FAQs

Is it OK to dump used oil and grease into the sink drain?: No. These are the major causes of line blockages and sewer spills on our islands. These build up on the lines much like the cholesterol in the blood vessels in your body and become rock hard, slowly decreasing the flow area until a blockage is formed.

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Environmental Management-Wastewater Reclamation Division

1. Who do I contact about billing errors or questions?: Please contact the Wastewater Reclamation Division Administration office at 270-7417

2. How do I report a sewer spill?: Call the Wastewater Collections Department at 243-7465. Be prepared to give them the street name, nearest cross street and any nearby landmarks.

3. How can I find my sewer lateral?: Please contact the Wastewater Reclamation Division Administration office at 270-7417, or drop by our office at 2200 Main Street, Suite 610 between the hours of 7:30 am to 4:00 pm. Knowing your Tax Map Key (TMK) number when you call or visit will speed our response time.

4. My sewer line is backed up what should I do?: The most likely cause is a line blockage in your service line caused by grease, hair and other debris. Property owners are responsible for clearing these types of line blockages from the house to the mainline in the street, therefore you should contact a plumber to assist you. If you (or your plumbing contractor) suspect that there is a broken pipe in the line between the property line cleanout and the mainline or a blockage in the mainline, then you should contact the County Wastewater Collections Department at 243-7465.

5. Do I need a sewer cleanout at my property line?: Per the Maui County Code you are required to have a cleanout at your property line. If one does not exist the sewer field crews will not be able to perform an investigation or repair any lines experiencing spills or blockages.

6. How much wastewater does the County of Maui recycle?: The County of Maui recycles about 22% of the water it treats on an annual basis. This amounts to about 5 billion gallons per year.

7. How can I set up a tour of a treatment facility for my organization?: If your class or organization would like a tour of the Kihei, Lahaina, Kahului or Kaunakakai Treatment Facility please contact our Wastewater Reclamation Division Administration office at 270-7417 with some possible dates, the number of participants and the approximate age of the group.

8. Is it OK to dump used oil and grease into the sink drain?: No. These are the major causes of line blockages and sewer spills on our islands. These build up on the lines much like the cholesterol in the blood vessels in your body and become rock hard, slowly decreasing the flow area until a blockage is formed.