No health-based violations on EPA record since 2016.
Serves about 4,228 people (2,377 connections) with groundwater from its own wells, and buys water from Consolidated Irrig Dist 19 System 1.
From EPA's record for WA5389250. PurityMap is independent of Trentwood Irrigation District 3.
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No health-based violations in the last 10 years, from EPA's SDWIS compliance database.
EPA required this system to test for 30 unregulated and emerging contaminants, from June 2023 to March 2024.
| Contaminant | Result | Limit | Status | Sampled | Source |
|---|---|---|---|---|---|
| Perfluorooctanesulfonic acid (PFOS) | 12 ng/L | 4.0 ng/L federal MCL (2024) | Above a historical reference; current applicability unverified | 2023-06-26 to 2024-03-06 | UCMR5 Analytical Results: TRENTWOOD IRRIGATION DISTRICT 3 (WA5389250) |
| Perfluorooctanoic acid (PFOA) | 5.1 ng/L | 4.0 ng/L federal MCL (2024) | Above a historical reference; current applicability unverified | 2023-06-26 to 2024-03-06 | UCMR5 Analytical Results: TRENTWOOD IRRIGATION DISTRICT 3 (WA5389250) |
| Perfluorobutanesulfonic acid (PFBS) | 4.9 ng/L | 2,000 ng/L EPA health advisory (screening, not a legal limit)Screening level, not a legal limit | Within the referenced health-based guidance value | 2023-06-26 to 2024-03-06 | UCMR5 Analytical Results: TRENTWOOD IRRIGATION DISTRICT 3 (WA5389250) |
| Perfluorohexanoic acid (PFHxA) | 4 ng/L | 400,000 ng/L Michigan EGLE state MCL (strictest US state) | Within a historical reference; current applicability unverified | 2023-06-26 to 2024-03-06 | UCMR5 Analytical Results: TRENTWOOD IRRIGATION DISTRICT 3 (WA5389250) |
| Perfluoropentanoic acid (PFPeA) | 3.9 ng/L | No federal or state limit; shown for transparency | Detected, no limit | 2023-06-26 to 2024-03-06 | UCMR5 Analytical Results: TRENTWOOD IRRIGATION DISTRICT 3 (WA5389250) |
| 11-Chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (11Cl-PF3OUdS) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-06-26 to 2024-03-06 | UCMR5 Analytical Results: TRENTWOOD IRRIGATION DISTRICT 3 (WA5389250) |
| 1H, 1H, 2H, 2H-perfluorodecane sulfonic acid (8:2 FTS) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-06-26 to 2024-03-06 | UCMR5 Analytical Results: TRENTWOOD IRRIGATION DISTRICT 3 (WA5389250) |
| 1H, 1H, 2H, 2H-perfluorohexane sulfonic acid (4:2 FTS) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-06-26 to 2024-03-06 | UCMR5 Analytical Results: TRENTWOOD IRRIGATION DISTRICT 3 (WA5389250) |
| 1H, 1H, 2H, 2H-perfluorooctane sulfonic acid (6:2 FTS) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-06-26 to 2024-03-06 | UCMR5 Analytical Results: TRENTWOOD IRRIGATION DISTRICT 3 (WA5389250) |
| 4,8-Dioxa-3H-perfluorononanoic acid (ADONA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-06-26 to 2024-03-06 | UCMR5 Analytical Results: TRENTWOOD IRRIGATION DISTRICT 3 (WA5389250) |
| 9-Chlorohexadecafluoro-3-oxanone-1-sulfonic acid (9Cl-PF3ONS) | < 2 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-06-26 to 2024-03-06 | UCMR5 Analytical Results: TRENTWOOD IRRIGATION DISTRICT 3 (WA5389250) |
| Hexafluoropropylene oxide dimer acid (HFPO-DA) (GenX chemicals) | < 5 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2023-06-26 to 2024-03-06 | UCMR5 Analytical Results: TRENTWOOD IRRIGATION DISTRICT 3 (WA5389250) |
| Lithium | < 9 µg/L | 10 µg/L EPA health reference level (screening, not a legal limit)Screening level, not a legal limit | Not detected above the reporting limit | 2023-06-26 to 2023-12-20 | UCMR5 Analytical Results: TRENTWOOD IRRIGATION DISTRICT 3 (WA5389250) |
| N-ethyl perfluorooctanesulfonamidoacetic acid (NEtFOSAA) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-06-26 to 2023-12-20 | UCMR5 Analytical Results: TRENTWOOD IRRIGATION DISTRICT 3 (WA5389250) |
| N-methyl perfluorooctanesulfonamidoacetic acid (NMeFOSAA) | < 6 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-06-26 to 2023-12-20 | UCMR5 Analytical Results: TRENTWOOD IRRIGATION DISTRICT 3 (WA5389250) |
| Nonafluoro-3,6-dioxaheptanoic acid (NFDHA) | < 20 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-06-26 to 2024-03-06 | UCMR5 Analytical Results: TRENTWOOD IRRIGATION DISTRICT 3 (WA5389250) |
| Perfluoro (2-ethoxyethane) sulfonic acid (PFEESA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-06-26 to 2024-03-06 | UCMR5 Analytical Results: TRENTWOOD IRRIGATION DISTRICT 3 (WA5389250) |
| Perfluoro-3-methoxypropanoic acid (PFMPA) | < 4 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-06-26 to 2024-03-06 | UCMR5 Analytical Results: TRENTWOOD IRRIGATION DISTRICT 3 (WA5389250) |
| Perfluoro-4-methoxybutanoic acid (PFMBA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-06-26 to 2024-03-06 | UCMR5 Analytical Results: TRENTWOOD IRRIGATION DISTRICT 3 (WA5389250) |
| Perfluorobutanoic acid (PFBA) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-06-26 to 2024-03-06 | UCMR5 Analytical Results: TRENTWOOD IRRIGATION DISTRICT 3 (WA5389250) |
| Perfluorodecanoic acid (PFDA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-06-26 to 2024-03-06 | UCMR5 Analytical Results: TRENTWOOD IRRIGATION DISTRICT 3 (WA5389250) |
| Perfluorododecanoic acid (PFDoA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-06-26 to 2024-03-06 | UCMR5 Analytical Results: TRENTWOOD IRRIGATION DISTRICT 3 (WA5389250) |
| Perfluoroheptanesulfonic acid (PFHpS) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-06-26 to 2024-03-06 | UCMR5 Analytical Results: TRENTWOOD IRRIGATION DISTRICT 3 (WA5389250) |
| Perfluoroheptanoic acid (PFHpA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-06-26 to 2024-03-06 | UCMR5 Analytical Results: TRENTWOOD IRRIGATION DISTRICT 3 (WA5389250) |
| Perfluorohexanesulfonic acid (PFHxS) | < 3 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2023-06-26 to 2024-03-06 | UCMR5 Analytical Results: TRENTWOOD IRRIGATION DISTRICT 3 (WA5389250) |
| Perfluorononanoic acid (PFNA) | < 4 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2023-06-26 to 2024-03-06 | UCMR5 Analytical Results: TRENTWOOD IRRIGATION DISTRICT 3 (WA5389250) |
| Perfluoropentanesulfonic acid (PFPeS) | < 4 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-06-26 to 2024-03-06 | UCMR5 Analytical Results: TRENTWOOD IRRIGATION DISTRICT 3 (WA5389250) |
| Perfluorotetradecanoic acid (PFTA) | < 8 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-06-26 to 2023-12-20 | UCMR5 Analytical Results: TRENTWOOD IRRIGATION DISTRICT 3 (WA5389250) |
| Perfluorotridecanoic acid (PFTrDA) | < 7 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-06-26 to 2023-12-20 | UCMR5 Analytical Results: TRENTWOOD IRRIGATION DISTRICT 3 (WA5389250) |
| Perfluoroundecanoic acid (PFUnA) | < 2 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-06-26 to 2024-03-06 | UCMR5 Analytical Results: TRENTWOOD IRRIGATION DISTRICT 3 (WA5389250) |
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 (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.
Lab-certified results
ETR Laboratories
50+ substances, including lead, copper, arsenic, nitrate, hardness and coliform bacteria
Environmental Testing and Research Laboratories (ETR Labs), Leominster, MA · ISO/IEC 17025:2017, ANAB certificate AT-2638 · 2–4 business days after the lab receives it
What it can't tell you: It does not test PFAS, and not every result on the panel falls under the lab's accredited scope.
Get PurityMap updates about this water system.
Follow this water →According to EPA's record, Trentwood Irrigation District 3 uses groundwater from its own wells, and buys water from Consolidated Irrig Dist 19 System 1.
No health-based violations on EPA record since 2016. EPA also lists 3 missed or late tests or reports in 10 years. The record comes from EPA's SDWIS compliance database.
The 90th-percentile lead result in Trentwood Irrigation District 3's latest lead and copper round, which ended in December 2023, was 2.5 µg/L, below the federal action level of 15 µg/L.
PurityMap has no verified website for Trentwood Irrigation District 3. Its mailing address on EPA record is 4402 N SULLIVAN RD, SPOKANE, WA 99216. Your water bill lists the ways to contact your supplier and pay. PurityMap does not take payments.