Here is the full list of all 40 Wasteland Angel achievements. It takes around 3-4 hours to unlock all of the achievements on Windows.
Location 2 Finished
Maxed out the weapon level
20 Kill combo
50x multiplier
50 kills in Survival bonus level
10 Million score
25 kills in Survival bonus level
Location 1 Finished
100K score
1 Million score
Killed a civilian
5 Kill combo
10 Kill combo
10 special weapons collected (but not used yet)
20x multiplier
Drive over 10 enemy drivers in one level
Turned 5 enemies into flames with one Napalm
Full armor collected
Harvester boss killed
15 seconds of airtime in one level
Tutorials passed
Recharge to full hitpoints in Recharge Area
2 Kill combo
Killed an enemy driver
100 Million score
All civilians saved in one level
99x multiplier
Finished a level with over 25% accuracy
Killed 5 enemies with one Nuke
25 kills in Frenzy bonus level
50 kills in Frenzy bonus level
25 checkpoints collected in Racing bonus level
50 checkpoints collected in Racing bonus level
Tank boss killed
Mutant boss killed
Finished the Story mode
Location 3 Finished
Location 4 Finished
Location 5 Finished
Location 6 Finished