General Information Party ID Party Name Party Classification Mailing Address Work Phone Email/Website S609728 Westervelt Ecological Services Privately-Owned Business 3636 American River Drive Suite 120 Sacramento, CA 95864 916-646-3644 201 gsutter@westervelt.com Related Places Place ID Place Name County Region Place Type Relationship to Party Relationship Start Date Relationship End Date S934088 McDonald Ranch Treasure Sacramento 5S Facility Discharger 08/01/2025 null S934033 McDonald Ranch Treasure Sacramento 5S Facility Discharger 07/31/2025 null S933105 Zacharias Ranch Sacramento 5S Facility Discharger 07/08/2025 null S896916 Lone Tree Mitigation Site Kern 5F Facility Discharger 08/05/2021 null S866119 Cottonwood Mitigation Site Tulare 5F Facility Discharger 08/07/2018 null S862271 Kings River Mitigation Site Fresno 5F Facility Discharger 03/05/2018 null S859733 Markham Placer 5S Facility Discharger 10/23/2017 null S844974 Bullock Bend Mitigation Bank Yolo 5S Facility Discharger 03/04/2016 null S843128 Apple Road Vernal Pool Establishment Sacramento 5S Facility Discharger 12/03/2015 null S835775 Grasslands Mitigation Bank Merced 5F Facility Discharger 06/02/2015 null S834612 Colusa Basin Mitigation Bank Colusa 5S Facility Discharger 03/31/2015 null S824734 Colusa Basin Maxwell Mitigation Site Colusa 5S Facility Discharger 07/23/2013 null S822804 Meridian Ranch Mitigation Bank Butte 5R Facility Discharger 04/24/2013 null S805809 Meridian Pilot Butte 5R Facility Discharger 09/29/2010 null Related Parties Party ID Party Name Party Type Role/Relationship Relationship Start Date Relationship End Date Classification N/A Kristin Lantz Contact Owner Contact null null null N/A Gregory Sutter Contact Owner Contact null null null N/A Mark Young Contact Owner Contact null 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 S588155 Construction 5S 5S34C408052 Notice Of Intent New Application Active CONSTW 2009-0009-DWQ 08/06/2025 null Discharger 08/01/2025 null S586969 Construction 5S 5S34C408156 Notice Of Intent New Application Active CONSTW 2009-0009-DWQ 08/11/2025 null Discharger 07/08/2025 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 S427344 1st Annual Report Notice of Non-Compliance null 5S34C375506 CONSTW 10/02/2017 Historical Regulatory Measures linked to Related Parties Reg. Measure ID Organization Regulatory Measure Type Program Effective Date Status