Brooklyn, New York Water Quality Report
Water quality data for 27 water systems serving 3,399 people.
Water Source
Detected Contaminants
No contaminant data available for this location.
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Compliance & Violations
Active Violations (31)
72
Jul 1, 2025
72
Jul 1, 2025
72
Jul 1, 2025
71
Jul 1, 2025
71
Jul 1, 2025
45
Jun 5, 2025
45
Jun 5, 2025
45
Jun 5, 2025
75
Feb 13, 2025
2E
Oct 17, 2024
2E
Oct 17, 2024
2E
Oct 17, 2024
66
Oct 15, 2024
71
Jul 1, 2024
71
Jul 1, 2024
71
Jul 1, 2024
71
Jul 1, 2024
56
Jul 1, 2024
56
Jul 1, 2024
34
Apr 1, 2024
72
Jan 1, 2024
72
Jan 1, 2024
72
Oct 2, 2023
71
Jul 1, 2023
52
Jan 1, 2023
52
Oct 1, 2022
52
Oct 1, 2022
72
Oct 27, 2021
71
Jul 1, 2021
52
Oct 1, 2020
72
Nov 9, 2018
Resolved Violations (469)
19
Sep 1, 2025 — Sep 30, 2025
19
Aug 1, 2025 — Aug 31, 2025
3A
Jul 1, 2025 — Jul 31, 2025
3A
Jul 1, 2025 — Jul 31, 2025
19
Jul 1, 2025 — Jul 31, 2025
+ 464 more resolved violations
Frequently Asked Questions
Is Brooklyn tap water safe to drink?
Brooklyn's water meets all EPA maximum contaminant levels. However, 0 contaminants were detected at various levels. Some residents may prefer additional filtration for peace of mind.
What contaminants are in Brooklyn tap water?
0 contaminants have been detected in Brooklyn's water supply across 27 water systems. See the full contaminant table above for details.
How can I improve my water quality in Brooklyn?
Install a water filter rated for the specific contaminants found in Brooklyn's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Brooklyn have any water quality violations?
Yes, Brooklyn currently has 401 active violations. See the violations section above for details.