YOUR WASTEWATER RATES

Wastewater rates are regulated by the Hawaii Public Utilities Commission (PUC). All Hawaii American Water customers are charged rates approved by the PUC.

To determine rates, Hawaii American Water and PUC staffs study costs of construction, maintenance, operation, administration and financing. Once the studies are complete, the company and PUC present any differing conclusions before an administrative law judge. Based on the judge’s opinion, the PUC sets the wastewater rates.

Rates and billing frequency vary based on geographic area. In many areas, customers are billed on a flat-rate. Hawaii American Water serves the following Districts - the Hawaii Kai community on O'ahu and Mauna Lani and Waimea on Hawaii Island.

Tariff Schedules and Rates:

Hawaii-Kai wastewater service Tariffs and Rate Schedule
    - Hawaii-Kai 2024 Base Rates including Automatic Power Cost Adjustment Clause (APAC)

Kalahuipua`a Lagoon's wastewater service for the Mauna Lani resort Tariffs and Rate Schedule

Waimea wastewater service for Waimea and the Parker Ranch developments Tariffs and Rate Schedule


Service Area Maps:

Hawaii-Kai Service Area Maps


2021 Hawaii Kai General Rate Case Application:

Notice of Public Hearing

Application; Exhibits 1 through 14; Attachments; Verification; Docket No. 2021-0063 - https://dms.puc.hawaii.gov/dms/DocumentViewer?pid=A1001001A21H19B12611D03802

Attachment 1 to Application; Exhibits 1 through 14; Attachments; Verification; Docket No. 2021-0063 - https://dms.puc.hawaii.gov/dms/DocumentViewer?pid=A1001001A21H19B13256B03805

Attachment 2 to Application; Exhibits 1 through 14; Attachments; Verification; Docket No. 2021-0063 - https://dms.puc.hawaii.gov/dms/DocumentViewer?pid=A1001001A21H19B13407B03808

Attachment 3 to Application; Exhibits 1 through 14; Attachments; Verification; Docket No. 2021-0063 - https://dms.puc.hawaii.gov/dms/DocumentViewer?pid=A1001001A21H19B13610D03811

Attachment 4 to Application; Exhibits 1 through 14; Attachments; Verification; Docket No. 2021-0063 - https://dms.puc.hawaii.gov/dms/DocumentViewer?pid=A1001001A21H19B14614H03814

Attachment 5 to Application; Exhibits 1 through 14; Attachments; Verification; Docket No. 2021-0063 - https://dms.puc.hawaii.gov/dms/DocumentViewer?pid=A1001001A21H19B15019H03817

Attachment 6 to Application; Exhibits 1 through 14; Attachments; Verification; Docket No. 2021-0063 - https://dms.puc.hawaii.gov/dms/DocumentViewer?pid=A1001001A21H19B15743F03823

Attachment 7 to Application; Exhibits 1 through 14; Attachments; Verification; Docket No. 2021-0063 - https://dms.puc.hawaii.gov/dms/DocumentViewer?pid=A1001001A21H19B20947H03826

Attachment 8 to Application; Exhibits 1 through 14; Attachments; Verification; Docket No. 2021-0063 - https://dms.puc.hawaii.gov/dms/DocumentViewer?pid=A1001001A21H19B21556F03829

Attachment 9 to Application; Exhibits 1 through 14; Attachments; Verification; Docket No. 2021-0063 - https://dms.puc.hawaii.gov/dms/DocumentViewer?pid=A1001001A21H19B25031H03832

Attachment 10 to Application; Exhibits 1 through 14; Attachments; Verification; Docket No. 2021-0063 - https://dms.puc.hawaii.gov/dms/DocumentViewer?pid=A1001001A21H19B25859J03835

Attachment 11 to Application; Exhibits 1 through 14; Attachments; Verification; Docket No. 2021-0063 - https://dms.puc.hawaii.gov/dms/DocumentViewer?pid=A1001001A21H23A90637D00044

Attachment 12 to Application; Exhibits 1 through 14; Attachments; Verification; Docket No. 2021-0063 - https://dms.puc.hawaii.gov/dms/DocumentViewer?pid=A1001001A21H23A90843H00047

Attachment 13 to Application; Exhibits 1 through 14; Attachments; Verification; Docket No. 2021-0063 - https://dms.puc.hawaii.gov/dms/DocumentViewer?pid=A1001001A21H23A93346C00064

Attachment 14 to Application; Exhibits 1 through 14; Attachments; Verification; Docket No. 2021-0063 - https://dms.puc.hawaii.gov/dms/DocumentViewer?pid=A1001001A21H23A93847I00067

Attachment 15 to Application; Exhibits 1 through 14; Attachments; Verification; Docket No. 2021-0063 - https://dms.puc.hawaii.gov/dms/DocumentViewer?pid=A1001001A21H23A94950B00079

Attachment 16 to Application; Exhibits 1 through 14; Attachments; Verification; Docket No. 2021-0063 - https://dms.puc.hawaii.gov/dms/DocumentViewer?pid=A1001001A21H23A95655C00082

Attachment 17 to Application; Exhibits 1 through 14; Attachments; Verification; Docket No. 2021-0063 - https://dms.puc.hawaii.gov/dms/DocumentViewer?pid=A1001001A21H23B04603B00087

Attachment 18 to Application; Exhibits 1 through 14; Attachments; Verification; Docket No. 2021-0063 - https://dms.puc.hawaii.gov/dms/DocumentViewer?pid=A1001001A21H23B04915E00090

Attachment 19 to Application; Exhibits 1 through 14; Attachments; Verification; Docket No. 2021-0063 - https://dms.puc.hawaii.gov/dms/DocumentViewer?pid=A1001001A21H23B10220A00096

Attachment 20 to Application; Exhibits 1 through 14; Attachments; Verification; Docket No. 2021-0063 - https://dms.puc.hawaii.gov/dms/DocumentViewer?pid=A1001001A21H23B12223I00104

Attachment 21 to Application; Exhibits 1 through 14; Attachments; Verification; Docket No. 2021-0063 - https://dms.puc.hawaii.gov/dms/DocumentViewer?pid=A1001001A21H23B13028H00112

Attachment 22 to Application; Exhibits 1 through 14; Attachments; Verification; Docket No. 2021-0063 - https://dms.puc.hawaii.gov/dms/DocumentViewer?pid=A1001001A21H23B14435H00115

Attachment 23 to Application; Exhibits 1 through 14; Attachments; Verification; Docket No. 2021-0063 - https://dms.puc.hawaii.gov/dms/DocumentViewer?pid=A1001001A21H23B15239J00118

Attachment 24 to Application; Exhibits 1 through 14; Attachments; Verification; Docket No. 2021-0063 - https://dms.puc.hawaii.gov/dms/DocumentViewer?pid=A1001001A21H23B15743I00121

Attachment 25 to Application; Exhibits 1 through 14; Attachments; Verification; Docket No. 2021-0063 - https://dms.puc.hawaii.gov/dms/DocumentViewer?pid=A1001001A21H23B20247A00127

Attachment 26 to Application; Exhibits 1 through 14; Attachments; Verification; Docket No. 2021-0063 - https://dms.puc.hawaii.gov/dms/DocumentViewer?pid=A1001001A21H23B20550D00135