Is Hayden, Colorado tap water safe?
2 water systems report serving Hayden. Your water depends on which one serves your address. Check your bill if unsure. This list is matched from the ZIP codes in this place, so it may include nearby systems.
B
Town of Hayden
Serves 3,982 people · Surface water · Full report →
No health-based violations in the last 5 years; 7 monitoring/reporting violations; PFAS tested (UCMR 5), none above federal limits; Lead 90th percentile below the action level (2025).
B
Hidden Springs Ranch
Serves 27 people · Groundwater · Full report →
No health-based violations in the last 5 years; 125 monitoring/reporting violations; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2024).