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   Party At-A-Glance Report

  
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General Information
Party ID Party Name Party Classification Mailing Address Work Phone Email/Website
561561 Cedars-Sinai Medical Center Privately-Owned Business 6500 Wilshire Boulevard Los Angeles, CA 90048 323-866-7824(+) zeke.triana@cshs.org
  
  
  
  
Expand/Contract Related Places
Related Places
Place ID Place Name County Region Place Type Relationship to Party Relationship Start Date Relationship End Date
864215 Cedars - Sinai at Marina del Rey Los Angeles 4 Service/Commercial Site, NEC Owner and Operator 01/15/2020 None
246581 6500 Wilshire Los Angeles 4 Domestic Site NEC Owner and Operator 12/22/2016 None
Total Related Places: 2
  
  
  
  
Expand/Contract Related Parties
Related Parties
Party ID Party Name Party Type Role/Relationship Relationship Start Date Relationship End Date Classification
653104 Mark Robertson Person Employee 11/12/2025 None None
653096 Mario Gutierrez Person Employee 11/12/2025 None None
651321 Desiree Reamer Person Legally Responsible Official 06/11/2025 None None
619911 Soussan Semerciyan Person Employee 12/26/2018 None None
605839 Zeke Triana Person Legally Responsible Official 01/15/2020 None None
499617 Garry Viohl Person Legally Responsible Official 12/22/2016 None None
Total Related Parties: 6
  
  
  
  
Expand/Contract Regulatory Measures
Regulatory Measures (non-enforcement)
Reg. Measure ID Regulatory Measure Type Region WDID Status Program Order No. RM Effective Date RM Termination Date Relationship Relationship Start Date Relationship End Date Amended?
436344 Enrollee - NPDES 4 4B198903056 Active NPDNONMUNIPRCS R4-2018-0125 03/16/2020 None Discharger 01/15/2020 None N
193433 Enrollee - NPDES 4 4B196000414 Active NPDNONMUNIPRCS R4-2023-0429 06/30/1997 None Discharger 12/22/2016 None N
Total Regulatory Measures: 2
  
  
  
  
Expand/Contract Violations
Violations within the past five years
Violation ID Occurrence Date Violation Type Violation Description(+) Violation Status Priority Source Facility Name Violated Reg. Meas. ID Violated Reg. Meas. Order No. Linked to Enf.
1100508 10/31/2021 CAT1 Oil and Grease Monthly Average limit is 10 mg/L and reported value was 25.5 mg/L Violation N Report 6500 Wilshire 193433 R4-2023-0429 Y
1100511 12/31/2021 CAT2 Copper, Total Recoverable Monthly Average limit is 7 ug/L and reported value was Violation N Report 6500 Wilshire 193433 R4-2023-0429 Y
1100507 10/28/2021 CAT1 Oil and Grease Daily Maximum limit is 15.0 mg/L and reported value was 25.5 mg/L Violation N Report 6500 Wilshire 193433 R4-2023-0429 Y
1100510 12/30/2021 CAT2 Copper, Total Recoverable Daily Maximum limit is 14 ug/L and reported value was Violation N Report 6500 Wilshire 193433 R4-2023-0429 Y
1115479 03/31/2022 Deficient Reporting monthly total flow, calculated daily average flow and monthly flow in the quarte Violation N Report Cedars - Sinai at Marina del Rey 436344 R4-2018-0125 N
1143018 02/14/2025 Late Report 4Q2024 report due 2/14/2025, submitted 3/13/2025, 27 days late Violation N Report Cedars - Sinai at Marina del Rey 436344 R4-2018-0125 N
1115483 06/30/2022 Deficient Reporting monthly total flow, calculated daily average flow and monthly flow in the quarte Violation N Report Cedars - Sinai at Marina del Rey 436344 R4-2018-0125 N
Report currently showing last five years of violations. Click here to return to viewing one year of violations. Refer to the Interactive Violation Report for more data.
Total Violations: 7
*Click the "(+/-) Violation Description" link to expand and contract the violation description.
  
  
  
  
Expand/Contract Enforcement Actions
Enforcement Actions
Enforcement ID Enforcement Type Enf. Order No. Title Program Effective Date Status
450692 Admin Civil Liability R4-2022-0153 ACL R4-2022-0153 for Cedars-Sinai Medical Center NPDNONMUNIPRCS 03/29/2023 Historical
425114 Admin Civil Liability R4-2018-0106 ACL R4-2018-0106 for Cedars-Sinai Medical Center NPDNONMUNIPRCS 12/21/2018 Historical
Total Enforcement Actions: 2
  
  
  
  
Expand/Contract Enforcement Actions
Regulatory Measures linked to Related Parties
Reg. Measure ID Organization Regulatory Measure Type Program Effective Date Status
193433 Mark Robertson Enrollee - NPDES NPDNONMUNIPRCS 06/30/1997 Active
193433 Mario Gutierrez Enrollee - NPDES NPDNONMUNIPRCS 06/30/1997 Active
Total Regulatory Measures linked to Related Parties: 2
  
  
The current report was generated with data as of: 01/06/2026
Regional Boards are in the process of entering backlogged data.
As a result, data may be incomplete.
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