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