OHA Drinking Water Services
OR41
PWS ID: 91707 ---- PLEASANT VALLEY ELEM SD #55
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 Oct 14, 2024 2DBP-01 ROOM #1 SINK 0 0 0 0
3Q2024 Jul 02, 2024 2DBP-01 ROOM #1 SINK 0 0 0 0
2Q2024 Apr 08, 2024 2DBP-01 ROOM #1 SINK 0 0 0 0
1Q2024 Jan 08, 2024 2DBP-01 ROOM #1 SINK 0 0 0 0
4Q2023 Oct 09, 2023 2DBP-01 ROOM #1 SINK 0 0 0 0
3Q2023 Jul 25, 2023 2DBP-01 ROOM #1 SINK 0 0 0 0
2Q2023 Apr 10, 2023 2DBP-01 ROOM #1 SINK 0 0 0 0
1Q2023 Jan 09, 2023 2DBP-01 ROOM #1 SINK 0 0 0 0
4Q2022 Oct 10, 2022 2DBP-01 ROOM #1 SINK 0 0 0 0
3Q2022 Jul 11, 2022 2DBP-01 ROOM #1 SINK 0 0 0 0
2Q2022 Apr 11, 2022 2DBP-01 ROOM #1 SINK 0 0 0 0
1Q2022 Jan 10, 2022 2DBP-01 ROOM #1 SINK 0 0 0 0
4Q2021 Oct 11, 2021 2DBP-01 ROOM #1 SINK 0 0 0 0
3Q2021 Jul 12, 2021 2DBP-01 ROOM #1 SINK 0 0 0 0
2Q2021 Apr 02, 2021 2DBP-01 ROOM #1 SINK 0 0 0 0
1Q2021 Jan 19, 2021 2DBP-01 ROOM #1 SINK 0 0 0 0
4Q2020 Nov 17, 2020 2DBP-01 ROOM #1 SINK 0 0 0 0



More information for this water system: SDWIS ID 996
System Info  ::  Report for Lenders  ::  Alerts  ::  Violations  ::  Compliance & Enforcement  ::  Contacts & Advisories  ::  Site Visits  ::  Public Notice
Coliform Summary  ::  Coliform Results  ::  Coliform Schedules  ::  LT2  ::  GW/GWUDI Source Details  ::  Plan Review  ::  Annual Fee
Chemical Summary  ::  Chemical Results  ::  Chemical Schedules  ::  Chemical Schedule Summary  ::  Arsenic RAA  ::  Cyanotoxins  ::  PFAS
Lead & Copper  ::  DBP Sample Sites  ::  FANLs  ::  MRDL  ::  GWR 4-Log  ::  Turbidity  ::  SWTR  ::  LRAA  ::  DW Source Protection
New! Visit our new Drinking Water Source Protection page.
Information for all water systems:
Water System Inventory  ::  Water System Surveys  ::  Outstanding Performers  ::  Treatment Plant Inspections  ::  Treatment  ::  Plan Reviews
Alerts  ::  Violations  ::  Compliance & Enforcement  ::  Deficiencies  ::  System Scores  ::  Exceedances  ::  Public Notices  ::  Service Lines
Water Advisories  ::  Contact Reports  ::  Cyanotoxins  ::  PFAS  ::  Post-wildfire VOCs  ::  Fluoride  ::  Certification List  ::  DW Source Protection
Introduction  ::  Data Search Options  ::  Water System Search  ::  DWS Home  ::  DWS Rules
Need help? Email Drinking Water Services for assistance.Staff/Partner Login