F0/100
Riverdale Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 8,945 residents · Utah
What's In Riverdale's Tap Water?
34
Contaminants Tested
0
Exceed EPA Limits
1
Above EPA Goals
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | < 0.001 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2018.
Understanding violation severity
Tier 1Urgent health risk. Utility must notify all customers within 24 hours.Tier 2Important health or treatment issue. Customers notified within 30 days.Tier 3Administrative or monitoring issue. Reported in the annual water quality report.
Source: EPA Safe Drinking Water Information System (SDWIS) · Updated quarterly
Water Utility Details
RIVERDALE CITY WATER SYSTEM
Population Served
8,945
Water Source
Purchased Surface Water
System ID
UTAH29015
Frequently Asked Questions About Riverdale Water
Is Riverdale tap water safe to drink?
Riverdale, Utah tap water receives a grade of F (0/100), which is considered failing. 0 contaminant(s) exceed EPA maximum contaminant levels and 98 violation(s) are on record. Residents should consider using an NSF-certified water filter to reduce contaminant exposure.
What contaminants are in Riverdale's water?
Of the 34 contaminants tested in Riverdale's water supply, the most notable include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 contaminant(s) exceed EPA health goals (MCLGs), which are non-enforceable targets set at levels with no known health risk.
Does Riverdale have any water quality violations?
Yes, Riverdale has 98 EPA violation(s) on record, with the most recent in 2018. Violation types include MR, MON, Other. None of these are classified as health-based violations.
Do I need a water filter in Riverdale?
Riverdale water meets EPA standards, so a filter is not strictly necessary. However, some residents prefer the added security of a water filter. EPA health goals (MCLGs) are stricter than legal limits and are set at levels with zero expected health risk. 1 contaminant(s) exceed these stricter goals.
Where does Riverdale's tap water come from?
Riverdale's drinking water is sourced from purchased surface water and supplied by RIVERDALE CITY WATER SYSTEM. The system serves approximately 8,945 people. Surface water sources include rivers, lakes, and reservoirs.
How often is Riverdale's water tested?
Under the Safe Drinking Water Act (SDWA), water utilities are required to regularly test for over 90 contaminants. Testing frequency varies by contaminant — some are tested monthly, others quarterly or annually. Riverdale's water systems must report results to the EPA and publish an annual Consumer Confidence Report (CCR). The data on this page reflects the latest available EPA testing data.
How does Riverdale's water compare to other cities in Utah?
Riverdale's water quality score of 0/100 earns a grade of F, which is considered failing. This is a concerning score that suggests significant water quality issues. Visit our Utah state page to see how all cities in the state compare.
What should I do if I'm concerned about Riverdale's water quality?
If you have concerns about Riverdale's tap water, consider these steps: (1) Request your utility's annual Consumer Confidence Report for detailed local data. (2) Get your water independently tested through a state-certified laboratory. (3) Consider an NSF-certified water filter rated for the contaminants found in your area. (4) Contact your water utility (RIVERDALE CITY WATER SYSTEM) with specific questions. (5) Report water quality issues to your state drinking water program or the EPA Safe Drinking Water Hotline at 800-426-4791.