California Code of Regulations
Title 23 - Waters
Division 4 - Regional Water Quality Control Boards
Chapter 1 - Water Quality Control Plans, Policies, and Guidelines
Article 5 - Central Valley Region
Section 3944 - Site Specific PH and Turbidity Objectives for Deer Creek in el Dorado and Sacramento Counties
Regional Board Resolution No. R5-2002-0127, adopted on July 19 2002 by the Central Valley Regional Water Quality Control Board (CVRWQCB), amended Chapter 3, Water Quality Objectives by establishing the following site-specific pH and turbidity objectives for Deer Creek in El Dorado and Sacramento Counties:
The pH of the receiving water shall not be depressed below 6.5 nor raised above 8.5.
When the dilution ratio for discharges is less than 20:1 and where natural turbidity is less than 1 Nephelometric Turbidity Unit (NTU), discharges shall not cause the receiving water daily average turbidity to exceed 2 NTUs or daily maximum turbidity to exceed 5 NTUs. Where natural turbidity is between 1 and 5 NTUs, discharges shall not cause receiving water daily average turbidity to increase more than 1 NTU or daily maximum turbidity to exceed 5 NTUs. Where discharge dilution ratio is 20:1 or greater, or where natural turbidity is greater than 5 NTUs, the general turbidity objectives shall apply.
1. New section summarizing amendments to Water Quality Control Plan filed 8-14-2003; Water Quality Control Plan amendment adopted by the Central Valley Regional Water Quality Control Board 7-19-2002 per Resolution No. R5-2002-0127, approved by OAL and effective per Government Code section 11353 on 8-14-2003 (Register 2003, No. 33).
