Rain Barrel & Cistern Rebate Calculator Cost per Rain Barrel or Tank ($): Gallons per Rain Barrel or Tank: Quantity: Delivery Fee ($): Rebate Program: SoCalWaterSmart Only City of San Diego Only Both Combined Estimate Rebate Helpful Links 📄 City of San Diego Rebate Guide – Up to $800 💧 SoCal Water$mart Rebate – Up to $70 Rebate
