C40/100
Orofino Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 4,459 residents · Idaho
What's In Orofino's Tap Water?
1
Contaminants Tested
0
Exceed EPA Limits
1
Above EPA Goals
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.012 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2015.
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
OROFINO CITY OF
Population Served
2,459
Water Source
Surface Water
System ID
ID2180024
RIVERSIDE WATER AND SEWER DISTRICT
Population Served
2,000
Water Source
Surface Water
System ID
ID2180032
Frequently Asked Questions About Orofino Water
Is Orofino tap water safe to drink?
Orofino, Idaho tap water receives a grade of C (40/100), which is considered fair. 1 contaminant(s) exceed EPA maximum contaminant levels and 95 violation(s) are on record. Residents should consider using an NSF-certified water filter to reduce contaminant exposure.
What contaminants are in Orofino's water?
Of the 2 contaminants tested in Orofino's water supply, the most notable include Copper (90th percentile), Lead (90th percentile). 1 contaminant(s) exceed EPA legal limits (MCLs). 2 contaminant(s) exceed EPA health goals (MCLGs), which are non-enforceable targets set at levels with no known health risk.
Does Orofino have any water quality violations?
Yes, Orofino has 95 EPA violation(s) on record, with the most recent in 2024. Violation types include RPT, TT, MR. 89 of these are health-based violations, which are the most serious category.
Do I need a water filter in Orofino?
Based on EPA data, using a water filter in Orofino is recommended. 1 contaminant(s) exceed legal limits. An NSF-certified filter — such as a reverse osmosis or activated carbon system — can effectively reduce many common contaminants. Choose a filter certified to remove the specific contaminants found in your area.
Where does Orofino's tap water come from?
Orofino's drinking water is sourced from surface water and supplied by OROFINO CITY OF and 1 other water system(s). The system serves approximately 4,459 people. Surface water sources include rivers, lakes, and reservoirs.
How often is Orofino'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. Orofino'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 Orofino's water compare to other cities in Idaho?
Orofino's water quality score of 40/100 earns a grade of C, which is considered fair. This is a below-average score that indicates room for improvement. Visit our Idaho state page to see how all cities in the state compare.
What should I do if I'm concerned about Orofino's water quality?
If you have concerns about Orofino'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 (OROFINO CITY OF) 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.