Water & Sanitation Menu Water And Sanitation Home Page Customer Service Development Services Rules and Regulations Rate Studies Consumer Confidence Reports Water and Sewer Standards Rate Studies CSA 42 – Oro Grande Rate Study CSA 53 B – Fawnskin Rate Study CSA 64 – Spring Valley Lake Rate Study CSA 70 BL – Bloomington Rate Study CSA 70 CG – Cedar Glen Rate Study CSA 70 F – Little Morongo Heights Rate Study CSA 70 GH – Glen Helen Rate Study CSA 70 J – Oak Hills Rate Study CSA 70 S3 – Lytle Creek Rate Study CSA 70 W-3 – Hacienda Heights (Morongo Valley) Rate Study CSA 70 W-4 – Pioneertown Rate Study CSA 82 – Trona (Searles Valley) Rate Study