Public water system · HI0000235
ActiveKalae
At a glance
Kalae (PWSID HI0000235) is an active community water system in Maui County, Hawaii. It reports serving 360 people through 120 service connections. Its primary water source is purchased groundwater, and EPA lists it as owned by a local government. EPA's records list one violation for this system; it is not health-based, and the most recent began in January 2002.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
360
Service connections
120
Primary source
GWP
Purchased groundwater
System type
CWS
Community water system
System record
How does Kalae compare with other water systems in Maui County?
By EPA's size categories, Kalae is a very small system (500 people or fewer). Maui County has 39 active public water systems. Its population served is well below the county average of 4,338 people per system, and accounts for 0.2% of the 169,182 people reported by systems filed under the county. Across Hawaii, the 136 active systems average 11,181 people each. Nationally, the average active community water system reports serving 6,703 people, so Kalae is well below that figure.
What does “community water system” mean?
A community water system serves at least 15 connections used by year-round residents, or regularly serves at least 25 year-round residents. Homes, apartments and mobile-home parks are served by these. Hawaii has 119 active community water systems, 88% of the state's 136 active systems. Purchased groundwater means the system buys groundwater from another public water system rather than drawing its own. 14 Hawaii systems (10%) list purchased groundwater as their primary source.
Who owns and regulates Kalae?
EPA lists Kalae as owned by a local government. The HI state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 12 of the 39 active systems in Maui County (31%) are also owned by a local government.
Does Kalae have drinking water violations?
EPA's records list one violation for this system; it is not health-based, and the most recent began in January 2002. By type: 1 monitoring and reporting. The contaminant or rule involved is Asbestos. EPA lists 1 as resolved. Resolved means at least one resolving action is on record: the system returned to compliance, the rule no longer applies, or no further action was needed.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2002-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Asbestoscode 1094 | No | Resolved |
The one violation in EPA's records.Labels and codes come from EPA's SDWIS reference tables. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found. "Health-based" marks violations of a legal limit or required treatment.
Kalae: frequently asked questions
Who runs Kalae?
Kalae (PWSID HI0000235) is a community water system owned by a local government. It is regulated by the HI state drinking water program.
How many people does Kalae serve?
Kalae reports serving 360 people through 120 service connections in Maui County, Hawaii.
Where does Kalae get its water?
EPA SDWIS lists this system's primary water source as purchased groundwater. Purchased groundwater means the system buys groundwater from another public water system rather than drawing its own.
Does Kalae have any drinking water violations?
EPA's records list one violation for this system; it is not health-based, and the most recent began in January 2002. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found.
Is Kalae's water safe to drink?
AquaCensus shows EPA compliance records, not current water test results, so it cannot say whether the water is safe at a given moment. EPA's records list one violation for this system; it is not health-based, and the most recent began in January 2002. For current results, consult the system's annual water quality report, EPA ECHO, or the HI state drinking water program.
Where can I find Kalae's water quality report?
As a community water system, Kalae must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1 each year, covering the previous calendar year. The system can provide a copy on request.
Other water systems in Maui County
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About this data
Source: U.S. EPA Safe Drinking Water Information System (SDWIS) and SDWA violation records, via EPA ECHO, as published October 1, 2026 — AquaCensus refreshes it quarterly. See the methodology for how records are matched, cleaned and scored.
Cite as: AquaCensus, “Kalae, PWSID HI0000235, Hawaii”, https://aquacensus.com/water-systems/hawaii/kalae-hi0000235 (data as of October 1, 2026).