"Surface water" means all water open to the atmosphere and subject to surface runoff. For purposes of this chapter, water runoff originating from the lined walls and other man-made appurtenant structures of treated water distribution reservoirs, is excluded from the definition of surface water.
Cal. Code Regs. Tit. 22, § 64651.83
Note: Authority cited: Sections 208 and 4023.3, Health and Safety Code. Reference: Sections 4010, 4010.1, 4011, 4012, 4013, 4014, 4016, 4023.1, 4023.3, 4024, 4025, 4026.4 and 4031, Health and Safety Code.