Standard porta potty
$125 to $250 a weekend
Can You Use a Porta Potty In Winter?
Yes. Milwaukee Porta Pros runs standard porta potty rental units through the cold season with non-freezing deodorizer in the tank instead of plain water, since water alone ices over. A unit sitting on a job site or at a backyard build near Wauwatosa, 3.8 miles west of downtown, gets the same 60 to 70 gallon holding tank as summer stock, but service intervals tighten up so waste doesn't sit and freeze solid. If you're weighing porta potty rental cost against a plumbed bathroom shutdown, winter rates run close to the standard porta potty rental per day numbers, just with the deicer line item added. Wind matters more than temperature. A unit staked and positioned out of prevailing wind, per our porta potty placement guide, holds heat better than one facing open exposure. For anyone renovating through January, see home renovation porta potty for how contractors handle it. Snow load on the roof isn't a real concern at 46.9 inches average annual snowfall spread across the season, but plowed snow piled against a door is. Keep the approach clear so the unit stays usable and so your delivery truck can still get in for service.
What Happens To a Porta Potty Below Freezing?
Below the low-to-mid teens, the water in an untreated tank starts to ice, and the pump-out hose can freeze at the coupling if it's not warmed before a service visit. That's why a winter-treated unit uses a deicer, not water, as the base liquid. If you need something closer to a real bathroom, a restroom trailer rental has insulated walls and can run heat, which matters more the colder it gets. A 2 stall restroom trailer or 4 stall restroom trailer makes sense for a longer winter job in Milwaukee where crews are on-site daily. Compare trailer costs against a standard unit on restroom trailer rental cost before deciding. For handwashing, a plain sanitizer stand freezes up fast; a self-contained portable sink with hot and cold water solves that because it carries its own heated reservoir instead of relying on ambient temperature. That kind of hot and cold portable sink also satisfies 29 CFR 1910.141(d)(2), which requires soap and towels or a hand-drying device at washing facilities, something a frozen sanitizer bottle cannot do. See handwashing station rental for the winter-rated options.
Do You Need a Heated Handwash Station In Winter?
If your crew needs running water that doesn't freeze, yes, a heated hot and cold portable sink hand wash station is the practical answer, not a standard cold-water unit. OSHA 1926.51(a)(1) requires an adequate supply of potable water at construction sites year-round, and a frozen line doesn't meet that. A portable sink hot and cold water unit keeps flowing regardless of what the thermometer near Whitefish Bay, 6.7 miles northeast, reads that morning. If your crew is doing paint or coating work outdoors, OSHA 1926.51(f)(1) requires washing facilities specifically for that contaminant exposure, and a heated sink is the only version that holds up through a Milwaukee winter. Check handwashing requirements for the full breakdown. Renting alongside a porta john rental or full portable toilet rental setup is common on winter builds, and bundling both into one delivery run cuts the trip charge. For food trucks or vendors working winter markets, a portable sink rental with both temperatures is often the only unit that keeps running all shift.
Where Should You Store Materials During a Winter Job?
Cold storage matters as much as restrooms on a winter site. A 20ft cold storage container keeps tools, adhesives and temperature-sensitive materials from freezing overnight, and it sits on the same gravel pad as your 20ft storage container rental would in summer, no special foundation needed. Pair it with a storage container rental for dry goods that don't need climate control, and check storage container rental cost to plan the month. Job sites near West Allis, 7.0 miles southwest of downtown, often run a container and a restroom on the same delivery to save a trip. If the site also needs debris hauled through snow and mud, a roll-off dumpster rental still works in winter, though the 40 yard or 30 yard sizes need that same 60 feet of straight clearance behind the truck regardless of season. See dumpster sizes and dimensions for specifics, and temporary fence rental if you need to secure the perimeter against snowdrifts and foot traffic. Placement of any of this in the Milwaukee public way needs confirming with the city; Chapter 115 of the Milwaukee Code of Ordinances covers obstruction on public ways, and Chapter 245 covers encroachments, so check with the city before setting anything at the curb.
| unit | duration | typical price |
|---|---|---|
| standard | day | $150 |
| standard | week | $200 |
| standard | month | $200 |
| deluxe | week | $250 |
Is it safe to use a porta potty in freezing temperatures?
Yes, with a treated tank. Plain water freezes below 32 F, but a non-freezing deodorizer keeps the tank liquid usable well past Milwaukee's average January low of 15.6 F. Ventilation stays fine since these units aren't sealed airtight.
How often does a winter porta potty need servicing?
More often than in summer, since waste doesn't break down or settle the same way in cold weather. ANSI/PSAI Z4.3 sets a baseline of one visit per week for up to 10 users; winter jobs often need two.
Can a porta potty freeze solid and become unusable?
It can if untreated and temperatures stay low for days. That's why Milwaukee Porta Pros switches base liquid to a deicer formula for winter rentals, so the tank stays functional through the cold months.
Do heated restroom trailers make more sense than porta potties in winter?
For daily-use crews over several months, yes. A trailer holds interior heat and gives workers a warmer break, while a standard unit works fine for shorter jobs or occasional use where budget matters more.
What is a self-contained portable sink good for in winter?
It provides hot and cold water without a plumbing hookup, which meets handwashing needs at sites where a spigot would freeze. It's the practical fix for crews doing paint, coating or food service outdoors.
What we rent
Four units cover almost every job
Typical Milwaukee ranges, not a quote. Delivery is $50 to $150 and a weekly service visit $30 to $60. See the full cost breakdown.
Deluxe flushing
$200 to $350 a weekend
ADA accessible
$199 to $300 a weekend
Restroom trailer
Quoted by stall count
The rest of the yard
One mobilisation, not three
Roll off dumpsters10, 20, 30 and 40 yardTemporary fencingPanels 6 feet by 12 feetStorage containers20 foot and 40 footHandwashing stationsSinks and sanitiser standsSeptic and grease trapsPumping, cleaning, emergenciesSite power and lightLight towers, temporary poles
We deliver across Milwaukee County and the surrounding metro:
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