Santa Margarita River (SMR) Water Quality Plan (WQIP) – 2018 Version Download 338 File Size 214.84 MB File Count 1 Create Date January 9, 2018 Last Updated April 1, 2020 Download Description Attached Files SMR Water Quality Improvement Plan (WQIP) Submitted: January 5, 2018 FileActionSanta Margarita River (SMR) Water Quality Plan (WQIP) - 2018Download