OHA Drinking Water Services

PWS ID: 00540 ---- MONROE, 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
1Q2021 2DBP-01 575 S 5TH (TTHM) 0.108 0.048
1Q2021 2DBP-02 575 N 8TH (HAA5) 0.103 0.063
 
4Q2020 Dec 15, 2020 2DBP-01 575 S 5TH (TTHM) 0.097 0.102 0.052 0.051
4Q2020 Dec 15, 2020 2DBP-02 575 N 8TH (HAA5) 0.094 0.097 0.063 0.062
 
3Q2020 Sep 25, 2020 2DBP-01 575 S 5TH (TTHM) 0.097 0.109 0.048 0.049
3Q2020 Sep 25, 2020 2DBP-02 575 N 8TH (HAA5) 0.094 0.107 0.059 0.069
 
2Q2020 Jun 17, 2020 2DBP-01 575 S 5TH (TTHM) 0.097 0.093 0.049 0.045
2Q2020 Jun 17, 2020 2DBP-02 575 N 8TH (HAA5) 0.083 0.087 0.058 0.051
 
1Q2020 Feb 26, 2020 2DBP-01 575 S 5TH (TTHM) 0.089 0.085 0.028 0.0589
1Q2020 Feb 26, 2020 2DBP-02 575 N 8TH (HAA5) 0.037 0.0710 0.057 0.062
 
4Q2019 Nov 14, 2019 2DBP-01 575 S 5TH (TTHM) 0.086 0.094 0.045 0.045
4Q2019 Nov 14, 2019 2DBP-02 575 N 8TH (HAA5) 0.081 0.081 0.055 0.051
 
3Q2019 Sep 05, 2019 2DBP-01 575 S 5TH (TTHM) 0.081 0.098
3Q2019 Sep 05, 2019 2DBP-02 575 N 8TH (HAA5) 0.053 0.063
 
2Q2019 Jun 12, 2019 2DBP-01 575 S 5TH (TTHM) 0.066 0.068
2Q2019 Jun 12, 2019 2DBP-02 575 N 8TH (HAA5) 0.046 0.046
 
1Q2019 Feb 21, 2019 2DBP-01 575 S 5TH (TTHM) 0.054 0.059
1Q2019 Feb 21, 2019 2DBP-02 575 N 8TH (HAA5) 0.042 0.050
 
4Q2018 Dec 28, 2018 2DBP-01 575 S 5TH (TTHM) 0.045 0.057
4Q2018 Dec 28, 2018 2DBP-02 575 N 8TH (HAA5) 0.034 0.036
 
3Q2018 Aug 07, 2018 2DBP-01 575 S 5TH (TTHM) 0.035 0.047
3Q2018 Aug 07, 2018 2DBP-02 575 N 8TH (HAA5) 0.033 0.035
 
2Q2018 May 29, 2018 2DBP-01 575 S 5TH (TTHM) 0.027 0.025
2Q2018 May 29, 2018 2DBP-02 575 N 8TH (HAA5) 0.030 0.029
 
1Q2018 Feb 27, 2018 2DBP-01 575 S 5TH (TTHM) 0.027 0.021
1Q2018 Feb 27, 2018 2DBP-02 575 N 8TH (HAA5) 0.028 0.030
 
4Q2017 Nov 21, 2017 2DBP-01 575 S 5TH (TTHM) 0.028 0.029
4Q2017 Nov 21, 2017 2DBP-02 575 N 8TH (HAA5) 0.028 0.030
 
3Q2017 Aug 31, 2017 2DBP-01 575 S 5TH (TTHM) 0.039 0.033
3Q2017 Aug 31, 2017 2DBP-02 575 N 8TH (HAA5) 0.033 0.028
 
2Q2017 May 08, 2017 2DBP-01 575 S 5TH (TTHM) 0.038 0.036
2Q2017 May 08, 2017 2DBP-02 575 N 8TH (HAA5) 0.033 0.030
 
1Q2017 Feb 16, 2017 2DBP-01 575 S 5TH (TTHM) 0.033 0.034
1Q2017 Feb 16, 2017 2DBP-02 575 N 8TH (HAA5) 0.034 0.034
 
4Q2016 Nov 08, 2016 2DBP-01 575 S 5TH (TTHM) 0.037 0.045
4Q2016 Nov 08, 2016 2DBP-02 575 N 8TH (HAA5) 0.046 0.040
 
3Q2016 Aug 24, 2016 2DBP-01 575 S 5TH (TTHM) 0.030 0.030
3Q2016 Aug 24, 2016 2DBP-02 575 N 8TH (HAA5) 0.043 0.042
 
2Q2016 May 10, 2016 2DBP-01 575 S 5TH (TTHM) 0.041 0.023
2Q2016 May 10, 2016 2DBP-02 575 N 8TH (HAA5) 0.043 0.041
 
1Q2016 Feb 10, 2016 2DBP-01 575 S 5TH (TTHM) 0.057 0.046
1Q2016 Feb 10, 2016 2DBP-02 575 N 8TH (HAA5) 0.046 0.055
 
4Q2015 Nov 18, 2015 2DBP-01 575 S 5TH (TTHM) 0.065 0.059
4Q2015 Nov 18, 2015 2DBP-02 575 N 8TH (HAA5) 0.040 0.037
 
3Q2015 Aug 12, 2015 2DBP-01 575 S 5TH (TTHM) 0.076 0.077
3Q2015 Aug 12, 2015 2DBP-02 575 N 8TH (HAA5) 0.041 0.039
 
2Q2015 May 13, 2015 2DBP-01 575 S 5TH (TTHM) 0.055 0.074
2Q2015 May 13, 2015 2DBP-02 575 N 8TH (HAA5) 0.032 0.042
 
1Q2015 Feb 11, 2015 2DBP-01 575 S 5TH (TTHM) 0.037
1Q2015 Feb 11, 2015 2DBP-02 575 N 8TH (HAA5) 0.022
 
4Q2014 Nov 12, 2014 2DBP-01 575 S 5TH (TTHM) 0.020
4Q2014 Nov 12, 2014 2DBP-02 575 N 8TH (HAA5) 0.011
 



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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: 3364