MAP05: Flow Systems (Hydrosphere)


Hydrosphere maps
This level occupies the map slot MAP05. For other maps which occupy this slot, see Category:MAP05.
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MAP05: Flow Systems is the fifth map of Hydrosphere. It was designed by Brian Irving (Bri) and uses the music track "Strictly Plate-Tonic Forking" by Joshua O'Sullivan (Dragonfly).


Map of Flow Systems
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. At the northernmost end, open the north wall to get a megaarmor. (sector 1129)


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 2:06.37 Drew DeVore (stx-Vile) 2023-05-11
NM 100S
UV -fast
UV -respawn
UV Tyson
UV pacifist
NoMo 100S 0:48.63 kvothesixstring 2024-01-19

The data was last verified in its entirety on January 27, 2024.


Map data[edit]

Things 278
Vertices 6139*
Linedefs 5991
Sidedefs 10742
Sectors 1604
* The vertex count without the effect of node building is 4535.


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

Technical information[edit]

Inspiration and development[edit]


See also[edit]


External links[edit]