General Information Party ID Party Name Party Classification Mailing Address Work Phone Email/Website 81917 Ronald Pietersma null Po Box 2500 Chino, CA 91708 909-627-2100 rcpietersma@aol.com Related Places Place ID Place Name County Region Place Type Relationship to Party Relationship Start Date Relationship End Date Related Parties Party ID Party Name Party Type Role/Relationship Relationship Start Date Relationship End Date Classification 613078 Legend Dairy Farms Organization Legally Responsible Official 09/24/2020 null Privately-Individual 34376 Ronald Pietersma Organization Legally Responsible Official 08/23/1993 null Privately-Owned Business 25763 Lekkerkerker, Walter Organization Legally Responsible Official 08/08/1996 null Privately-Owned Business 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 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 Regulatory Measures linked to Related Parties Reg. Measure ID Organization Regulatory Measure Type Program Effective Date Status 453931 Ronald Pietersma Enrollee - NPDES ANIWSTCOWS 01/11/2024 Active 453930 Ronald Pietersma Enrollee - NPDES ANIWSTCOWS 01/11/2024 Active 451026 Ronald Pietersma Enrollee - NPDES ANIWSTCOWS 01/11/2024 Active 451012 Ronald Pietersma Enrollee - NPDES ANIWSTCOWS 01/11/2024 Active 451011 Ronald Pietersma Enrollee - NPDES ANIWSTCOWS 01/11/2024 Active 447460 Ronald Pietersma Enrollee - NPDES ANIWSTCOWS 01/28/2022 Active 442023 Ronald Pietersma Enrollee - NPDES ANIWSTCOWS 02/26/2021 Active 440565 Legend Dairy Farms Enrollee - NPDES ANIWSTCOWS 10/07/2020 Active 377718 Ronald Pietersma Enrollee ANIWSTCOWS 03/01/2011 Historical 372890 Ronald Pietersma Enrollee - NPDES ANIWSTCOWS 02/01/2010 Historical 333400 Ronald Pietersma Enrollee ANIWSTCOWS 01/03/2008 Historical 301923 Ronald Pietersma Enrollee - NPDES ANIWSTCOWS 06/30/2006 Active 301921 Ronald Pietersma Enrollee - NPDES ANIWSTCOWS 06/16/2006 Historical 301913 Ronald Pietersma Enrollee ANIWSTCOWS 06/16/2006 Historical 259960 Lekkerkerker, Walter Letter NPDESWW null Historical 259959 Lekkerkerker, Walter Letter NPDESWW null Historical 211883 Ronald Pietersma Enrollee ANIWSTCOWS 05/25/2005 Historical 211679 Lekkerkerker, Walter Enrollee ANIWSTCOWS 10/15/1975 Historical 209464 Ronald Pietersma Enrollee ANIWSTCOWS 09/15/2000 Historical 209415 Ronald Pietersma Enrollee ANIWSTCOWS 08/09/1985 Historical 138777 Ronald Pietersma NPDES Permit ANIWSTCOWS 08/09/1985 Historical 136674 Lekkerkerker, Walter WDR ANIWSTCOWS 10/15/1975 Historical