Basin Plan Amendment - Technical Documentation

Post Adoption Correspondence (posted Aug 6, 2013)

• Comments on the Santa Clarita Valley Sanitation District Draft Chloride Compliance Facilities Plan and Environmental Impact Report

To-Reconsider the Upper Santa Clara River Chloride TMDL and Consider Site Specific Objectives for Chloride (posted Dec 3, 2008)

• Notices of Availability of Revised Documents and Responses to Comments and Location Change
• Revised Tentative Resolution
• Revised Tentative Basin Plan Amendment - SSOs
• Revised Tentative Basin Plan Amendment - TMDL
• Revised Draft Staff Report
• Responses to Comments
  
  

To-Reconsider the Upper Santa Clara River Chloride TMDL and Consider Site Specific Objectives for Chloride (posted September 30, 2008)

• Notice of Hearing
• Notice of Filing
• Tentative Resolution
• Tentative Basin Plan Amendment - SSOs
• Tentative Basin Plan Amendment - TMDL
• Tentative Basin Plan Amendment - TMDL (track changes)
• Draft Staff Report
• Draft Substitute Environmental Documents (SED)
• Response to Comments to Date
  
  
• Additional Documents: (posted Oct 6, 2008)

  IMPORTANT: Some of the files below are large in size (as indicated), please be patience when downloading the files.

  • Appendix I: Groundwater and Surface Water Interaction (GSWI) Study for the Upper Santa Clara River Chloride TMDL - Staff Report
  • Task 2B-1: Numerical Model Development and Scenario Results East and Piru Subbasins
  • Content, Acronyms, Section 1.0 Introduction through Section 2.0 Computer Code Description
  • Section 3.0 Numerical Model Construction
    • including Figures 3.1 through 3.25 (34 MB) and Figures 3.26 through 3.52 (18.5 MB)
  • Section 4.0 Model Calibration Process and Results (16 MB)
  • Section 5.0 Model Application through Section 6.0 Worked Cited, Appendix A Response to Comments (28 MB)
  • Supplement to Task 2B-1: Numerical Model Development and Scenario Results, East and Piru Subbasins, Upper Santa Clara River Chloride TMDL Collaborative Process
  • Draft Task 2B-2 Report: Assessment of Alternatives for Compliance Options Using the Groundwater/Surface Water Interaction Model (18 MB)
  • Task 7 and 8 Report Site Specific Objective and Antidegradataion Analysis (20 MB)
    
    
    

To-Reconsider the Upper Santa Clara River Chloride TMDL (posted July 21, 2007)

• July 29, 2008 , CEQA Scoping Meeting to Re-Consider the Upper Santa Clara River Chloride TMDL Implementation Plan and Revise Chloride Water Quality Objective.
  • Click here for the Notice of the CEQA Scoping Meeting (posted July 21, 2007)test
    
    
• Staff Contact:
  • Yanji Chu, 213 576-6681