Hermosa, South Dakota Water Quality Report
Water quality data for 3 water systems serving 568 people.
Water Source
Detected Contaminants
No contaminant data available for this location.
Get a Free Water Quality Consultation
Connect with a certified water treatment professional in Hermosa, South Dakota.
Get Water Quality Alerts
Be the first to know when water quality changes in Hermosa.
Compliance & Violations
Active Violations (9)
12
Feb 1, 2025
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Violation
Unknown
Resolved Violations (133)
3A
Apr 1, 2025 — Apr 30, 2025
3A
Apr 1, 2025 — Apr 30, 2025
3A
Sep 1, 2024 — Sep 30, 2024
3A
Sep 1, 2024 — Sep 30, 2024
03
Oct 1, 2021 — Dec 31, 2021
+ 128 more resolved violations
Frequently Asked Questions
Is Hermosa tap water safe to drink?
Hermosa'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 Hermosa tap water?
0 contaminants have been detected in Hermosa's water supply across 3 water systems. See the full contaminant table above for details.
How can I improve my water quality in Hermosa?
Install a water filter rated for the specific contaminants found in Hermosa's water. See our filter recommendations above. You can also request your utility's Consumer Confidence Report for the most current test results.
Does Hermosa have any water quality violations?
Yes, Hermosa currently has 9 active violations. See the violations section above for details.