Pumper and Haulers

Pursuant to Section 11-62-50(b)(4), operations that haul wastewater and/or wastewater sludge, including grease haulers and cesspool pumpers must register with the State of Hawaii, Department of Health, Wastewater Branch. To become registered please follow the registration instructions below.

All registrations expire on November 15 of each even numbered number year. The registration application form will be updated a few months before the registration expiration. Operations may apply for renewal after the November 15 due date, but they will be subject to higher fees and may be subject to a lapse between valid registrations. See the application form for more details.

After obtaining your State of Hawaii, Department of Health, Wastewater Branch registration, in order to discharge the wastewater that has been pumped and hauled at a municipal wastewater treatment works, you will need to obtain a permit from the relevant county office:

Instructions for New, Renewing, or Modifying Registrations

Please use the following form to register as a pumper and hauler, renew a registration, perform a major or minor change to a registration, or just perform a change in ownership. Currently, the completed application form must be mailed to our Oahu office with the required fee. See the application form for more details

  • WWB 2025-2026 Registration Application Form for Wastewater and Wastewater Sludge Pumpers and Haulers | .pdf |

New Placard Design for Registered Wastewater/Sludge Pumper and Hauler Vehicles

In an effort to streamline our processes and reduce our processing times for pumper and hauler applications, we have re-designed our placards for registered wastewater/sludge pumper and hauler vehicles. The new placard design includes more information and a more robust method for regulators to check if a business and vehicle has been registered with the State of Hawaii. The old placard designs are still valid. Requests for the new design of placards for existing registrations is free of charge and can be requested by emailing your request, using the email address associated with your registration, to christopher.hakoda@doh.hawaii.gov.

example image of a wastewater/sludge pumper and hauler vehicle placard

List of Firms

The list below contains all registered wastewater/sludge pumper and hauler firms and is sorted by county. The list is updated regularly, so please check the revision date.

  • 10/21/2025 revision: Registered Pumper and Hauler Firm List (Expiration: 12-31-2026) | .pdf |

List of Vehicles by License Plate Number

The list below contains all registered wastewater/sludge pumper and hauler vehicles and is sorted by county. The list is updated regularly, so please check the revision date.

  • 10/21/2025 revision: Registered Pumper and Hauler Vehicle List (Expiration: 12-31-2026) | .pdf |

Recordkeeping and Forms

Pursuant to Section 11-62-62, Hawaii Administrative Rules, pumper and hauler firms are required to keep records that shall be made available upon request to any state, county, or federal wastewater agency regulating or managing wastewater. The following forms are provided to assist pumper and hauler firms with meeting these recordkeeping and reporting requirements.

  • Wastewater Sludge Pumping and Hauling Form (excel) | .xls |
  • Wastewater Sludge Pumping and Hauling Form (pdf) | .pdf |