Water utility · Thurston County · Washington

City of Tenino

No health-based violations on EPA record since 2016.

Serves about 3,336 people (756 connections) with groundwater from its own wells.

  • PWSID WA5387400
  • EPA registered name: Tenino City of
  • EPA record checked June 19, 2026
Contact

Contact City of Tenino

From EPA's record for WA5387400. PurityMap is independent of City of Tenino.

Mailing address
PO BOX 4019
TENINO, WA 98589
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EPA compliance record

What EPA's record shows

No health-based violations in the last 10 years, from EPA's SDWIS compliance database.

  • Lead: the 90th-percentile result in the latest lead and copper round (the round ending December 31, 2023) was 9 µg/L. The federal action level is 15 µg/L, a trigger for more treatment steps, not a legal limit.
  • Missed or late tests or reports: 2 in 10 years.
  • EPA lists 3 enforcement actions in 10 years; the latest on February 24, 2025.
Lab results EPA required (UCMR 5)

None of the contaminants were detected in EPA testing

EPA required this system to test for 30 unregulated and emerging contaminants, from March 2023 to September 2023.

Results as a table30 results with limit, status, sample date and source
EPA-required lab results (UCMR 5) for City of Tenino (PWSID WA5387400), Washington
ContaminantResultLimitStatusSampledSource
11-Chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (11Cl-PF3OUdS)< 5 ng/LNo federal or state limit; shown for transparencyNot detected above the reporting limit2023-03-21 to 2023-09-27UCMR5 Analytical Results: Tenino City of (WA5387400)
1H, 1H, 2H, 2H-perfluorodecane sulfonic acid (8:2 FTS)< 5 ng/LNo federal or state limit; shown for transparencyNot detected above the reporting limit2023-03-21 to 2023-09-27UCMR5 Analytical Results: Tenino City of (WA5387400)
1H, 1H, 2H, 2H-perfluorohexane sulfonic acid (4:2 FTS)< 3 ng/LNo federal or state limit; shown for transparencyNot detected above the reporting limit2023-03-21 to 2023-09-27UCMR5 Analytical Results: Tenino City of (WA5387400)
1H, 1H, 2H, 2H-perfluorooctane sulfonic acid (6:2 FTS)< 5 ng/LNo federal or state limit; shown for transparencyNot detected above the reporting limit2023-03-21 to 2023-09-27UCMR5 Analytical Results: Tenino City of (WA5387400)
4,8-Dioxa-3H-perfluorononanoic acid (ADONA)< 3 ng/LNo federal or state limit; shown for transparencyNot detected above the reporting limit2023-03-21 to 2023-09-27UCMR5 Analytical Results: Tenino City of (WA5387400)
9-Chlorohexadecafluoro-3-oxanone-1-sulfonic acid (9Cl-PF3ONS)< 2 ng/LNo federal or state limit; shown for transparencyNot detected above the reporting limit2023-03-21 to 2023-09-27UCMR5 Analytical Results: Tenino City of (WA5387400)
Hexafluoropropylene oxide dimer acid (HFPO-DA) (GenX chemicals)< 5 ng/L10 ng/L federal MCL (2024)Not detected above the reporting limit2023-03-21 to 2023-09-27UCMR5 Analytical Results: Tenino City of (WA5387400)
Lithium< 9 µg/L10 µg/L EPA health reference level (screening, not a legal limit)Screening level, not a legal limitNot detected above the reporting limit2023-03-21 to 2023-09-27UCMR5 Analytical Results: Tenino City of (WA5387400)
N-ethyl perfluorooctanesulfonamidoacetic acid (NEtFOSAA)< 5 ng/LNo federal or state limit; shown for transparencyNot detected above the reporting limit2023-03-21 to 2023-09-27UCMR5 Analytical Results: Tenino City of (WA5387400)
N-methyl perfluorooctanesulfonamidoacetic acid (NMeFOSAA)< 6 ng/LNo federal or state limit; shown for transparencyNot detected above the reporting limit2023-03-21 to 2023-09-27UCMR5 Analytical Results: Tenino City of (WA5387400)
Nonafluoro-3,6-dioxaheptanoic acid (NFDHA)< 20 ng/LNo federal or state limit; shown for transparencyNot detected above the reporting limit2023-03-21 to 2023-09-27UCMR5 Analytical Results: Tenino City of (WA5387400)
Perfluoro (2-ethoxyethane) sulfonic acid (PFEESA)< 3 ng/LNo federal or state limit; shown for transparencyNot detected above the reporting limit2023-03-21 to 2023-09-27UCMR5 Analytical Results: Tenino City of (WA5387400)
Perfluoro-3-methoxypropanoic acid (PFMPA)< 4 ng/LNo federal or state limit; shown for transparencyNot detected above the reporting limit2023-03-21 to 2023-09-27UCMR5 Analytical Results: Tenino City of (WA5387400)
Perfluoro-4-methoxybutanoic acid (PFMBA)< 3 ng/LNo federal or state limit; shown for transparencyNot detected above the reporting limit2023-03-21 to 2023-09-27UCMR5 Analytical Results: Tenino City of (WA5387400)
Perfluorobutanesulfonic acid (PFBS)< 3 ng/L2,000 ng/L EPA health advisory (screening, not a legal limit)Screening level, not a legal limitNot detected above the reporting limit2023-03-21 to 2023-09-27UCMR5 Analytical Results: Tenino City of (WA5387400)
Perfluorobutanoic acid (PFBA)< 5 ng/LNo federal or state limit; shown for transparencyNot detected above the reporting limit2023-03-21 to 2023-09-27UCMR5 Analytical Results: Tenino City of (WA5387400)
Perfluorodecanoic acid (PFDA)< 3 ng/LNo federal or state limit; shown for transparencyNot detected above the reporting limit2023-03-21 to 2023-09-27UCMR5 Analytical Results: Tenino City of (WA5387400)
Perfluorododecanoic acid (PFDoA)< 3 ng/LNo federal or state limit; shown for transparencyNot detected above the reporting limit2023-03-21 to 2023-09-27UCMR5 Analytical Results: Tenino City of (WA5387400)
Perfluoroheptanesulfonic acid (PFHpS)< 3 ng/LNo federal or state limit; shown for transparencyNot detected above the reporting limit2023-03-21 to 2023-09-27UCMR5 Analytical Results: Tenino City of (WA5387400)
Perfluoroheptanoic acid (PFHpA)< 3 ng/LNo federal or state limit; shown for transparencyNot detected above the reporting limit2023-03-21 to 2023-09-27UCMR5 Analytical Results: Tenino City of (WA5387400)
Perfluorohexanesulfonic acid (PFHxS)< 3 ng/L10 ng/L federal MCL (2024)Not detected above the reporting limit2023-03-21 to 2023-09-27UCMR5 Analytical Results: Tenino City of (WA5387400)
Perfluorohexanoic acid (PFHxA)< 3 ng/L400,000 ng/L Michigan EGLE state MCL (strictest US state)Not detected above the reporting limit2023-03-21 to 2023-09-27UCMR5 Analytical Results: Tenino City of (WA5387400)
Perfluorononanoic acid (PFNA)< 4 ng/L10 ng/L federal MCL (2024)Not detected above the reporting limit2023-03-21 to 2023-09-27UCMR5 Analytical Results: Tenino City of (WA5387400)
Perfluorooctanesulfonic acid (PFOS)< 4 ng/L4.0 ng/L federal MCL (2024)Not detected above the reporting limit2023-03-21 to 2023-09-27UCMR5 Analytical Results: Tenino City of (WA5387400)
Perfluorooctanoic acid (PFOA)< 4 ng/L4.0 ng/L federal MCL (2024)Not detected above the reporting limit2023-03-21 to 2023-09-27UCMR5 Analytical Results: Tenino City of (WA5387400)
Perfluoropentanesulfonic acid (PFPeS)< 4 ng/LNo federal or state limit; shown for transparencyNot detected above the reporting limit2023-03-21 to 2023-09-27UCMR5 Analytical Results: Tenino City of (WA5387400)
Perfluoropentanoic acid (PFPeA)< 3 ng/LNo federal or state limit; shown for transparencyNot detected above the reporting limit2023-03-21 to 2023-09-27UCMR5 Analytical Results: Tenino City of (WA5387400)
Perfluorotetradecanoic acid (PFTA)< 8 ng/LNo federal or state limit; shown for transparencyNot detected above the reporting limit2023-03-21 to 2023-09-27UCMR5 Analytical Results: Tenino City of (WA5387400)
Perfluorotridecanoic acid (PFTrDA)< 7 ng/LNo federal or state limit; shown for transparencyNot detected above the reporting limit2023-03-21 to 2023-09-27UCMR5 Analytical Results: Tenino City of (WA5387400)
Perfluoroundecanoic acid (PFUnA)< 2 ng/LNo federal or state limit; shown for transparencyNot detected above the reporting limit2023-03-21 to 2023-09-27UCMR5 Analytical Results: Tenino City of (WA5387400)
Not detected (30)
  • 11-Chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (11Cl-PF3OUdS)
  • 1H, 1H, 2H, 2H-perfluorohexane sulfonic acid (4:2 FTS)
  • 1H, 1H, 2H, 2H-perfluorooctane sulfonic acid (6:2 FTS)
  • 1H, 1H, 2H, 2H-perfluorodecane sulfonic acid (8:2 FTS)
  • 9-Chlorohexadecafluoro-3-oxanone-1-sulfonic acid (9Cl-PF3ONS)
  • 4,8-Dioxa-3H-perfluorononanoic acid (ADONA)
  • Hexafluoropropylene oxide dimer acid (HFPO-DA) (GenX chemicals)
  • N-ethyl perfluorooctanesulfonamidoacetic acid (NEtFOSAA)
  • Nonafluoro-3,6-dioxaheptanoic acid (NFDHA)
  • N-methyl perfluorooctanesulfonamidoacetic acid (NMeFOSAA)
  • Perfluorobutanoic acid (PFBA)
  • Perfluorobutanesulfonic acid (PFBS)
  • Perfluorodecanoic acid (PFDA)
  • Perfluorododecanoic acid (PFDoA)
  • Perfluoro (2-ethoxyethane) sulfonic acid (PFEESA)
  • Perfluoroheptanoic acid (PFHpA)
  • Perfluoroheptanesulfonic acid (PFHpS)
  • Perfluorohexanoic acid (PFHxA)
  • Perfluorohexanesulfonic acid (PFHxS)
  • Perfluoro-4-methoxybutanoic acid (PFMBA)
  • Perfluoro-3-methoxypropanoic acid (PFMPA)
  • Perfluorononanoic acid (PFNA)
  • Perfluorooctanoic acid (PFOA)
  • Perfluorooctanesulfonic acid (PFOS)
  • Perfluoropentanoic acid (PFPeA)
  • Perfluoropentanesulfonic acid (PFPeS)
  • Perfluorotetradecanoic acid (PFTA)
  • Perfluorotridecanoic acid (PFTrDA)
  • Perfluoroundecanoic acid (PFUnA)
  • Lithium
Commercial · test your own tap

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Screening tells you if something is worth a closer look; a lab result is the number you can act on.

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  • Screening: quick check, not lab-grade

    Safe Home DIY Lead in Drinking Water Combo Test Kit

    Safe Home (EnviroTestKits)

    Lead, read as one of three ranges: 0–4, 5–15 or 15+ ppb

    Turnaround: 5 minutes

    What it can't tell you: It shows a lead range, not an exact level, and tests nothing else unless you pay extra for the optional lab test.

Questions

About City of Tenino

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Where does City of Tenino get its water?

According to EPA's record, City of Tenino uses groundwater from its own wells.

Does City of Tenino have any EPA violations?

No health-based violations on EPA record since 2016. EPA also lists 2 missed or late tests or reports in 10 years. The record comes from EPA's SDWIS compliance database.

What is City of Tenino's latest lead result?

The 90th-percentile lead result in City of Tenino's latest lead and copper round, which ended in December 2023, was 9 µg/L, below the federal action level of 15 µg/L.

Who do I contact about my City of Tenino water bill?

PurityMap has no verified website for City of Tenino. Its mailing address on EPA record is PO BOX 4019, TENINO, WA 98589. Your water bill lists the ways to contact your supplier and pay. PurityMap does not take payments.