General Information Party ID Party Name Party Classification Mailing Address Work Phone Email/Website 42201 Stiefel, Jack & Mark Dairy Privately-Owned Business 32750 Holland Road Winchester, CA 92596 951-926-1247 markost01@gmail.com Related Places Place ID Place Name County Region Place Type Relationship to Party Relationship Start Date Relationship End Date 258668 Stiefel Dairy Riverside 9 Animal Feeding Owner 09/10/1999 null Related Parties Party ID Party Name Party Type Role/Relationship Relationship Start Date Relationship End Date Classification 75009 Mark Stiefel Person Legally Responsible Official 09/10/1999 null null 531681 Marcia Stiefel (nee Crouse) Person Legally Responsible Official 02/07/2012 null null 545502 John Bidart Person Legally Responsible Official 01/19/2022 null null 75009 Mark Stiefel Person Legal representative 09/10/1999 null null 630454 Chad Wright Person Employee 01/19/2022 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 142104 WDR 9 9 000000452 WDR 88-093 for STIEFEL, JACK & MARK DAIRY Historical ANIWSTCOWS 88-093 11/21/1988 04/11/2000 Discharger 11/21/1988 null 147529 NPDES Permit 9 9 000000452 NPDES 00-018 for STIEFEL, JACK & MARK DAIRY Historical ANIWSTCOWS R9-2000-0018 04/12/2000 04/12/2005 Discharger 04/12/2000 null 319983 NPDES Permit 9 9 000000452 NPDES R9-2007-0009 for Stiefel, Jack & Mark Dairy Historical ANIWSTCOWS R9-2007-0009 01/24/2007 06/13/2012 Discharger 01/24/2007 null 385574 Enrollee 9 9 000002782 Enrollee R9-2008-0130 for Stiefel, Jack and Mark Stiefel Dairy Active ANIWSTCOWS R9-2008-0130 06/13/2012 null Discharger 06/19/2012 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 398431 Staff Enforcement Letter null SEL for Stiefel Dairy, 9-4-14 ANIWSTCOWS 09/04/2014 Historical 446441 Staff Enforcement Letter null SEL for Stiefel, Jack & Mark Dairy (For reporting violations and order conditions between Janurary 2015 to 2021) ANIWSTCOWS 01/31/2022 Historical 233766 Staff Enforcement Letter UNKNOWN Enforcement - 9 000000452 ANIWSTCOWS 01/10/2000 Historical 250004 Staff Enforcement Letter UNKNOWN Enforcement - 9 000000452 ANIWSTCOWS 12/09/2003 Historical 438706 13267 Letter R9-2020-0162 13267 Letter R9- 2020-0162 for Stiefel, Jack & Mark Dairy ANIWSTCOWS 07/30/2020 Historical 438704 Notice of Violation R9-2020-0159 NOV R9-2020-0159 for Stiefel, Jack & Mark Dairy ANIWSTCOWS 07/30/2020 Historical Regulatory Measures linked to Related Parties Reg. Measure ID Organization Regulatory Measure Type Program Effective Date Status 385574 Chad Wright Enrollee ANIWSTCOWS 06/13/2012 Active