Cal. Code Regs. tit. 22 § 64651.60

Current through Register 2024 Notice Reg. No. 44, November 1, 2024

Section 64651.60 - NTU (Nephelometric Turbidity Unit)

"Nephelometric Turbidity Unit (NTU)" means a measurement of the turbidity of water as determined by the methods in 40 Code of Federal Regulations, part 141.74(a)(1) (67 Fed. Reg. 65888 (October 29, 2002)), which is incorporated by reference.

Cal. Code Regs. Tit. 22, § 64651.60

1. New section filed 5-6-91; operative 6-5-91 (Register 91, No. 25).
2. Amendment of section and NOTE filed 12-13-2007; operative 1-12-2008 (Register 2007, No. 50).

Note: Authority cited: Sections 100275, 116375 and 131200, Health and Safety Code. Reference: Sections 116270, 116275, 116365, 116375, 116385, 116390, 116400, 116525, 116530, 116535, 116540, 116550, 116625 and 131051, Health and Safety Code.

1. New section filed 5-6-91; operative 6-5-91 (Register 91, No. 25).
2. Amendment of section and Note filed 12-13-2007; operative 1-12-2008 (Register 2007, No. 50).