Interviewed organizations
| Type of organization . | No. of interviews . | Additional information . |
|---|---|---|
| WWTP | 10 | Eight CAS, one MBBR, and one MBR plant |
| Consulting | 3 | Senior process and automation designers |
| Automation | 3 | Engineers or managers of water business unit |
| Technology | 3 | Instrumentation and process equipment providers |
| Type of organization . | No. of interviews . | Additional information . |
|---|---|---|
| WWTP | 10 | Eight CAS, one MBBR, and one MBR plant |
| Consulting | 3 | Senior process and automation designers |
| Automation | 3 | Engineers or managers of water business unit |
| Technology | 3 | Instrumentation and process equipment providers |
CAS = conventional activated sludge, MBBR = moving bed biofilm reactor, MBR = membrane bioreactor.