No open health-based violations on EPA record in the last 10 years; latest legal-limit breach in the period starting January 2024.
Serves about 4,305 people (1,435 connections) with surface water bought from Klein PUD, Harris County WCID 132 and North Harris County Regional Water Autho.
From EPA's record for TX1010432. PurityMap is independent of Cypresswood Utility District.
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1 health-based violation in the last 10 years, from EPA's SDWIS compliance database.
| Period | Contaminant | Measured | Legal limit | EPA status |
|---|---|---|---|---|
| From January 2024 | Arsenic | 0.013 mg/L | 0.010 mg/L | Resolved |
EPA required this system to test for 30 unregulated and emerging contaminants, from March 2024 to February 2025.
| Contaminant | Result | Limit | Status | Sampled | Source |
|---|---|---|---|---|---|
| Lithium | 12.6 µg/L | 10 µg/L EPA health reference level (screening, not a legal limit)Screening level, not a legal limit | Above the referenced health-based guidance value | 2024-03-15 to 2024-12-06 | UCMR5 Analytical Results: CYPRESSWOOD UTILITY DISTRICT (TX1010432) |
| Perfluorohexanoic acid (PFHxA) | 3.6 ng/L | 400,000 ng/L Michigan EGLE state MCL (strictest US state) | Within a historical reference; current applicability unverified | 2024-03-15 to 2025-02-12 | UCMR5 Analytical Results: CYPRESSWOOD UTILITY DISTRICT (TX1010432) |
| Perfluorobutanoic acid (PFBA) | 9.1 ng/L | No federal or state limit; shown for transparency | Detected, no limit | 2024-03-15 to 2025-02-12 | UCMR5 Analytical Results: CYPRESSWOOD UTILITY DISTRICT (TX1010432) |
| Perfluoropentanoic acid (PFPeA) | 5.2 ng/L | No federal or state limit; shown for transparency | Detected, no limit | 2024-03-15 to 2025-02-12 | UCMR5 Analytical Results: CYPRESSWOOD UTILITY DISTRICT (TX1010432) |
| 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 | 2024-03-15 to 2025-02-12 | UCMR5 Analytical Results: CYPRESSWOOD UTILITY DISTRICT (TX1010432) |
| 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 | 2024-03-15 to 2025-02-12 | UCMR5 Analytical Results: CYPRESSWOOD UTILITY DISTRICT (TX1010432) |
| 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 | 2024-03-15 to 2025-02-12 | UCMR5 Analytical Results: CYPRESSWOOD UTILITY DISTRICT (TX1010432) |
| 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 | 2024-03-15 to 2025-02-12 | UCMR5 Analytical Results: CYPRESSWOOD UTILITY DISTRICT (TX1010432) |
| 4,8-Dioxa-3H-perfluorononanoic acid (ADONA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-03-15 to 2025-02-12 | UCMR5 Analytical Results: CYPRESSWOOD UTILITY DISTRICT (TX1010432) |
| 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 | 2024-03-15 to 2025-02-12 | UCMR5 Analytical Results: CYPRESSWOOD UTILITY DISTRICT (TX1010432) |
| Hexafluoropropylene oxide dimer acid (HFPO-DA) (GenX chemicals) | < 5 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2024-03-15 to 2025-02-12 | UCMR5 Analytical Results: CYPRESSWOOD UTILITY DISTRICT (TX1010432) |
| N-ethyl perfluorooctanesulfonamidoacetic acid (NEtFOSAA) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-03-15 to 2024-12-06 | UCMR5 Analytical Results: CYPRESSWOOD UTILITY DISTRICT (TX1010432) |
| N-methyl perfluorooctanesulfonamidoacetic acid (NMeFOSAA) | < 6 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-03-15 to 2024-12-06 | UCMR5 Analytical Results: CYPRESSWOOD UTILITY DISTRICT (TX1010432) |
| Nonafluoro-3,6-dioxaheptanoic acid (NFDHA) | < 20 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-03-15 to 2025-02-12 | UCMR5 Analytical Results: CYPRESSWOOD UTILITY DISTRICT (TX1010432) |
| Perfluoro (2-ethoxyethane) sulfonic acid (PFEESA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-03-15 to 2025-02-12 | UCMR5 Analytical Results: CYPRESSWOOD UTILITY DISTRICT (TX1010432) |
| Perfluoro-3-methoxypropanoic acid (PFMPA) | < 4 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-03-15 to 2025-02-12 | UCMR5 Analytical Results: CYPRESSWOOD UTILITY DISTRICT (TX1010432) |
| Perfluoro-4-methoxybutanoic acid (PFMBA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-03-15 to 2025-02-12 | UCMR5 Analytical Results: CYPRESSWOOD UTILITY DISTRICT (TX1010432) |
| 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 | 2024-03-15 to 2025-02-12 | UCMR5 Analytical Results: CYPRESSWOOD UTILITY DISTRICT (TX1010432) |
| Perfluorodecanoic acid (PFDA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-03-15 to 2025-02-12 | UCMR5 Analytical Results: CYPRESSWOOD UTILITY DISTRICT (TX1010432) |
| Perfluorododecanoic acid (PFDoA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-03-15 to 2025-02-12 | UCMR5 Analytical Results: CYPRESSWOOD UTILITY DISTRICT (TX1010432) |
| Perfluoroheptanesulfonic acid (PFHpS) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-03-15 to 2025-02-12 | UCMR5 Analytical Results: CYPRESSWOOD UTILITY DISTRICT (TX1010432) |
| Perfluoroheptanoic acid (PFHpA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-03-15 to 2025-02-12 | UCMR5 Analytical Results: CYPRESSWOOD UTILITY DISTRICT (TX1010432) |
| Perfluorohexanesulfonic acid (PFHxS) | < 3 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2024-03-15 to 2025-02-12 | UCMR5 Analytical Results: CYPRESSWOOD UTILITY DISTRICT (TX1010432) |
| Perfluorononanoic acid (PFNA) | < 4 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2024-03-15 to 2025-02-12 | UCMR5 Analytical Results: CYPRESSWOOD UTILITY DISTRICT (TX1010432) |
| Perfluorooctanesulfonic acid (PFOS) | < 4 ng/L | 4.0 ng/L federal MCL (2024) | Not detected above the reporting limit | 2024-03-15 to 2025-02-12 | UCMR5 Analytical Results: CYPRESSWOOD UTILITY DISTRICT (TX1010432) |
| Perfluorooctanoic acid (PFOA) | < 4 ng/L | 4.0 ng/L federal MCL (2024) | Not detected above the reporting limit | 2024-03-15 to 2025-02-12 | UCMR5 Analytical Results: CYPRESSWOOD UTILITY DISTRICT (TX1010432) |
| Perfluoropentanesulfonic acid (PFPeS) | < 4 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-03-15 to 2025-02-12 | UCMR5 Analytical Results: CYPRESSWOOD UTILITY DISTRICT (TX1010432) |
| Perfluorotetradecanoic acid (PFTA) | < 8 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-03-15 to 2024-12-06 | UCMR5 Analytical Results: CYPRESSWOOD UTILITY DISTRICT (TX1010432) |
| Perfluorotridecanoic acid (PFTrDA) | < 7 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-03-15 to 2024-12-06 | UCMR5 Analytical Results: CYPRESSWOOD UTILITY DISTRICT (TX1010432) |
| Perfluoroundecanoic acid (PFUnA) | < 2 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-03-15 to 2025-02-12 | UCMR5 Analytical Results: CYPRESSWOOD UTILITY DISTRICT (TX1010432) |
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 →Cypresswood Utility District's phone number on EPA record is 713-860-6400. Its mailing address is 3200 SOUTHWEST FWY STE 2600, HOUSTON, TX 77027-7537.
According to EPA's record, Cypresswood Utility District uses surface water bought from Klein PUD, Harris County WCID 132 and North Harris County Regional Water Autho.
EPA's record shows 1 health-based violation for Cypresswood Utility District in the 10 years to July 9, 2026. No open health-based violations on EPA record in the last 10 years. The latest legal-limit breach on record was in the period starting January 2024. The record comes from EPA's SDWIS compliance database.
Lead was not detected at the 90th percentile of tap samples in Cypresswood Utility District's latest lead and copper round, which ended in December 2025. The federal action level is 15 µg/L.
PurityMap has no verified website for Cypresswood Utility District. Its phone number on EPA record is 713-860-6400. Its mailing address on EPA record is 3200 SOUTHWEST FWY STE 2600, HOUSTON, TX 77027-7537. Your water bill lists the ways to contact your supplier and pay. PurityMap does not take payments.