SWWG
| Acronym | Definition |
|---|---|
| SWWG | Surface Water Working Group (US NASA; NASA Surface Water Working Group; Columbus, OH) |
| SWWG | Scheduled Wastes Working Group (hazardous wastes; Australia) |
| SWWG | Star Wars Writer's Guild (fan fiction) |
| SWWG | Storm Water Working Group (US EPA) |
| SWWG | Status of Women Working Group |