How many porta potties do you need?

A 60-second guide for events and crews.

Up to 4 hours

Plan 1 standard unit per 50 guests.

4 to 8 hours

Plan 1 unit per 40 guests. Over 8 hours, 1 per 30.

Bar open?

Add 1 unit for every 100 guests.

Work crews

OSHA: 1 toilet for 20 or fewer workers, then 1 seat + 1 urinal per 40.

Get your exact count

Free calculator, or call (575) 215-2324.