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California Integrated Water Quality System Project (CIWQS)
   Party At-A-Glance Report

  
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General Information
Party ID Party Name Party Classification Mailing Address Work Phone Email/Website
541973 Signature Homes, Inc. Privately-Owned Business 4670 Willow Road 200 Pleasanton, CA 94588 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
840862 Gee Property Residential Project Sonoma 1 Dredge/Fill Site Owner and Operator 10/17/2017 None
769465 Delta Shores Sacramento 5S Development Site, NEC Operator 08/23/2023 None
796994 Madrone Villages Santa Clara 2 Dredge/Fill Site Owner 07/18/2013 None
Total Related Places: 3
  
  
  
  
Expand/Contract Related Parties
Related Parties
Party ID Party Name Party Type Role/Relationship Relationship Start Date Relationship End Date Classification
569099 Steve Miller Person Legally Responsible Official 10/17/2017 None None
541974 Jim McKeehan Person Legally Responsible Official 07/18/2013 None None
638263 Larry Gray Person Legally Responsible Official 10/14/2022 None None
Total Related Parties: 3
  
  
  
  
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?
454040 Enrollee - NPDES 5S 5A34NP00100 Historical NPDNONMUNIPRCS R5-2022-0006-02 10/19/2023 11/07/2024 Discharger 08/23/2023 None N
416711 401 Certification 1 1B171783WNSO Historical CERFILLEXC None 10/19/2018 06/19/2023 Discharger 10/17/2017 None N
392275 401 Certification 2 None Active CERFILLEXC None 07/10/2013 None Discharger 07/18/2013 None N
Total Regulatory Measures: 3
  
  
  
  
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.
1142857 08/30/2024 CAT2 Arsenic, Total Recoverable Monthly Average limit is 10 ug/L and reported value w Violation None Report Delta Shores 454040 R5-2022-0006-02 Y
1142853 08/26/2024 CAT2 Arsenic, Total Recoverable Daily Maximum limit is 20 ug/L and reported value was Violation N Report Delta Shores 454040 R5-2022-0006-02 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: 2
*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
460925 Notice of Violation None NOV 05/01/2025 for Signature Homes, Inc. NPDNONMUNIPRCS 05/01/2025 Historical
461312 Expedited Payment Letter R5-2025-0523 EPL R5-2025-0523 for Signature Homes, Inc. NPDNONMUNIPRCS 05/27/2025 Active
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
Total Regulatory Measures linked to Related Parties: 0
  
  
The current report was generated with data as of: 07/17/2025
Regional Boards are in the process of entering backlogged data.
As a result, data may be incomplete.
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