General Information Party ID Party Name Party Classification Mailing Address Work Phone Email/Website 648531 American Sturgeon Farms Privately-Owned Business 3018 Willow Pass Road Concord, CA 94519 null null Related Places Place ID Place Name County Region Place Type Relationship to Party Relationship Start Date Relationship End Date 651461 Sterling Caviar LLC, Elverta Sacramento 5S Aquaculture/Hatchery Owner and Operator 12/13/2024 null Related Parties Party ID Party Name Party Type Role/Relationship Relationship Start Date Relationship End Date Classification 652617 Aaron Olson Person Data Submitter 09/30/2025 null null 652608 Austin Gabrielse Person Legally Responsible Official 10/07/2025 null null Regulatory Measures(non-enforcement) Reg. Measure ID Regulatory Measure Type Region WDID Title Status Program Order No. RM Effective Date RM Termination Date Relationship Relationship Start Date Relationship End Date 447011 NPDES Permit 5S 5A34NP00043 NPDES R5-2022-0005 for American Sturgeon Farms, Sterling Caviar LLC, Elverta Active NPDINDLRG R5-2022-0005 04/01/2022 null Discharger 12/13/2024 null Violations within the past calendar 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. 1145662 04/26/2025 Deficient Monitoring Weekly monitoring for dissolved oxygen, pH, and temperature was not performed for the week ending 26 April 2025. The Discharger stated the missed monitoring was due to a one-day schedule change and a misunderstanding of the required reporting period for weekly monitoring. Weekly monitoring for all parameters was performed the weeks prior to, and after the week ending 26 April 2025. Violation N Report Sterling Caviar LLC, Elverta 447011 R5-2022-0005 Y Enforcement Actions Enforcement ID Enforcement Type Enf. Order No. Title Program Effective Date Status 462348 Notice of Violation null NOV 08/08/2025 for American Sturgeon Farms NPDINDLRG 08/08/2025 Historical 460924 Notice of Violation null NOV 04/30/2025 for American Sturgeon Farms NPDINDLRG 04/30/2025 Historical Regulatory Measures linked to Related Parties Reg. Measure ID Organization Regulatory Measure Type Program Effective Date Status