No open EPA violations as of 2026-09-16.
EPA record checked 2026-10-06
From EPA's record for CO0107155. PurityMap is independent of City and County of Broomfield.
Every community water system publishes one each year. Your water bill or the utility's website links to it.
As listed in EPA's records. Your water bill names your supplier.
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31 results are on record. These 5 come first, closest to a legal limit first.
| Contaminant | Result | Limit | Status | Sampled | Source |
|---|---|---|---|---|---|
| Lead (90th percentile) | 2.5 µg/L | 15 µg/L federal action level | Below the listed reference | 2024–2024 monitoring period | Lead & Copper Rule 90th-percentile: BROOMFIELD CITY AND COUNTY OF (CO0107155) |
| 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 | 2023-07-11 to 2024-04-01 | UCMR5 Analytical Results: BROOMFIELD CITY AND COUNTY OF (CO0107155) |
| 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 | 2023-07-11 to 2024-04-01 | UCMR5 Analytical Results: BROOMFIELD CITY AND COUNTY OF (CO0107155) |
| 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 | 2023-07-11 to 2024-04-01 | UCMR5 Analytical Results: BROOMFIELD CITY AND COUNTY OF (CO0107155) |
| 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 | 2023-07-11 to 2024-04-01 | UCMR5 Analytical Results: BROOMFIELD CITY AND COUNTY OF (CO0107155) |
| 4,8-Dioxa-3H-perfluorononanoic acid (ADONA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-07-11 to 2024-04-01 | UCMR5 Analytical Results: BROOMFIELD CITY AND COUNTY OF (CO0107155) |
| 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 | 2023-07-11 to 2024-04-01 | UCMR5 Analytical Results: BROOMFIELD CITY AND COUNTY OF (CO0107155) |
| Hexafluoropropylene oxide dimer acid (HFPO-DA) (GenX chemicals) | < 5 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2023-07-11 to 2024-04-01 | UCMR5 Analytical Results: BROOMFIELD CITY AND COUNTY OF (CO0107155) |
| 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 | 2023-07-11 to 2024-04-01 | UCMR5 Analytical Results: BROOMFIELD CITY AND COUNTY OF (CO0107155) |
| N-ethyl perfluorooctanesulfonamidoacetic acid (NEtFOSAA) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-07-11 to 2024-04-01 | UCMR5 Analytical Results: BROOMFIELD CITY AND COUNTY OF (CO0107155) |
| N-methyl perfluorooctanesulfonamidoacetic acid (NMeFOSAA) | < 6 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-07-11 to 2024-04-01 | UCMR5 Analytical Results: BROOMFIELD CITY AND COUNTY OF (CO0107155) |
| Nonafluoro-3,6-dioxaheptanoic acid (NFDHA) | < 20 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-07-11 to 2024-04-01 | UCMR5 Analytical Results: BROOMFIELD CITY AND COUNTY OF (CO0107155) |
| Perfluoro (2-ethoxyethane) sulfonic acid (PFEESA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-07-11 to 2024-04-01 | UCMR5 Analytical Results: BROOMFIELD CITY AND COUNTY OF (CO0107155) |
| Perfluoro-3-methoxypropanoic acid (PFMPA) | < 4 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-07-11 to 2024-04-01 | UCMR5 Analytical Results: BROOMFIELD CITY AND COUNTY OF (CO0107155) |
| Perfluoro-4-methoxybutanoic acid (PFMBA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-07-11 to 2024-04-01 | UCMR5 Analytical Results: BROOMFIELD CITY AND COUNTY OF (CO0107155) |
| Perfluorobutanesulfonic acid (PFBS) | < 3 ng/L | 2,000 ng/L EPA health advisory (screening, not a legal limit)Screening level, not a legal limit | Not detected above the reporting limit | 2023-07-11 to 2024-04-01 | UCMR5 Analytical Results: BROOMFIELD CITY AND COUNTY OF (CO0107155) |
| Perfluorobutanoic acid (PFBA) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-07-11 to 2024-04-01 | UCMR5 Analytical Results: BROOMFIELD CITY AND COUNTY OF (CO0107155) |
| Perfluorodecanoic acid (PFDA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-07-11 to 2024-04-01 | UCMR5 Analytical Results: BROOMFIELD CITY AND COUNTY OF (CO0107155) |
| Perfluorododecanoic acid (PFDoA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-07-11 to 2024-04-01 | UCMR5 Analytical Results: BROOMFIELD CITY AND COUNTY OF (CO0107155) |
| Perfluoroheptanesulfonic acid (PFHpS) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-07-11 to 2024-04-01 | UCMR5 Analytical Results: BROOMFIELD CITY AND COUNTY OF (CO0107155) |
| Perfluoroheptanoic acid (PFHpA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-07-11 to 2024-04-01 | UCMR5 Analytical Results: BROOMFIELD CITY AND COUNTY OF (CO0107155) |
| Perfluorohexanesulfonic acid (PFHxS) | < 3 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2023-07-11 to 2024-04-01 | UCMR5 Analytical Results: BROOMFIELD CITY AND COUNTY OF (CO0107155) |
| Perfluorohexanoic acid (PFHxA) | < 3 ng/L | 400,000 ng/L Michigan EGLE state MCL (strictest US state) | Not detected above the reporting limit | 2023-07-11 to 2024-04-01 | UCMR5 Analytical Results: BROOMFIELD CITY AND COUNTY OF (CO0107155) |
| Perfluorononanoic acid (PFNA) | < 4 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2023-07-11 to 2024-04-01 | UCMR5 Analytical Results: BROOMFIELD CITY AND COUNTY OF (CO0107155) |
| Perfluorooctanesulfonic acid (PFOS) | < 4 ng/L | 4.0 ng/L federal MCL (2024) | Not detected above the reporting limit | 2023-07-11 to 2024-04-01 | UCMR5 Analytical Results: BROOMFIELD CITY AND COUNTY OF (CO0107155) |
| Perfluorooctanoic acid (PFOA) | < 4 ng/L | 4.0 ng/L federal MCL (2024) | Not detected above the reporting limit | 2023-07-11 to 2024-04-01 | UCMR5 Analytical Results: BROOMFIELD CITY AND COUNTY OF (CO0107155) |
| Perfluoropentanesulfonic acid (PFPeS) | < 4 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-07-11 to 2024-04-01 | UCMR5 Analytical Results: BROOMFIELD CITY AND COUNTY OF (CO0107155) |
| Perfluoropentanoic acid (PFPeA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-07-11 to 2024-04-01 | UCMR5 Analytical Results: BROOMFIELD CITY AND COUNTY OF (CO0107155) |
| Perfluorotetradecanoic acid (PFTA) | < 8 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-07-11 to 2024-04-01 | UCMR5 Analytical Results: BROOMFIELD CITY AND COUNTY OF (CO0107155) |
| Perfluorotridecanoic acid (PFTrDA) | < 7 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-07-11 to 2024-04-01 | UCMR5 Analytical Results: BROOMFIELD CITY AND COUNTY OF (CO0107155) |
| Perfluoroundecanoic acid (PFUnA) | < 2 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2023-07-11 to 2024-04-01 | UCMR5 Analytical Results: BROOMFIELD CITY AND COUNTY OF (CO0107155) |
2health-based violations in the last 10 years · none open as of 2026-09-16
From EPA SDWIS. Counted once per contaminant per year in the Track record subject score. A violation record is a compliance fact, not a health verdict.
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.
Tested your own tap? Read your results →
One email when a new sampling round is published or a result moves across its reference.
Follow this water →Its official website is broomfield.org, its phone number on EPA record is 303-464-5606 and its mailing address is 4395 W 144TH AVE, BROOMFIELD, CO 80023. These details come from the system's EPA record and a check of its website.
Bills, starting service and stopping service are handled by City and County of Broomfield on its official website, broomfield.org. PurityMap does not take payments.
EPA's records list City and County of Broomfield as serving Broomfield, Colorado. Your water bill names your supplier.
PurityMap's record for City and County of Broomfield holds results for 29 PFAS substances. None was detected, and none is above a federal legal limit. Each result links to its source in the city report.
No open EPA violations as of 2026-09-16: that is what EPA's record shows for City and County of Broomfield. The record comes from EPA's SDWIS compliance database.
City and County of Broomfield is on EPA record as drawing from surface water.
Start with the hot-or-cold tap check. Where City and County of Broomfield reported something related, it's shown below.
Lead at City and County of Broomfield: 2.5 µg/L (90th percentile, 2024 monitoring period). Lead has no taste, so a taste neither shows nor rules it out.