Title 15 SEWER This title is included in your selections. Chapters: 15.10 General Sewer Regulations 15.20 Wastewater Pretreatment 15.30 Wastewater Discharge Permits 15.40 Wastewater Reporting Requirements 15.50 Sampling and Analytical Requirements 15.60 Wastewater Compliance Monitoring 15.70 Enforcement 15.80 Wastewater Fees 15.90 Sewer Extra Strength Charge