Or. Admin. R. 333-031-0060
Condition of soil, groundwater level, drainage, and topography shall be considered in the design of the park and in the selection of the type and location of water supply and sewage disposal systems so that a health hazard is not created.
ORS 466.330
ORS 446.330, 446.340 & 446.345
HB 231, f. 12-22-69