Franklin, ID Tap Water Quality

The drinking water in Franklin, ID generally meets all federal health standards, earning a solid B grade with a composite safety score of 81/100 across 1 ZIP code. While the primary water utility, City of Preston, maintains adequate compliance with EPA regulations, there have been minor or administrative violations on record. Overall, residents receive safe tap water that is actively monitored by Idaho Department of Environmental Quality.

Over the past 5 years, Franklin has recorded 2 health-based violations. While occasional violations can occur due to seasonal changes or temporary infrastructure issues, City of Preston is legally required to resolve these quickly and notify the public via their annual Consumer Confidence Report. The city's water supply, primarily drawn from ground water, is treated to address these specific contaminants.

Additionally, lead exposure risk remains a critical issue for certain neighborhoods. EPA data indicates that 1 out of 1 ZIP codes in Franklin are rated as High or Very High risk for lead. This risk is often driven by aging homes with pre-1986 plumbing containing lead solder or service lines. Families in these areas should test their tap water and consider NSF/ANSI 53 certified filters.