A91/100
Jbpph Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 72,900 residents · Hawaii
What's In Jbpph's Tap Water?
73
Contaminants Tested
0
Exceed EPA Limits
1
Above EPA Goals
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
vanadium | 32.00 µg/L | — | Above Goal |
EPA Violation History
1
Violation (last 5yr)
1
Unresolved
0
Health-Related
TIER 3Unresolved
Violation related to Turbidity
When: November 29, 2021Rule: Ground Water RuleEnforcement: Informal — resolved cooperativelyVerify on EPA.gov
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
NCTAMS EASTPAC
Population Served
6,470
Water Source
Groundwater
System ID
HI0000357
JOINT BASE PEARL HARBOR-HICKAM
Population Served
65,230
Water Source
Groundwater
System ID
HI0000360
PACIFIC MISSILE RANGE FACILITY
Population Served
1,200
Water Source
Groundwater
System ID
HI0000430
Frequently Asked Questions About Jbpph Water
Is Jbpph tap water safe to drink?
Jbpph, Hawaii tap water receives a grade of A (91/100), which is considered excellent. Out of 73 contaminants tested, none exceed EPA maximum contaminant levels (MCLs) and 1 exceed health guidelines (MCLGs). While the water meets federal standards, some residents may still choose to use a filter for additional peace of mind.
What contaminants are in Jbpph's water?
Of the 73 contaminants tested in Jbpph's water supply, the most notable include vanadium. 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 Jbpph have any water quality violations?
Yes, Jbpph has 12 EPA violation(s) on record, with the most recent in 2021. Violation types include Other, MR, MCL. 3 of these are health-based violations, which are the most serious category.
Do I need a water filter in Jbpph?
Jbpph 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 Jbpph's tap water come from?
Jbpph's drinking water is sourced from groundwater and supplied by NCTAMS EASTPAC and 2 other water system(s). The system serves approximately 72,900 people. Groundwater is pumped from underground aquifers, which often provides natural filtration.
How often is Jbpph'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. Jbpph'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 Jbpph's water compare to other cities in Hawaii?
Jbpph's water quality score of 91/100 earns a grade of A, which is considered excellent. This places Jbpph among the better-performing water systems in Hawaii. Visit our Hawaii state page to see how all cities in the state compare.
What should I do if I'm concerned about Jbpph's water quality?
If you have concerns about Jbpph'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 (NCTAMS EASTPAC) 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.