| Abbreviation | Definition |
|---|---|
| WSSG | WOCE Scientific Steering Group |
| WSSTM | Washington State Stormwater Technical Manual |
| WST | Water Science and Technology |
| WST | Weird Swirly Thing |
| WSTA | Water Sciences and Technology Association |
| WSTB | Water Science and Technology Board |
| WSTT | Watershed Screening and Targeting Tool |
| WSTT | Weather Scenario Test Tape |
| WSWP | Water Supply Watershed Protection |
| WSZ | Water Supply Zone |
| WSZ | Wet Suit Zipper |
| WT | WaterTight |
| WTBD | Water Table Dynamics |
| WTD | Water Tight Door |
| WTEC | Watershed Technology Electronic Catalog |
| WTG | Wave & Tide Gauge |
| WTRJ | Wellbore Trajectory |
| WTRP | Winchester Tidelands Restoration Project |
| WTWM | Where The Water Meets |
| WTWY | Waterway |