MAP03: Water Treatment Plant (Lord of the Flies)


Lord of the Flies maps
This level occupies the map slot MAP03. For other maps which occupy this slot, see Category:MAP03.
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MAP03: Water Treatment Plant is the third map of Lord of the Flies. It was designed by James Jennings.


Map of Water Treatment Plant
Letters in italics refer to marked spots on the map. Sector, thing, and linedef numbers in boldface are secrets which count toward the end-of-level tally.


Other points of interest[edit]


  1. After you go through the blinking hall east of the start, the next area has two barrels at the side walls. Shoot the barrel on the right and open the wall to get a berserk pack. (sector 236)
  2. After you go through the blinking hall east of the start, the next area has two barrels at the side walls. Shoot the barrel on the left and open the wall. Follow the corridor all the way to the end and open the two doors at the end to find the computer area map which was seen near the starting point. (sector 256)
  3. Open the yellow door, and in the large hall that follows, head south and open the slightly open wall to pick up a radiation suit and a soul sphere. (sector 265)


Demo files[edit]

Areas / screenshots[edit]


Routes and tricks[edit]

Current records[edit]

The records for the map at the Doom Speed Demo Archive are:

Run Time Player Date File Notes
UV speed
NM speed
UV max
NM 100S
UV -fast
UV -respawn
UV Tyson
UV pacifist

The (absence of) data was last verified in its entirety on December 9, 2021.


Player spawns[edit]

This level contains nineteen spawn points:

  1. facing east. (thing 464)
  2. facing east. (thing 465)
  3. facing east. (thing 466)
  4. facing south. (thing 467)
  5. facing south-west. (thing 468)
  6. facing east. (thing 469)
  7. facing east. (thing 470)
  8. facing east. (thing 471)
  9. facing west. (thing 472)
  10. facing west. (thing 473)
  11. facing north-west. (thing 474)
  12. facing south-west. (thing 475)
  13. facing south-east. (thing 476)
  14. facing north-east. (thing 477)
  15. facing west. (thing 478)
  16. facing west. (thing 479)
  17. facing north-west. (thing 480)
  18. facing south-west. (thing 481)
  19. facing west. (thing 482)


Map data[edit]

Things 517
Vertices 1450*
Linedefs 1656
Sidedefs 2354
Sectors 351
* The vertex count without the effect of node building is 1274.


This level contains the following numbers of things per skill level:

Technical information[edit]

Inspiration and development[edit]


See also[edit]


External links[edit]