SITE 1- WWTP 0.056 0.057 0.030 0.033
3Q2017 Jul 06, 2017 2DBP-02 SITE 2 - MOTEL 6 (#10) 0.044 0.052 0.024 0.030
3Q2017 Jul 06, 2017 2DBP-03 SITE 3 - HEINZ (#11) 0.043 0.052 0.024 0.030
3Q2017 Jul 06, 2017 2DBP-04 SITE 4 -SRCI (#19) 0.058 0.061 0.029 0.035
 
2Q2017 Apr 05, 2017 2DBP-01 SITE 1- WWTP 0.053 0.048 0.029 0.026
2Q2017 Apr 05, 2017 2DBP-02 SITE 2 - MOTEL 6 (#10) 0.039 0.033 0.023 0.018
2Q2017 Apr 05, 2017 2DBP-03 SITE 3 - HEINZ (#11) 0.038 0.033 0.022 0.019
2Q2017 Apr 05, 2017 2DBP-04 SITE 4 -SRCI (#19) 0.057 0.048 0.025 0.024
 
1Q2017 Jan 05, 2017 2DBP-01 SITE 1- WWTP 0.054 0.049 0.027 0.025
1Q2017 Jan 05, 2017 2DBP-02 SITE 2 - MOTEL 6 (#10) 0.039 0.038 0.021 0.021
1Q2017 Jan 05, 2017 2DBP-03 SITE 3 - HEINZ (#11) 0.036 0.035 0.019 0.019
1Q2017 Jan 05, 2017 2DBP-04 SITE 4 -SRCI (#19) 0.059 0.056 0.023 0.022
 
4Q2016 Oct 05, 2016 2DBP-01 SITE 1- WWTP 0.053 0.065 0.026 0.032
4Q2016 Oct 05, 2016 2DBP-02 SITE 2 - MOTEL 6 (#10) 0.039 0.043 0.020 0.023
4Q2016 Oct 05, 2016 2DBP-03 SITE 3 - HEINZ (#11) 0.035 0.039 0.018 0.020
4Q2016 Oct 05, 2016 2DBP-04 SITE 4 -SRCI (#19) 0.060 0.068 0.022 0.025
 
3Q2016 Jul 06, 2016 2DBP-01 SITE 1- WWTP 0.049 0.052 0.022 0.028
3Q2016 Jul 06, 2016 2DBP-02 SITE 2 - MOTEL 6 (#10) 0.038 0.043 0.018 0.025
3Q2016 Jul 06, 2016 2DBP-03 SITE 3 - HEINZ (#11) 0.033 0.039 0.016 0.022
3Q2016 Jul 06, 2016 2DBP-04 SITE 4 -SRCI (#19) 0.057 0.063 0.020 0.023
 
2Q2016 Apr 07, 2016 2DBP-01 SITE 1- WWTP 0.043 0.045 0.015 0.017
2Q2016 Apr 07, 2016 2DBP-02 SITE 2 - MOTEL 6 (#10) 0.032 0.032 0.011 0.012
2Q2016 Apr 07, 2016 2DBP-03 SITE 3 - HEINZ (#11) 0.027 0.027 0.010 0.011
2Q2016 Apr 07, 2016 2DBP-04 SITE 4 -SRCI (#19) 0.049 0.049 0.016 0.017
 
1Q2016 Jan 06, 2016 2DBP-01 SITE 1- WWTP 0.042 0.036 0.015 0.010
1Q2016 Jan 06, 2016 2DBP-02 SITE 2 - MOTEL 6 (#10) 0.033 0.030 0.011 0.009
1Q2016 Jan 06, 2016 2DBP-03 SITE 3 - HEINZ (#11) 0.030 0.026 0.011 0.007
1Q2016 Jan 06, 2016 2DBP-04 SITE 4 -SRCI (#19) 0.048 0.046 0.016 0.014
 
4Q2015 Oct 07, 2015 2DBP-01 SITE 1- WWTP 0.042 0.051 0.014 0.018
4Q2015 Oct 07, 2015 2DBP-02 SITE 2 - MOTEL 6 (#10) 0.031 0.035 0.009 0.012
4Q2015 Oct 07, 2015 2DBP-03 SITE 3 - HEINZ (#11) 0.030 0.033 0.009 0.011
4Q2015 Oct 07, 2015 2DBP-04 SITE 4 -SRCI (#19) 0.045 0.054 0.013 0.016
 
3Q2015 2DBP-01 SITE 1- WWTP 0.043 0.017
3Q2015 2DBP-02 SITE 2 - MOTEL 6 (#10) 0.029 0.008
3Q2015 2DBP-03 SITE 3 - HEINZ (#11) 0.029 0.008
3Q2015 2DBP-04 SITE 4 -SRCI (#19) 0.042 0.017
 
2Q2015 Apr 15, 2015 2DBP-01 SITE 1- WWTP 0.052 0.044 0.022 0.018
2Q2015 Apr 15, 2015 2DBP-02 SITE 2 - MOTEL 6 (#10) 0.039 0.030 0.016 0.010
2Q2015 Apr 15, 2015 2DBP-03 SITE 3 - HEINZ (#11) 0.039 0.030 0.013 0.011
2Q2015 Apr 15, 2015 2DBP-04 SITE 4 -SRCI (#19) 0.051 0.043 0.021 0.018
 
1Q2015 Jan 21, 2015 2DBP-01 SITE 1- WWTP 0.057 0.046 0.029 0.018
1Q2015 Jan 21, 2015 2DBP-02 SITE 2 - MOTEL 6 (#10) 0.043 0.035 0.020 0.015
1Q2015 Jan 21, 2015 2DBP-03 SITE 3 - HEINZ (#11) 0.042 0.036 0.017 0.012
1Q2015 Jan 21, 2015 2DBP-04 SITE 4 -SRCI (#19) 0.057 0.048 0.027 0.017
 
4Q2014 Oct 28, 2014 2DBP-01 SITE 1- WWTP 0.058 0.064 0.032 0.034
4Q2014 Oct 28, 2014 2DBP-02 SITE 2 - MOTEL 6 (#10) 0.044 0.045 0.023 0.022
4Q2014 Oct 28, 2014 2DBP-03 SITE 3 - HEINZ (#11) 0.041 0.043 0.020 0.019
4Q2014 Oct 28, 2014 2DBP-04 SITE 4 -SRCI (#19) 0.059 0.062 0.030 0.033
 
3Q2014 Jul 24, 2014 2DBP-01 SITE 1- WWTP 0.061 0.065 0.029 0.035
3Q2014 Jul 24, 2014 2DBP-02 SITE 2 - MOTEL 6 (#10) 0.051 0.054 0.027 0.030
3Q2014 Jul 24, 2014 2DBP-03 SITE 3 - HEINZ (#11) 0.043 0.052 0.022 0.025
3Q2014 Jul 24, 2014 2DBP-04 SITE 4 -SRCI (#19) 0.060 0.066 0.030 0.032
 
2Q2014 Jun 02, 2014 2DBP-01 SITE 1- WWTP 0.042 0.058 0.019 0.031
2Q2014 Jun 02, 2014 2DBP-02 SITE 2 - MOTEL 6 (#10) 0.034 0.047 0.018 0.027
2Q2014 Jun 02, 2014 2DBP-03 SITE 3 - HEINZ (#11) 0.025 0.038 0.015 0.023
2Q2014 Jun 02, 2014 2DBP-04 SITE 4 -SRCI (#19) 0.041 0.058 0.021 0.032
 
1Q2014 Jan 22, 2014 2DBP-01 SITE 1- WWTP 0.025 0.008
1Q2014 Jan 22, 2014 2DBP-02 SITE 2 - MOTEL 6 (#10) 0.021 0.009
1Q2014 Jan 22, 2014 2DBP-03 SITE 3 - HEINZ (#11) 0.013 0.007
1Q2014 Jan 22, 2014 2DBP-04 SITE 4 -SRCI (#19) 0.023 0.011
 
4Q2013 Oct 22, 2013 2DBP-01 SITE 1- WWTP 0.017 0.004
4Q2013 Oct 22, 2013 2DBP-02 SITE 2 - MOTEL 6 (#10) 0.015 0.006
4Q2013 Oct 22, 2013 2DBP-03 SITE 3 - HEINZ (#11) 0.008 0.004
4Q2013 Oct 22, 2013 2DBP-04 SITE 4 -SRCI (#19) 0.014 0.006
 



For further information on this public water system, click on the area of interest below:
System Info :: Report for Lenders :: Alerts :: Violations :: Compliance & Enforcement :: Contacts & Advisories :: Site Visits :: Public Notice
Coliform Summary :: Coliform Results :: Sampling Schedule for Coliform :: Groundwater/GWUDI Source Details :: Plan Review :: Annual Fee
Chemical Group Summary :: Latest Chemical Results :: Entry Point Detects :: Single Analyte Results 
Chemical Schedule Summary :: Chemical Schedule Details
Lead & Copper :: Corrosion Control (LCR) :: Nitrate :: Arsenic :: Radionuclides :: GWR 4-Log :: LT2 :: Cyanotoxins
DBPs :: TOC & Alkalinity :: DBP Sample Sites :: FANLs :: MRDL :: Turbidity :: SWTR :: RAA :: LRAA For SDWIS: 3898