US lawIndianaRegulationsTitle 327 — Water Pollution Control DivisionArticle 6.1 — ARTICLE 6.1. LAND APPLICATION OF BIOSOLID, INDUSTRIAL WASTE PRODUCT, AND POLLUTANT-BEARING WATERRule 2 — Definitions6.1-2-58327 IAC 6.1-2-58327 IAC 6.1-2-58 "Unstabilized solids" definedLast amended: 2026Year: 2027Length: 24 wordsOfficial source Cite as Ind. Admin. Code tit. 327, r. 6.1-2-58Sec. 58. "Unstabilized solids" means the organic materials in biosolid that have not been treated in: (1) an aerobic; or (2) anaerobic; treatment process.Previous327 IAC 6.1-2-57Next327 IAC 6.1-2-59