1. Midland
2. yellow bellied
3. broad banded
4. Gulf salt marsh
5. Mississippi green
6. Diamond backed
You said the snake has bands on its stomach?? If this is true, then that rules out midland. The midland has rear facing double row of crescent shapes on its vent. Check out the pic courtesy of snakes and frogs.com:

The markings on the snake you posted look just like an immature midland, however it could be an itergrade with the broad banded as the broad banded ranges throughout LA. The broad banded as a juvenile is very colorful and some have the reds you have on this snake. So if this snake has cross bars on its stomach, then I would have to say it is a midland X broad band intergrade!! Here is a pic of a broad banded courtesy of texassnakes.net:

Its not any of the other 4, just by looking at it. Thats my story and Im stickin to it!! LOL
Brian
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RATS
1.0 Corn snake "Warpath" (KY locale)
1.0 Black rat snake "Havok" (KY locale)
1.1 Black rat snakes "Reaper and Mystique" (MO locale)
1.0 Albino Black rat snake "Malakai" (Dwight Good stock)
1.0 Everglades rat snake "Deadpool" (Dwight Good stock)
0.1 Greenish rat snake "Rogue" (Dwight Good stock)
1.0 Yellow rat snake "Wolverine" (Dwight Good stock)
1.0 Grey rat snake "Punisher" (White oak phase)(Dwight Good stock)
RACERS
1.0 Eastern Yellow Belly racer "Nightcrawler" (MO locale)
KINGS
1.1 California king snake "Bandit and Moonstar" (Coastal phase)
1.0 Prairie king snake "Bishop" (KY locale)
0.1 Black king snake "Domino" (KY locale)
1.0 Desert Kingsnake "Gambit"
0.1 Florida Kingsnake
MILKS
0.0.1 Eastern Milk snake "Cable" (KY locale)
0.0.1 Eastern/Red milk intergrade "Omega Red" (KY locale)
Good luck and Happy Herping
Brian