Texas Administrative Code (Last Updated: March 27,2024) |
TITLE 30. ENVIRONMENTAL QUALITY |
PART 1. TEXAS COMMISSION ON ENVIRONMENTAL QUALITY |
CHAPTER 217. DESIGN CRITERIA FOR DOMESTIC WASTEWATER SYSTEMS |
SUBCHAPTER G. FIXED FILM AND FILTRATION UNITS |
§ 217.181. Applicability |
§ 217.182. Trickling Filters--General Requirements |
§ 217.183. Nitrifying Trickling Filters--Additional Requirements |
§ 217.184. Dual Treatment Using Trickling Filters |
§ 217.185. Rotating Biological Contactors |
§ 217.186. Nitrifying Rotating Biological Contactors |
§ 217.187. Dual Treatment Utilizing Rotating Biological Contactors |
§ 217.188. Submerged Biological Contactor |
§ 217.189. Dual Treatment Systems Using Submerged Biological Contactor |
§ 217.190. Filtration |
§ 217.191. Additional Requirements for Deep Bed, Intermittently Backwashed, Granular Media Filters |
§ 217.192. Additional Design Requirements for Multi-Compartmented, Low Head, Automatically Backwashed Filters |
§ 217.193. Cloth or Disk Filter Systems |
§ 217.194. Alternative Designs for Effluent Polishing |