The RDOS has entered into an agreement with the Osoyoos Indian Band (OIB) and Senkulmen Utilities Ltd. (SUL) for the provision of sewage treatment to the Gallagher Lake community area. Presently RDOS owns and operates a sanitary collection system along Gallagher Lake Frontage Road and provides service to the Deer Park Estates development. In the future the RDOS anticipates that the properties along the Frontage Road will connect and the collection system will expand to Iceton Place and the east side o Highway 97.

As of 2014 there is 1 service connection to Deer Park that services 67 units.

Service Area Bylaw No. 2645.2014