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Matthew Rodriquez Secretary for
Environmental Protection
CALIFORNIA REGIONAL WATER QUALITY CONTROL BOARD SAN DIEGO REGION
2375 Northside Drive, Suite 100, San Diego, CA 92108
Phone (619) 516-1990 Fax (619) 516-1994 http://www.waterboards.ca.gov/sandiego/
ORDER NO. R9-2012-0013 as Amended by Order No. R9-2014-0098
NPDES NO. CA0107611
WASTE DISCHARGE REQUIREMENTS FOR THE SOUTH ORANGE COUNTY WASTEWATER AUTHORITY
DISCHARGE TO THE PACIFIC OCEAN THROUGH THE ALISO CREEK OCEAN OUTFALL
The following Discharger is subject to waste discharge requirements as set forth in this Order:
Table 1. Discharger Information
Discharger South Orange County Wastewater Authority (SOCWA)
Name of Facility Aliso Creek Ocean Outfall
Facility Address
SOCWA Regional Treatment Plant
29201 La Paz Road
Laguna Niguel, CA 92677
Orange County
SOCWA Coastal Treatment Plant
28303 Alicia Parkway
Laguna Niguel, CA 92677
Orange County
Irvine Ranch Water District Los Alisos Water Reclamation Plant
22312 Muirlands Boulevard
Lake Forest, CA 92630
Orange County
El Toro Water District Water Reclamation Plant
23542 Moulton Parkway
Laguna Woods, CA 92637
Orange County
Irvine Desalter Project Potable Water Treatment System
26 Waterworks Way
Irvine, CA 92618
Orange County
Irvine Desalter Project Shallow Groundwater Unit
7000 Marine Way
Irvine, CA 92620
Orange County
South Coast Water District Aliso Creek Water Harvesting Project
28303 Alicia Parkway
Laguna Niguel, CA 92677
Orange County
The U.S. Environmental Protection Agency (USEPA) and the California Regional Water Quality Control Board, San Diego Region have classified this discharge as a major discharge.
Discharges by the South Orange County Wastewater Authority from the Facilities listed in Table 1 at the discharge point identified in Table 2 are subject to waste discharge requirements as set forth in this Order:
Table 2. Discharge Location
Discharge Point No.
Effluent Description
Discharge Point Latitude
Discharge Point Longitude
Receiving Water
001
Treated municipal wastewater, treated groundwater, and
waste brine
33 29 53 N 117 46 16 W Pacific Ocean
Edmund G. Brown, Jr. Governor
SOUTH ORANGE COUNTY WASTEWATER AUTHORITY
ALISO CREEK OCEAN OUTFALL
Table 3. Administrative Information This Order was adopted by the California Regional Water Quality Control Board, San Diego Region on:
This Order shall become effective on:
This Order as amended by Order No. R9-2014-0098 shal l become effective on
This Order shall expire on:
April11, 2012
May31,2012
April 1, 2015
May 31, 2017
ORDER NO. R9-2012-0013 AMENDED BY ORDER NO. R9-2014-0098 NPDES NO. CA01 07611
The Discharger shall file a Report of Waste Discharge in accordance with Title 23, California Code of Regulations, not later than 180 days in advance of the Order expi ration date as application for issuance of new waste discharge requirements.
I, David W. Gibson, Executive Officer, do hereby certify that this Order with all attachments is a full, true, and correct copy of an Order adopted by the California Regional Water Qual ity Control Board, San Diego Region, on April11, 2012 as amended by Order No. 2014-0098 on December 11, 2014.
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a:;; W David W. Gibson '
Executive Officer
SOUTH ORANGE COUNTY WASTEWATER AUTHORITY ORDER NO. R9-2012-0013 AMENDED BY ORDER NO. R9-2014-0098 ALISO CREEK OCEAN OUTFALL NPDES NO. CA0107611
Limitations and Discharge Requirements 3
Table of Contents
I. Facility Information ............................................................................................................ 5 II. Findings ............................................................................................................................. 5 III. Discharge Prohibitions ..................................................................................................... 12 IV. Effluent Limitations and Discharge Specifications ........................................................... 12
A. Effluent Limitations and Performance Goals Discharge Point No. 001 .................. 12 B. Land Discharge Specifications Not Applicable ....................................................... 23 C. Reclamation Specifications Not Applicable ............................................................ 23
V. Receiving Water Limitations ............................................................................................ 23 A. Surface Water Limitations ......................................................................................... 23 B. Groundwater Limitations Not Applicable ................................................................ 25
VI. Provisions ........................................................................................................................ 25 A. Standard Provisions .................................................................................................. 25 B. Monitoring and Reporting Program (MRP) Requirements ........................................ 26 C. Special Provisions..................................................................................................... 26
1. Reopener Provisions ............................................................................................. 26 2. Special Studies, Technical Reports and Additional Monitoring Requirements ...... 27 3. Best Management Practices and Pollution Prevention Not Applicable .............. 30 4. Construction, Operation and Maintenance Specifications Not Applicable.......... 30 5. Special Provisions for Wastewater Facilities (POTWs Only) ................................ 30 6. Other Special Provisions Not Applicable ............................................................ 35 7. Compliance Schedules Not Applicable .............................................................. 35
VII. Compliance Determination .............................................................................................. 35
List of Tables
Table 1. Discharger Information ......................................................................................... 1 Table 2. Discharge Location .............................................................................................. 1 Table 3. Administrative Information .................................................................................... 2 Table 4. Facility Information ............................................................................................. 5 Table 5. Basin Plan Beneficial Uses of the Pacific Ocean ................................................. 9 Table 6. Ocean Plan Beneficial Uses of the Pacific Ocean ................................................ 9 Table 7. SOCWA RTP Effluent Limitations at M-001A ..................................................... 13 Table 8. SOCWA CTP Effluent Limitations at M-001B ..................................................... 13 Table 9. Los Alisos WRP Effluent Limitations at M-001C ................................................. 14 Table 10. El Toro WRP Effluent Limitations at M-001D ..................................................... 14 Table 11. IDP PWTS Limitations at M-001E ...................................................................... 15 Table 12. IDP SGU Effluent Limitations at M-001F ............................................................ 15 Table 13. SCWD ACWHP Limitations at M-001G .............................................................. 16 Table 14. ACOO Effluent Limitations at Discharge Point No. 001 (M-001) ........................ 16 Table 15. Performance Goals ............................................................................................ 17
SOUTH ORANGE COUNTY WASTEWATER AUTHORITY ORDER NO. R9-2012-0013 AMENDED BY ORDER NO. R9-2014-0098 ALISO CREEK OCEAN OUTFALL NPDES NO. CA0107611
Limitations and Discharge Requirements 4
List of Attachments
Attachment A Definitions ..................................................................................................... A-1 Attachment B Map ............................................................................................................... B-1 Attachment C Flow Schematic ............................................................................................. C-1 Attachment D Standard Provisions ...................................................................................... D-1 Attachment E Monitoring and Reporting Program ............................................................... E-1 Attachment F Fact Sheet ..................................................................................................... F-1 Attachment G Discharge Prohibitions Contained in the Ocean Plan and Basin Plan ......... G-1 Attachment H Dilution Model Information ............................................................................ H-1
SOUTH ORANGE COUNTY WASTEWATER AUTHORITY ORDER NO. R9-2012-0013 AMENDED BY ORDER NO. R9-2014-0098 ALISO CREEK OCEAN OUTFALL NPDES NO. CA0107611
Limitations and Discharge Requirements 5
I. FACILITY INFORMATION
The following Discharger is subject to waste discharge requirements as set forth in this Order:
Table 4. Facility Information Discharger South Orange County Wastewater Authority
Name of Facility Aliso Creek Ocean Outfall
Facility Addr
