General Information Party ID Party Name Party Classification Mailing Address Work Phone Email/Website 50529 Western Aggregates Privately-Owned Business Po Box 829 Marysville, CA 95901 530-749-8670 null Related Places Place ID Place Name County Region Place Type Relationship to Party Relationship Start Date Relationship End Date 227557 Goldfields Precious Metals Yuba 5S Metal Mining Land Owner 04/26/1999 null 227556 Western Aggregates Yuba 5S Sand and Gravel Mining Owner and Operator 10/27/1998 null 227554 Goldfields Aggregate Facility Yuba 5S Sand and Gravel Mining Owner 02/09/2017 null Related Parties Party ID Party Name Party Type Role/Relationship Relationship Start Date Relationship End Date Classification 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 449754 WDR 5S 5A582023001 WDR R5-2022-0061 for Western Aggregates Active WDRMINING R5-2022-0061 10/14/2022 null Discharger 06/15/2000 null 141409 WDR 5S 5A582023001 WDR 5-00-107 for Western Aggregates Historical WDRMINING 5-00-107 06/15/2000 10/13/2022 Discharger 06/15/2000 null 141408 WDR 5S 5A582014001 WDR 5-00-102 for Cal Sierra Development Inc, Goldfields Precious Metals Active WDRMINING 5-00-102 06/15/2000 null Discharger 06/15/2000 null 141406 WDR 5S 5A58NC00001 WDR 5-00-104 for Silica Resources, Inc., Goldfields Aggregate Facility Active WDRMINING 5-00-104 06/15/2000 null Discharger 02/09/2017 null 140263 WDR 5S 5A582023001 WDR 88-088 for WESTERN AGGREGATES INC Historical WDR 88-088 05/20/1988 06/14/2000 Discharger 05/20/1988 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. Enforcement Actions Enforcement ID Enforcement Type Enf. Order No. Title Program Effective Date Status 257011 Oral Communication null Enforcement - 5A582023001 WDR 01/31/2003 Historical 255496 Notice of Violation null NOV 02/16/2005 for Western Aggregates Inc, Goldfiedls Aggregates Facility WDR 02/16/2005 Historical 232304 Oral Communication null OC 02/17/2000 for Western Aggregates Facility WDR 02/17/2000 Historical Regulatory Measures linked to Related Parties Reg. Measure ID Organization Regulatory Measure Type Program Effective Date Status