Division of Wastewater Management

Mission Statement - To protect the public's health, safety, and the environment by developing and operating the County's wastewater infrastructure.

Program DescriptionBlue with white

  1. Wastewater Administration and Engineering Program - Administration manages the objectives of the Division and administers the sewer user charge system, including the monitoring of revenues and expenditures. It also receives, evaluates and responds to request for information and complaints. Engineering oversees and monitors the capital improvement (CIP) and capital rehabilitation (CRP) programs of the Division, reviews subdivision construction plans and non-residential building permit plans where municipal service is available.
  2. Wastewater Treatment Facilities Program - The Wastewater Treatment Facilities Program is responsible for the operation, maintenance and repair of all County wastewater collection, treatment and disposal facilities in order to provide a consistent and reliable level of performance necessary to protect health and the environment. Activities include preventive maintenance, treatment process control, wastewater effluent reuse, solids management, safety and training, laboratory monitoring for regulatory compliance.

Areas that are Operated by the County

The County owns and operates sewer in Waimea, Eleele, Hanapepe, Lihue, Hanamaulu, and along Kuhio Highway in the Wailua and Kapaa corridor. 

There are private systems (not operated by the County) in Puhi, Poipu, and Princeville. 


Contact Information

Department of Public Works
Wastewater Management Division
4444 Rice Street, Suite 500
Lihue, Hawaii 96766

email: pwww@kauai.gov
Tel : (808) 241-4082 or (808) 241-4216
Fax : (808) 241-6589

7:45 am - 12:00 noon
Closed for Lunch
1:00 pm - 4:15 pm


Pay Your Sewer Bill Online

Kauai public sewer accounts:
You can now pay your sewer bill online by credit card or e-check.

Sewer Bill

Credit card and e-check payments MUST be made online.
Cash and check payments are accepted by mail and at the County office as usual.

Cesspool and Septic Tank Information

The County of Kauai Wastewater Management Division


For information regarding Cesspools or Septic Tanks please contact the State Department of Health Kauai Branch 

3040 Umi Street
Lihue, Hawaii 96766 
(808) 241-3323