Indiana Code > Title 13 > Article 18 > Chapter 4 Indiana Code > Title 13 > Article 18 > Chapter 4 – Restrictions on Pollution of Water Current as of: 2024 | Check for updates | Other versions § 13-18-4-1 Water qualities and properties indicating pollution § 13-18-4-2 Filing of rules and determinations § 13-18-4-3 Rules restricting polluting content discharged into streams § 13-18-4-4 Prevention of unreasonable pollution and against public interest § 13-18-4-5 Unlawful discharge of deleterious substances; land application of fertilizer § 13-18-4-6 Notice of violation; service; contents § 13-18-4-7 Mixing zones § 13-18-4-8 Discharge induced mixing permits Ask a legal question, get an answer ASAP!Click here to chat with a lawyer about your rights.