Standard porta potty
$125 to $250 a weekend
How Much Does Holding Tank Rental Cost?
The honest answer depends on what's inside the tank. A fresh water holding tank for a construction crew costs less to run than a sewage holding tank that needs regular pumping. Septic and holding tank service in our septic pumping cost data lands between 150 and 300 dollars a day, with weekend pump-outs closer to 50 to 150 dollars. That's separate from the tank rental itself. If you're comparing against portable toilet rental for a Milwaukee jobsite, a standard unit at 100 to 350 dollars a day is often the cheaper route when you just need toilets, not a standalone tank. Anyone weighing a holding tank against a full restroom trailer rental should note trailers run 175 to 2,500 dollars a day depending on stall count, so a bare tank plus portable sink rental can be the lighter option for water-only needs. For agricultural sites, OSHA 1928.110 requires potable water and toilets within a quarter mile walk for hand-labor crews, which is often why a farm adds a standalone water tank instead of trucking crews to a fixed point. See farm and agricultural restrooms for how that pairs with sanitation.
Do I Need a Permit for a Holding Tank in Milwaukee?
Maybe, if it sits in the public way. Milwaukee's Chapter 115 covers obstruction of public ways, and a tank parked at curbside on a Wauwatosa-adjacent block 3.8 miles from downtown still falls inside city limits and the same rule. The exact permit name and fee are not published in a form we can verify, so confirm placement with the Department of Public Works before drop-off. This mirrors the gap covered on dumpster permit requirements and porta potty permit requirements, both driven by the same ordinance chapter. If the tank stays fully on private property, driveway or a fenced yard, the public way question doesn't apply. Wisconsin DNR rules matter more for what happens after: any business that services or disposes of septage, and that explicitly includes holding tanks, must be licensed under ch. NR 113 and operated by someone certified under ch. NR 114. That's a state license, not a city permit, and it applies whether the tank sits in West Allis, 7.0 miles southwest, or downtown Milwaukee.
Is an RV Holding Tank Rental Different From a Septic Holding Tank?
Yes, mostly in size and hookup, not in the rules that govern pumping. An RV black water tank rental is built for intermittent dumping tied to a camping schedule, see camping porta potty for the sanitation side of that setup, while a septic holding tank rental serves a building or event site with no functioning septic system at all. Both need the same DNR-licensed pump-out. A typical fixed septic tank gets pumped every 3 to 5 years based on tank size and household load, but a rental holding tank has no absorption field, so it fills faster and needs scheduled service, sometimes weekly under the same interval logic as ANSI/PSAI Z4.3's baseline for portable sanitation. For an event in Milwaukee needing both toilets and a holding tank, pair this with event restroom rental or check how many porta potties do i need to size the whole setup, not just the tank.
How much does it cost to pump a holding tank?
Pump-outs price like septic service, 150 to 300 dollars for a standard day visit, less for a weekend call at 50 to 150 dollars. Frequency depends on tank size and use. See septic pumping service for scheduling.
Can I rent a holding tank without a toilet attached?
Yes. Standalone water and waste tanks are common on construction sites needing potable water under OSHA 1926.51(a)(1). Pair one with handwashing station rental if crews need washing, not just supply.
Do I need one for an RV near Milwaukee?
Only if your site lacks a dump station. Many campers rent a tank for extended stays. Check porta potty rental milwaukee for delivery zones covering the metro.
What size tank do I need?
It depends on user count and days between service. A 1,000 to 1,500 gallon range covers most small sites. Larger jobs often add a storage container rental for equipment alongside the tank.
Is a permit required for a grease holding tank?
Grease interceptors are pumped at 25 percent fats, oils and solids depth, a different rule than sewage holding tanks. See grease trap pumping for that specific service.
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:
Next step
Get a delivery date
Tell us the address, the dates and the headcount. We size the order and confirm the route.