Tentative Orders, Permits, Complaints and Resolutions

Notice of Opportunity to Comment:
Notice is hereby given that the Central Coast Regional Water Quality Control Board is accepting comments and plans to hold a public hearing concerning Tentative Order R3-2026-0057 for Monterey One Water’s Regional Treatment Plant and California American Water Company’s Monterey Peninsula Water Supply Project Desalination Plant in Monterey County.

Comments are due by 10:00 AM on Monday, August 31, 2026
Public Notice
Tentative Order R3-2026-0057

Notice of Opportunity to Comment:
Draft Time Schedule Order requiring the Los Alamos Community Services District to Comply with requirements prescribed in General Waste Discharge Requirements Order R3-2020-0020.

Comments due July 30, 2026
Public Notice
Draft Time Schedule Order

Notice is hereby given that the California Regional Water Quality Control Board, Central Coast Region (Central Coast Water Board) will accept public comments and host a board workshop on proposed Order R3-2021-0040-A1, which amends Order R3-2021-0040 (Ag Order 4.0).

La Junta de Control de Calidad del Agua de la Costa Central (Central Coast Water Board) está aceptando comentarios y sugerencias sobre la Orden propuesta R3-2021-0040-A1, la cual modifica la Orden R3-2021-0040 (Orden Agrícola 4.0). El 18 de junio de 2026 la junta de control llevará a cabo un taller para discutir la Orden propuesta.

Comments are due by 5:00 p.m. on July 20, 2026

El 20 de Julio de 2026 (5:00 PM) es la fecha límite para recibir comentarios escritos

• Revised Public Notice | Aviso Público Revisado
• Summary Documents
  • Log of proposed revisions to the Ag Order
    (English | Español | 中文)
  • Summary of Proposed Requirements related to the Drinking Water Solutions Program
    (English | Español)
  • Executive Summary of Assessment of Interim Drinking Water Needs and Costs in Central Coast Areas Affected by Agricultural Nitrate Groundwater Contamination
    (English | Español)
• Proposed Order R3-2021-0040-A1
  • Attachment A
  • Attachment B
  • Attachment C
  • Attachment D
• Proposed Order R3-2021-0040-A1 with redline/strikeout
  • Attachment A
  • Attachment B
  • Attachment C

Notice of Opportunity to Comment:
Notice is hereby given that the California Regional Water Quality Control Board, Central Coast Region (Central Coast Water Board) is accepting comments and plans to hold a public hearing concerning Draft Order R3-2026-0032, General Waiver for Specific Type of Limited-Threat Discharges (2026 General Waiver).

Comments are due by 5:00 p.m. on Friday April 10, 2026

• Public Notice
• Draft Order R3-2026-0032
• Draft Order R3-2026-0032 Track Changes
• Draft Order R3-2026-0032 Attachment A
• Draft Order R3-2026-0032 Attachment A Track Changes

Notice of Opportunity to Comment:
Consideration of Enrollment Under General Waiver for Specific Types of Limited-Threat Discharges, Section D Order No. R3-2024-0035 and Monitoring and Reporting Program Order No. R3-2026-0011 for Space Exploration Technologies Corp. Space Launch Complex 4, Vandenberg Space Force Base.

Aviso de Oportunidad para Comentarios del Públicos:
Consideración de Inscripción bajo Exención General para Tipos Específicos de Descargas de Amenaza Limitada, Orden N° R3-2024-0035 de la Sección D y Orden Del Programa de Monitoreo e Informe N° R3-2026-0011 para SpaceX, Complejo de Lanzamiento Espacial 4, Base Espacial de Vandenberg.

Comments are due by Thursday, February 26, 2026

• Public Notice | Aviso Público
• SpaceX, Space Launch Complex 4, Draft Notice of Applicability for General Waiver Enrollment and Monitoring and Reporting Program

Notice of Opportunity to Comment:
Tentative Waste Discharge Requirements for the City of El Paso de Robles Annual Flood Control and Fire Fuel Load Reduction Project, Order R3-2026-0004.

Comments due February 18, 2026

• Public Notice
• Tentative Waste Discharge Requirements
• Tentative Monitoring and Reporting Program
• Exhibits