How does a portable sink station work?
A portable sink station is a closed loop. Fresh water sits in an onboard tank, gets pumped to the faucet by a foot pedal or hand pump, and drains into a separate gray water tank underneath. Nothing hooks to a building. That is what makes South Gate Porta Pros units useful at a construction lot on Firestone Blvd or a backyard remodel where the water is shut off. Some models heat the water, which matters if crews are washing up after using solvents or coatings. Under OSHA 1926.51(f)(1), washing facilities are specifically required where employees apply paints, coatings, herbicides or insecticides, so a hot water portable sink earns its spot on those sites. For general job site sanitation questions, our handwashing station rental page breaks down which unit fits which crew size, and 29 CFR 1910.141(d)(2) requires soap and towels or a hand-drying device at any washing station, not just sanitizer. If you are pairing a sink with toilets, check our porta potty placement guide so both units land somewhere crews will actually use them.
Can a portable sink be used for washing hair?
Yes. A portable sink for hair washing works the same way as a standard unit, just with a wider basin and usually a sprayer attachment instead of a straight faucet. This shows up most at events, disaster relief staging, and long-term camping setups where showers are not practical but hair still needs washing. A portable sink to wash hair pairs well with a shower trailer rental if a client wants both options on-site, especially for disaster relief sanitation deployments where crews are living on-site for days. For weddings and outdoor events, some clients rent a sink station alongside a luxury restroom trailer so guests have a real washing station instead of just sanitizer. South Gate events near the 710 corridor tend to go this route when the venue has no interior plumbing access.
What is the water tank capacity on a portable sink rental?
Tank capacity ranges by model, but most units carry a fresh water tank and a matching gray water tank underneath, sized so a crew does not need a refill mid-shift. Larger portable sink water tanks matter for bigger crews or multi-day events, since a small tank means more refill trips. South Gate Porta Pros sizes tank capacity to expected user count before delivery, the same logic used on our how many porta potties do i need guide. If you are stacking a sink station next to portable toilets on a construction site, OSHA 1926.51(c) sets the toilet ratios by crew size, and matching your sink tank size to that same headcount keeps both from running dry at the same time. For farms and agricultural crews doing hand labor, OSHA 1928.110 requires potable water and handwashing within a quarter mile walk of the work area, which is often what pushes a farm client toward a portable sink instead of a single fixed tap.
Do camping portable sinks need a power hookup?
No. A camping portable sink runs on battery power or a hand pump, so it works fully off-grid. That is the whole point of a camping setup: no generator, no outlet, no plumbing. Foot-pump models need no power at all. Battery models typically run for days on a charge before needing a swap, which matters for remote sites outside South Gate proper, whether that is a multi-day event or a longer film shoot. If your production or event also needs lighting, our light tower rental and temporary power pole pages cover power for the rest of the site. Camping sink stations get paired often with camping porta potty units and, for larger group camps, a holding tank rental to handle overflow gray water so nothing runs onto the ground.
Pricing
| unit | duration | typical price |
|---|---|---|
| handwashing station | day | inquire |
| handwashing station | week | inquire |
| standard porta potty | day | $150 |
| standard porta potty | week | $200 |
| deluxe flushable unit | week | $250 |
Exact sink station pricing depends on tank size and heating options, so a quote through request a quote will nail down the number for your job. If you are budgeting a full site package, our porta potty rental cost and porta potty rental per day pages show where sink rentals typically land next to toilets in a combined order. South Gate Porta Pros also delivers to Cudahy, 2.4 miles northeast, and Bell, 3.5 miles north, at the same rates.
Does a portable sink rental include soap and towels?
Yes, standard setups include a soap dispenser and paper towel holder built into the unit. This meets 29 CFR 1910.141(d)(2), which requires soap and towels or a hand-drying device at washing stations. Hand sanitizer alone does not satisfy that requirement, so if your site only has sanitizer stations now, check our hand sanitizer station rental page before an inspection catches the gap.
How often does the water tank need refilling?
It depends on user count and tank size, but most job sites schedule a refill every one to two days for a mid-crew unit. Events with heavy traffic may need same-day refills. South Gate Porta Pros can build a refill schedule into a multi-day rental so the tank never runs dry mid-event.
Can I rent a portable sink for a single day?
Yes, single-day rentals are common for one-off events, inspections, or short jobs. Weekly and monthly terms cost less per day than a one-day rental, so if the job might stretch past a weekend, ask about the monthly porta potty rental rate structure before booking short.
Do I need an ADA accessible sink station?
If you are already renting ADA-accessible toilets, matching sink height matters for the same guests. ADA Standards 308.2.1 sets forward reach limits at 48 inches high and 15 inches low, and our ADA accessible porta potty page covers the matching unit specs.
What is the difference between a portable sink and a handwashing station?
They are largely the same product under two names. "Handwashing station" is the more common construction-site term, while "portable sink" gets used more for events and camping. Both carry a fresh water tank, a pump, and a gray water tank, covered in detail on our portable sink rental comparison.
Next step
Get a delivery date
Tell us the address, the dates and the headcount. We size the order and confirm the route.