Environment Abbreviations and Acronyms

1. ONRW
   Outstanding Natural Resource Waters
2. ONRWS
   Outstanding National Resource Waters
3. ONRWS
   Outstanding Natural Resource Waters
4. OOD
   Office of Director
5. OP
   Ohlo Principles
6. OPA
   Oxo-Biodegradable Plastics Association
7. OPA
   US Oil Pollution Act of 1990
8. OPAL
   Organizing People Activating Leaders
9. OPAL
   Organizing People, Activating Leaders
10. OPC
    Optical Propagation Conference
11. OPCEA
    Ontario Pollution Control Equipment Association
12. OPDB
    Oceanographic Profilehdatabase
13. OPDES
    Oklahoma Pollutant Discharge Elimination System
14. OPDIN
    Ocean Pollution Data & Information Network
15. OPEA
    Office of Planning Environmental Analysis
16. OPEI
    Office of Policy, Economics, Tnd Innovation
17. OPENDAP
    Open-Source Project for A Network Data Access Protocol
18. OPEPS
    Oil Pollution Emergency Plans
19. OPET
    Oyster Pond Environmental Trust
20. OPEX
    Operating Expenditures

Last updated: March 7, 2022 — Total entries: 10,597