Collinsville, Texas Water Quality Report
Water quality data for 17 water systems serving 4,740 people.
Water Source
Detected Contaminants
No contaminant data available for this location.
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Compliance & Violations
Active Violations (141)
66
Sep 29, 2025
66
Sep 29, 2025
66
Sep 29, 2025
66
Sep 29, 2025
75
Sep 7, 2025
75
Sep 7, 2025
75
Aug 18, 2025
75
Aug 8, 2025
75
Aug 8, 2025
75
Aug 3, 2025
75
Jul 24, 2025
75
Jul 3, 2025
75
Jul 3, 2025
52
Jul 1, 2025
52
Jul 1, 2025
52
Jul 1, 2025
52
Jul 1, 2025
52
Jul 1, 2025
52
Jul 1, 2025
52
Jul 1, 2025
52
Jul 1, 2025
75
Jun 30, 2025
2A
Jun 7, 2025
2A
Jun 7, 2025
75
May 30, 2025
75
May 30, 2025
75
May 1, 2025
75
May 1, 2025
75
May 1, 2025
75
May 1, 2025
75
May 1, 2025
75
May 1, 2025
75
May 1, 2025
75
May 1, 2025
75
May 1, 2025
75
May 1, 2025
75
Apr 28, 2025
75
Apr 28, 2025
75
Apr 28, 2025
75
Apr 28, 2025
75
Apr 28, 2025
75
Apr 28, 2025
75
Apr 28, 2025
75
Apr 28, 2025
75
Apr 28, 2025
75
Apr 28, 2025
75
Apr 28, 2025
75
Apr 28, 2025
75
Apr 28, 2025
75
Apr 28, 2025
75
Apr 28, 2025
75
Apr 28, 2025
75
Apr 28, 2025
75
Apr 28, 2025
75
Apr 28, 2025
75
Apr 28, 2025
75
Apr 28, 2025
75
Apr 28, 2025
75
Apr 28, 2025
75
Apr 28, 2025
75
Apr 28, 2025
75
Apr 28, 2025
75
Apr 28, 2025
75
Apr 28, 2025
75
Apr 28, 2025
75
Apr 28, 2025
75
Apr 28, 2025
75
Apr 28, 2025
75
Apr 28, 2025
75
Apr 28, 2025
75
Apr 28, 2025
75
Apr 28, 2025
75
Apr 27, 2025
75
Apr 27, 2025
34
Apr 5, 2025
34
Apr 5, 2025
34
Apr 5, 2025
34
Apr 5, 2025
75
Apr 3, 2025
75
Apr 3, 2025
75
Mar 10, 2025
75
Mar 6, 2025
52
Jan 1, 2025
52
Jan 1, 2025
52
Jan 1, 2025
52
Jan 1, 2025
52
Jan 1, 2025
52
Jan 1, 2025
52
Jan 1, 2025
52
Jan 1, 2025
75
Dec 1, 2024
75
Dec 1, 2024
75
Dec 1, 2024
75
Dec 1, 2024
4G
Oct 17, 2024
4G
Oct 17, 2024
2E
Oct 17, 2024
2E
Oct 17, 2024
2E
Oct 17, 2024
4G
Oct 17, 2024
4G
Oct 17, 2024
2E
Oct 17, 2024
2E
Oct 17, 2024
4G
Oct 17, 2024
4G
Oct 17, 2024
4G
Oct 17, 2024
4G
Oct 17, 2024
4G
Oct 17, 2024
4G
Oct 17, 2024
2E
Oct 17, 2024
4G
Oct 17, 2024
2E
Oct 17, 2024
2E
Oct 17, 2024
2E
Oct 17, 2024
4G
Oct 17, 2024
4G
Oct 17, 2024
4G
Oct 17, 2024
2E
Oct 17, 2024
4G
Oct 17, 2024
2E
Oct 17, 2024
4G
Oct 17, 2024
4G
Oct 17, 2024
2E
Oct 17, 2024
2E
Oct 17, 2024
4G
Oct 17, 2024
2E
Oct 17, 2024
2E
Oct 17, 2024
2E
Oct 17, 2024
4G
Oct 17, 2024
2E
Oct 17, 2024
2E
Oct 17, 2024
2E
Oct 17, 2024
2E
Oct 17, 2024
2E
Oct 17, 2024
4G
Oct 17, 2024
4G
Oct 17, 2024
2E
Oct 17, 2024
4G
Oct 17, 2024
52
Oct 1, 2024
52
Oct 1, 2024
52
Oct 1, 2024
Resolved Violations (359)
3A
Sep 1, 2025 — Sep 30, 2025
75
Jul 3, 2025
75
Jul 3, 2025
75
Jul 3, 2025
75
Jul 3, 2025
+ 354 more resolved violations
Frequently Asked Questions
Is Collinsville tap water safe to drink?
Collinsville'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 Collinsville tap water?
0 contaminants have been detected in Collinsville's water supply across 17 water systems. See the full contaminant table above for details.
How can I improve my water quality in Collinsville?
Install a water filter rated for the specific contaminants found in Collinsville's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Collinsville have any water quality violations?
Yes, Collinsville currently has 659 active violations. See the violations section above for details.