PUBLIC NOTICE SOUTH ISLAND PUBLIC SERVICE DISTRICT PROPOSED RATE CHANGES There will be a public hearing on June 23, 2026 at 8:00 a.m. to be held at 2 Genesta Street, Hilton Head Island. In accordance with Act 1158 of the Acts & Joint Resolutions of the General Assembly of the State of South Carolina Regular Session of 1964, as amended, the Commission of the South Island Public Service District announces proposed changes to the water, sewer and reclaimed water rates expected to become effective July 1, 2026 as follows: WATER RATES Current Proposed Monthly Base Charges Rates Rates Single-family Residential $ 19.77 $ 22.14 Multi-family Residential Unit $ 19.77 $ 22.14 Commercial - Restaurant $ 59.36 $ 66.48 Hotel / Motel Room ¹ $ 12.32 $ 13.80 Irrigation (Separate Meter) $ 19.77 $ 22.14 Reclaimed Water $ 19.77 $ 22.14 Monthly Volumetric Charges per 1,000 gallons Residential and Irrigation Rates ² Tier 1 Rate (0 - 6,000) $ 1.76 $ 1.97 Tier 2 Rate (6,001 - 12,000) $ 3.99 $ 4.47 Tier 3 Rate (12,001 - 20,000) $ 5.59 $ 6.26 Tier 4 Rate (Above 20,000) $ 7.68 $ 8.61 Commercial - Restaurant Rate $ 3.99 $ 4.47 Reclaimed Water Rate $ 1.70 $ 1.91 SEWER RATES Monthly Base Charges Single-family Residential $ 19.44 $ 21.00 Multi-family Residential Unit $ 19.44 $ 21.00 Commercial - Restaurant $ 58.32 $ 62.99 Hotel / Motel Room ¹ $ 12.15 $ 13.12 Monthly Volumetric Charges per 1,000 gallons Standard Sewer Rate ², ³ $ 2.62 $ 2.83 Restaurant Sewer Rate $ 5.25 $ 5.67 1. Hotel / Motel accounts are billed based on the number of rooms. 2. Rates apply to single-family, multi-family, hotel/motel, and all non-restaurant commercial customer accounts 3. Single -family Residential accounts are charged the standard rate for the first 12,000 gallons of monthly metered water use only.