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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
S20837 Hacienda La Puente Unified School District Elementary School 15959 East Gale Avenue City Of Industry, CA 91716 None None
  
  
  
  
Expand/Contract Related Places
Related Places
Place ID Place Name County Region Place Type Relationship to Party Relationship Start Date Relationship End Date
S916521 Kwis Elementary School Athletic Fields Los Angeles 4 Facility Discharger 09/29/2023 None
S922245 Kwis Elementary School Athletic Fields San Francisco 2 Facility Discharger 05/24/2024 None
S869984 Workman HS Los Angeles 4 Facility Discharger 02/01/2019 None
S844888 Glen A Wilson High School Athletic Improvements Los Angeles 4 Facility Discharger 03/01/2016 None
S231120 Hacienda LA Puente Unified District Los Angeles 4 Facility Discharger 09/01/2005 None
S844911 Los Altos High School Athletic Improvements Los Angeles 4 Facility Discharger 03/02/2016 None
S889977 Wedgeworth Elementary School Los Angeles 4 Facility Discharger 01/22/2021 None
Total Related Places: 7
  
  
  
  
Expand/Contract Related Parties
Related Parties
Party ID Party Name Party Type Role/Relationship Relationship Start Date Relationship End Date Classification
N/A Mark Hansberger Contact Owner Contact N/A N/A N/A
N/A Leonard Hernandez Jr Contact Owner Contact N/A N/A N/A
N/A Leonard Hernandez Jr Contact Owner Contact N/A N/A N/A
N/A Joel Duarte Contact Owner Contact N/A N/A N/A
Total Related Parties: 4
  
  
  
  
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?
S566511 Construction 4 4 19C404658 Active CONSTW 2009-0009-DWQ 08/12/2024 None Discharger 09/29/2023 None None
S191492 Industrial 4 4 19I017914 Active INDSTW 2014-0057-DWQ 03/11/2003 None Discharger 09/01/2005 None None
Total Regulatory Measures: 2
  
  
  
  
Expand/Contract Violations
Violations within the past year
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.
S894049 09/02/2025 SW - Failure to Obtain Permit Failure to obtain coverage under the 2022 CGP by 09/01/2025. Violation N Internal Report Wedgeworth Elementary School S531130 2009-0009-DWQ Y
S893839 09/02/2025 SW - Failure to Obtain Permit Failure to obtain coverage under the 2022 CGP by 09/01/2025. Violation N Internal Report Workman HS S505427 2009-0009-DWQ Y
S897535 09/01/2025 SW - Late Report Failure to submit the 2024-2025 Annual Report by 09/01/2025 Violation N Report Kwis Elementary School Athletic Fields S566511 2009-0009-DWQ Y
Report defaults to display violations within the last year. Click here to see last five years of violations. Refer to the Interactive Violation Report for more data.
Total Violations: 3
*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
S404864 Staff Enforcement Letter None 4 19I017914 INDSTW 07/20/2010 Historical
S439098 1st Annual Report Notice of Non-Compliance None 4 19I017914 INDSTW 11/13/2020 Historical
S439250 2nd Annual Report Notice of Non-Compliance None 4 19I017914 INDSTW 12/30/2020 Historical
S445943 Verbal Communication None 4 19C392915 CONSTW 11/15/2021 Active
S443887 Verbal Communication None 4 19C386027 CONSTW 11/15/2021 Historical
S452906 Verbal Communication None 4 19C392915 CONSTW 06/19/2023 Active
S450080 Verbal Communication None 4 19C386027 CONSTW 06/19/2023 Historical
S453378 Notice of Non-Compliance for Non-Filers None 4 19C392915 CONSTW 05/31/2024 Active
S455420 Notice of Violation None 4 19C392915 CONSTW 10/30/2024 Active
S455574 Expedited Payment Letter None 4 19C392915 CONSTW 02/26/2025 Active
S462384 Notice of Violation None 4 19C404658 CONSTW 09/05/2025 Active
S458688 Notice of Violation None 4 19C386027 CONSTW 09/05/2025 Active
S458898 Notice of Violation None 4 19C392915 CONSTW 09/05/2025 Active
Total Enforcement Actions: 13
  
  
  
  
Expand/Contract Enforcement Actions
Regulatory Measures linked to Related Parties
Reg. Measure ID Organization Regulatory Measure Type Program Effective Date Status
Total Regulatory Measures linked to Related Parties: 0
  
  
The current report was generated with data as of: 11/10/2025
Regional Boards are in the process of entering backlogged data.
As a result, data may be incomplete.
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