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OCNSMP A multi-year plan to address selenium and nutrient issues in the Newport Bay watershed
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NSMP Library

This section contains all final NSMP work products and other information relevant to the NSMP. Check back often as new final work products will be added periodically.


NPDES Permit and NSMP Work Plan
  • Order No. R8-2004-0021 - the NPDES permit issued by the Santa Ana Regional Water Quality Control Board for the Newport Bay watershed
  • Order No. R8-2005-0079 was issued to regulate dewatering discharges from several road undercrossings in the City of Irvine
  • Order No. R8-2007-0041, which was subsequently amended by Order R8-2009-0045
  • Time Schedule Order (TSO) R8-2009-0069 extended the Order No. R8-2007-0041
  • Time Schedule Order (TSO) R8-2009-0070 extended the Order No. R8-2005-0079
  • NSMP Work Plan - the description of the specific activities that will be conducted by the NSMP Working Group to comply with Order No. R8-2004-0021.
  • Order No. R8-2014-0025 amending Time Schedule Order R8-2009-0069, approved by the Regional Board on March 14, 2014.

Best Management Practice (BMP) Strategic Plan
  • BMP Strategic Plan is a phased plan to attain nitrogen and selenium reductions to help meet selenium fish tissue and bird egg targets to protect beneficial uses in the Santa Ana-Delhi Channel and San Diego Creek Sub-Watersheds (collectively Sub-Watersheds).

Technical Reports
2009 Draft Selenium TMDL Documents Task 1 Design and Implement Complementary Monitoring Plan

Task 2 Develop and Evaluate BMPs and Treatment Technologies

Task 3 Develop Offset, Trading or Mitigation Program

Task 4 Evaluate Nutrient TMDL

 

Task 5 Develop Site Specific Objective (SSO) for Selenium

NWRI Independent Advisory Panel

Selenium TMDL

Nutrient TMDL