| §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 |
