F0/100
UPPER KULA — Water Quality Report 2026
Serving 7,686 people · Hawaii
Water Source
Surface Water
County
—
System ID
HI0000215
Violations
92
Contaminant Test Results
2 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Copper (90th percentile) | 1.40 mg/L | 1.30 mg/L | Over Limit |
Lead (90th percentile) | 0.002 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2011.
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
Frequently Asked Questions About UPPER KULA
Is UPPER KULA water safe to drink?
UPPER KULA water receives a grade of F (0/100), which is considered failing. 1 contaminant(s) exceed EPA legal limits and 92 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has UPPER KULA detected?
35 contaminants were tested in UPPER KULA's water. Notable contaminants include Copper (90th percentile), Lead (90th percentile). 1 exceed EPA legal limits (MCLs). 2 exceed EPA health goals (MCLGs).
Does UPPER KULA have any EPA violations?
Yes, UPPER KULA has 92 EPA violation(s) on record, with the most recent in 2011. Violation types include MCL, MR, TT. 79 are health-based violations.
How many people does UPPER KULA serve?
UPPER KULA serves approximately 7,686 people, Hawaii. The system provides water to 1 community: Kula.
What type of water does UPPER KULA provide?
UPPER KULA sources its water from surface water. Surface water comes from rivers, lakes, or reservoirs and typically requires more extensive treatment. The utility's system ID is HI0000215.
How does UPPER KULA compare to other utilities in Hawaii?
UPPER KULA scores 0/100 with a grade of F (failing). This score suggests significant water quality concerns relative to other utilities. Visit our Hawaii state page for a full comparison of water systems.