OHA Drinking Water Services

PWS ID: 90595 ---- NESTUCCA VALLEY ELEMENTARY SCHOOL
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
1Q2023 Feb 09, 2023 2DBP-01 KITCHEN TAP 0.047 0.021 0.019 0.010
 
4Q2022 Dec 08, 2022 2DBP-01 KITCHEN TAP 0.076 0.066 0.046 0.024
 
3Q2022 Aug 10, 2022 2DBP-01 KITCHEN TAP 0.076 0.058 0.053 0.042
 
2Q2022 Apr 12, 2022 2DBP-01 KITCHEN TAP 0.112 0.110 0.076 0.065
 
1Q2022 Jan 19, 2022 2DBP-01 KITCHEN TAP 0.058 0.116 0.055 0.10993
 
4Q2021 2DBP-01 KITCHEN TAP
 
3Q2021 2DBP-01 KITCHEN TAP
 
2Q2021 2DBP-01 KITCHEN TAP
 
1Q2021 2DBP-01 KITCHEN TAP
 
4Q2020 2DBP-01 KITCHEN TAP
 
3Q2020 2DBP-01 KITCHEN TAP 0 0
 
2Q2020 2DBP-01 KITCHEN TAP 0.083 0.059
 
1Q2020 2DBP-01 KITCHEN TAP 0.0623 0.0443
 
4Q2019 Dec 18, 2019 2DBP-01 KITCHEN TAP 0.0623 0 0.0443 0
 


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