Premium Shower Trailer Rentals across Seattle, Washington
The Lavatory is the go-to team for crew shower trailer rentals in Seattle, and we set the unit up ourselves. We bring it in, level it, turn on the hot water and hand it over ready to use. Same day, most days. Call now or request a free quote and we will hold your dates for a film base camp in SODO, a job site on First Hill, or a relief site after a storm.
Or call (866) 509-6846 for Seattle availability.What The Lavatory brings to a Seattle camp: hot-water shower trailers that work
Private hot showers for crews, camps, productions and emergency response.
Call (866) 509-6846 or request a quote and we will size the trailer to your Seattle dates.
The Lavatory is the name behind crew shower trailer rentals in Seattle
Go get another quote first. Then send it over and we will read it with you, line by line, and tell you what is missing. Usually it is the hot water, or the service visits, or the fact that the cheap bid is curtain stalls on a flatbed instead of private rooms with a door that locks. We own more than 250 units, we are licensed and insured, and we have spent eight years staging shower units in this market, which is why our portable shower trailer rentals in Washington come with the service schedule written down before you sign. Call us or request a free quote and we will tell you plainly what your site needs.
Rooms with a door that locks
Every station in our fleet is a private room, not a curtain hung on a frame. Gel-coated fiberglass inside, hot and cold at the head, and a latch. People actually use a shower that gives them a door.
The trailers are ours
More than 250 units sit in our own fleet, and we are not brokering somebody else’s equipment to your Seattle site. That is why we can tell you on the phone what is available and mean it.
Service visits are written down
Cleaning, restocking and tank service go in the paperwork with a cadence before you sign. We set it off your head count, then adjust when the crew size moves.
We plan the bridge and the grade before the trailer moves.
We check three things before we dispatch in this city. We check the crossing. We check the turning path and the slope of your pad. The Ballard and Fremont bridges open for marine traffic, and First Hill grades will put a long box out of level. We route around all of it and give you a window we can hit.
“We moved base camp twice in one week and they followed us both times without a fuss. Showers were hot at 5 a.m. both mornings. That is all I needed.”
“Our pad sloped badly and two other companies told us it would not work. These guys blocked it level and it never moved through a whole winter. Service came twice a week.”
“Wash water is a real rule on a Washington site and we were getting scraped for thin facilities. The unit fixed that in a day.”
Proof from the productions we have served with hot-water shower trailers
The companies that could rent anything still call us, because a bad shower at a base camp or a film set becomes the story of the whole job. The Lavatory has provided trailers for names like Google, Tesla, BMW, Mercedes, eBay, and Target, for hospitality at Caesars Palace, and for pro sports including the Golden State Warriors, Oakland A’s, and Las Vegas Raiders. The Lavatory in Tacoma sets up the same models a short drive from Seattle.
The reason those bookings repeat is simple. A hot shower at the end of a long day is the one thing a crew remembers about the camp. A fire agency near Seattle once called on a Thursday because the unit another company promised for a weekend base camp fell through, and we had a fully stocked trailer set and heated with hours to spare. A production running a long shoot outside town needed showers that held up day after day for cast and crew, and the same trailer stayed spotless through the whole schedule because our team serviced it. That standard travels to every Seattle booking, from a two-week jobsite to a festival campground. Industrial and hazmat sites near Seattle should read our post on choosing a safety shower trailer.
Three decades in event and equipment rental, running the largest luxury trailer fleet in the Western U.S. Every unit ours, never a broker’s.
Shower trailers for Seattle film and TV base camps
In Seattle the 8-Station usually ends up in SODO, Interbay or along the Duwamish, because those are the flat paved lots where a 35 foot tow can turn and sit level. Up on First Hill or in Ballard we send a smaller combo and park it tight instead.
Washington Filmworks pays productions to shoot here. The incentive runs 30 to 40 percent cash back on qualified in-state spend, and it is funded through June 30, 2030. A City of Seattle Master Film Permit covers City streets, sidewalks, parks and the Seattle Center campus grounds. So a series can put a base camp on public ground here on a permit. That is where we park.
The permit is the easy part. Filming in a Seattle residential area is off limits from 10 p.m. to 7 a.m. on weekdays and from 10 p.m. to 9 a.m. on weekends, unless the production pulls a temporary noise variance. Every adjacent property within one block in all directions has to be notified 3 to 5 business days ahead, with the hours and a map. Which means the spot where your shower and restroom unit sits is already on a map the neighbors have seen. We ask for that map before we schedule, then we hit the spot.
A walk through the shower unit
Private rooms with a lockable door
Every shower is its own room with a door that locks, a bench and a hook, so a crew or a camp showers with real privacy instead of a curtain in a row.
Hot and cold water controls
A water heater and onboard tanks feed hot and cold controls in each room, with 1.5 GPM shower heads so the hot water lasts through a full shift of people.
Air conditioning and heat
Climate control in every trailer, so a shower in a July heat wave or a January storm response feels like the one at home.
One-piece gel-coated fiberglass
Walls, ceiling and floor are one molded fiberglass surface with no seams, which is why the rooms clean fast, stay clean and never smell like a locker room.
Runs with or without hookups
Fresh and waste tanks on board, a generator when the site has no power, and the option to tie into on-site septic on a long deployment.
Serviced, stocked and pumped
We deliver the trailer stocked and come back to pump, restock and clean on longer jobs, so day twelve looks like day one.
Production parking in the right of way is for working production vehicles only. Cast and crew cars get pushed to private lots. Generators need a permit on a sidewalk or street, and a low impact film permit bars generators outright. So we plan power before anything else. On a lot with real service at the pole we bring the 8-Station private shower trailer and run it off one 50 amp 220 volt circuit. On a street hold with nothing but building power we bring a two station combo instead.
Shoots out here are wet. Rain cover and mud. Waders for water work, and talent who has to get warm and dry between setups. Magnuson Park at Sand Point shows what we plan around. Exterior filming across its 350 acres of open space and shoreline goes through the normal permit process, but no interior building locations come with the Master Film Permit. You can stage outside there. You cannot borrow a building’s plumbing. So the unit shows up full, heated and self contained.
Our crews also serve full shower trailer rental service across the region.
Full specifications for every unit are on the 8-Station spec page and its four sister pages, or call and we will spec it to your Seattle head count.
The full shower trailer fleet is one page over; below is how we size a unit to a Washington job.
Sizing mobile shower units to a Seattle head count
Five shower units cover everything from a single ADA-compliant room to a camp that showers two hundred people a day. Every one has hot water, private rooms and climate control. Tell us the head count, how long the job runs and what the site has for water and power, and we will size it.
8-Station Private Shower Trailer
Eight completely private shower rooms in a 29-foot box, built for crews, camps and relief sites of up to about 200 people a day. Hot and cold controls, 200-gallon fresh and 950-gallon waste tanks, an exterior four-sink hand wash bank under the roof line, and it can tie into on-site septic for long deployments. CAL FIRE approved for wildfire camp service, the spec incident teams ask for in every western state.
ADA + 2 Private Shower Trailer
Two standard private shower rooms plus one ADA room with a self-contained ramp, built to federal ADA requirements. The right unit when a site needs accessibility without giving up capacity, with 210 gallons of fresh water on board.
4-Station Shower, Restroom and Laundry Combo
Four private bathrooms, each with a toilet, sink, shower and power outlet, plus a washer and dryer in a separate room. A self-contained hygiene block for a crew of up to about 30 on a remote or long-term job.
2-Station Shower and Restroom Combo
Two private bathrooms with a toilet, sink and shower each, in a compact 11-foot box. The pick for a small crew, a ranch job or a production base that needs both functions in one footprint.
Single-Station ADA Shower and Restroom Combo
One fully accessible room: ADA china toilet with grab bars, roll-in shower with a seat and hand wand, ADA-height sink and vanity, and a ramp that deploys in minutes. It pairs with any other unit so every person on site is covered.
Bigger jobs run several trailers side by side, and long deployments get a service schedule instead of a one-time drop. If you are between sizes, we spec it to the head count rather than nudge you into more trailer than the job calls for.
For sites beyond this city, our Washington shower trailer service area lists every region we deliver to.
Fire camp shower trailers we send out of Seattle
Washington’s 2026 fire year was a big one. The Sinlahekin Fire in Okanogan County reached 154,480 acres after a July 26 start. Kaiser Canyon crossed Okanogan and Ferry counties at 138,213 acres. Little Giant burned 116,996 acres in Chelan County. More than 11,000 people were evacuated statewide. Most of that ground sits east of the Cascades, and the trucks and sanitation that feed those camps stage out of the I-5 corridor. Which is why a Puget Sound yard matters for a fire in Okanogan.
August 1 showed what a camp really takes. Three fires near Spokane, Old Trails, Fairview and Autumn Lane, ran under a red flag warning forecasters called unprecedented. By that Monday morning 65,000 people inside Spokane city limits had been evacuated, and 921 homes and other structures were gone. Crews came from nearly 30 states and more than 100 agencies. The command post moved to the Spokane County Fair and Expo Center, which turned into a full base camp with laundry and shower stations built to run for weeks. FEMA Region 10 brought in two wildfire base camps set up so 2,000 firefighters could eat, shower and sleep.
Fires happen on this side of the Cascades too. The Bear Gulch Fire started July 6, 2025 near Lake Cushman in Mason County, reached 20,000 acres, and was not contained until November 12. People called it the largest fire in western Washington in a generation. Haze from it reached Seattle by late July. On August 12 pyrocumulus clouds darkened the sky across central Puget Sound. That fire was roughly two hours from the city.
Shift change is the whole problem at fire camp. Crews come off the line at 12 hours or more, filthy, and the next shift is already in briefing. The 8-Station handles about 200 people a day on 1.5 GPM metered heads, which is the point of metering when your water arrives by truck. It is CAL FIRE approved for agency work. We are SAM.gov registered, licensed and insured, and we can run a camp self contained or tie into septic when a deployment stretches. Call us when the order comes in. We will tell you that day what we can get rolling.
Set, stocked and serviced: private shower trailers in Seattle
We handle the whole thing, not just the drop-off. Our team delivers the trailer, levels and sets it, connects water and power or stages a generator and a water supply, fires the heater and stocks every room before the first person needs it. When the job wraps, we come back and haul it away.
On longer or higher-traffic bookings in Seattle, we pump and restock on a schedule, and an on-site attendant is available for camps and productions where the trailer runs all day. That always-clean standard is the difference between a shower people use once and one they are glad to use every night of the job.
Our shower trailers on real Seattle-area jobs
Actual Lavatory shower units on actual jobs. Base camps, jobsites, race weekends, productions and the relief sites where the trailer has to run for weeks.
Ramps, ADA rooms and placement for multi-station shower trailers in Seattle
Start with where the water goes, because that is where cheap vendors fall over. The King County Industrial Waste Program requires written authorization before waste is hauled into the county system, and completed applications normally clear in five business days or less. Domestic waste water is defined to include material pulled from a septic tank, a cesspool or similar works that take only domestic sewage, and South Plant is the only King County facility that takes septic system waste. Every hauler disposing there needs a Pumper Certificate of Competency from Public Health Seattle and King County, a signed annual waste water disposal permit, and a million per occurrence in automobile liability. A shower unit is only as good as that chain behind it.
On the jobsite side, WAC 296-155-140 is the state construction sanitation rule, and it helps you. It requires clean tepid wash water between 70 and 100 degrees at all construction sites, individual hand towels, and a cleanser strong enough to take off paints and insecticides. L&I filed permanent updates to the chapter effective July 1, 2025. Mobile crews get an exception only when workers have transportation on hand to a facility that does meet the rule within three minutes travel. Warm water is the baseline on a Washington site, and a private hot water unit is the straightforward way to get there.
Then the curb and the clock. SDOT issues a right of way construction staging permit for staging equipment in the public right of way. A trailer and hitch parked there has to stay attached to a vehicle. A spot in paid parking needs a temporary no parking zone first. The noise code allows construction from 7 a.m. to 10 p.m. on weekdays and 9 a.m. to 10 p.m. on weekends, with a 7 p.m. end in residential zones, and impact work like pile driving held to 8 a.m. to 5 p.m. On the event side the City recommends one toilet per 100 people and requires hand sinks with hot and cold running water within 200 feet of food booths.
Ramps, rooms and pad prep on the site
- ADA-compliant shower units with a ramp, roll-in shower, seat, hand wand, grab bars and an ADA-height sink.
- Guidance on where to place the trailer so it is easy to reach, easy to service and level.
- Water and power sorted before delivery, with a generator and a water supply staged when the site has neither.
- Licensed and insured on every unit we put on the road.
One thing we always say plainly: some sites, agencies and city permits have their own rules on placement, accessibility, greywater and temporary hygiene facilities. Tell us the site and we will help you plan around them, but confirm any permit requirements with the property or the agency as well.
Job site and plant shutdown shower trailers around Seattle
There were 74 active construction projects downtown heading into 2026, with 3,325 homes under construction in that core alone and more than 540 active multi-family and mixed use projects citywide. That is a lot of crews with nowhere to clean up. Dirty trades finish a shift coated in concrete dust or demo grit. They are not walking into a finished lobby to wash, so we put a private hot water shower unit on the pad and keep it stocked.
The work we get called for has names on it. Harborview Medical Center on First Hill is building a ten story inpatient tower along with an emergency department expansion, and the tower is set to be occupied in late 2028. WSDOT has been replacing the Portage Bay Bridge and building the Roanoke lid since November 2024, with pile driving running into late April 2026 and round the clock soil removal on the Boyer Hillside starting July 22. Revive I-5 crews have been resurfacing the Ship Canal Bridge deck since the summer of 2025. Add the Fishermen’s Terminal Northwest Dock rebuild from 2026 through 2028, where rotting timber piers are coming out for steel piles.
Industrial work is its own animal. Boeing builds the 737 in Renton and the 767 Freighter, 777 and 777X in Everett, and the rework crews who come into those plants are outside trades with no locker room of their own. Same story at the refit berths on Harbor Island and in Ballard. Same at Fishermen’s Terminal, where more than 700 vessels come home from months off Alaska. For a small crew on a tight pad we send the ADA plus 2 private shower trailer, because two 120 volt 20 amp circuits is a plug in and not an electrician call.
Two things go wrong here more than anywhere else. Water crossings and grade. The Ballard and Fremont bridges sit low over the water and open for boats, which will hold a delivery truck for twenty minutes. A 29 foot box is 35 feet with the tongue, and plenty of Ballard and Capitol Hill blocks have no turning path for that. And on Harbor Island the ground is fill, so we bring plates for the jacks.
Other Seattle jobs our shower trailer rentals cover
Three kinds of sites account for most of our work in this city. Film and TV base camps, construction and industrial crew camps, and fire camps. Each one asks something different of the same trailer.
Outreach and public health hygiene
The 2026 King County count put 11,829 people without housing on a given night, and the fixed hygiene sites downtown allow one shower a day on weekday hours. Mobile hygiene days and village sites need showers parked where people already are. The ADA + 2 unit with its built in ramp fits the small lots those programs get to use.
Sports camps and race weekends
Team camps and start and finish areas push a lot of bodies through a parking lot in a couple of hours. We size off the peak window, not the day total. Private rooms with a door that locks also matter when minors are showering.
Festival and event camping
Multi-day camping footprints need showers on a service schedule or they go bad by day two. Seattle’s own event guidance calls for a service person on standby once a site runs ten or more units across multiple days. We staff that instead of arguing about it.
Off-grid crew housing
Timber, utility and survey work in the Cascade foothills often has no power and no water line. Every unit we send can run on tanks and come back on a refill cadence. We build that schedule off head count and flow rate.
Disaster relief and evacuation sites
The December 2025 atmospheric rivers pushed three of the state’s largest rivers past record flood levels and flooded about 30 more. Shelters and staging sites need hot showers within a day, not a week. We keep units staged and we dispatch around the clock.
What ties these together is that a hot shower changes how a long day ends. Because our units sit staged across the region instead of a couple of states away, getting a shower trailer to a Seattle site, even on a short-notice call, is an ordinary ask here, not a scramble.
What one shift without a hot-water shower trailer costs relief sites
Think about what a Seattle deployment actually costs to run. Wages, lodging, fuel, the schedule pressure, the people you are asking to work long days away from home. Then picture the end of that shift with nowhere to get clean. A shower is the one thing every person on site uses, and it is the detail they quietly judge the whole camp by.
A private shower trailer protects everything else you are spending. Crews sleep better and stay on the job, a production keeps cast and crew comfortable through a long schedule, and a relief site gives people back a piece of normal. Set against the cost of the deployment, it is a small line item that carries a lot of the morale, which is why the managers who have run a camp without one book the trailer first the next time.
From your call to a mobile shower unit running in Seattle
Booking should be the easy part of running a site. Four steps, a straight answer, and one team that owns the whole thing.
Tell us about the site
Share the dates, a rough head count and where the trailer will sit. That is enough for us to point you to the right unit and count.
We match the trailer and the hookups
We confirm whether the site has water and power or needs a generator and a supply, and pin the exact spot so delivery is one clean trip.
Delivery and setup
We arrive on your schedule, level and set the trailer, connect it, heat the water and stock every room so it is ready before the first shift ends.
Use it, we handle service and pickup
The trailer holds up through the whole deployment while our line stays open. When you are done, we come back and take it away.
Real Seattle bookings of shower trailers, in brief
Location manager, Tuesday call for a Thursday base camp in SODO
A commercial unit lost its planned lot two days out and moved base camp to a paved yard in SODO. Neighbor notices were already out with the old map, so the production issued a revised map and we placed the unit on the corner that notice showed. We came in Wednesday afternoon, leveled on plates and left it hot overnight. Call time was 5:30 a.m. and nobody had to talk about showers.
Superintendent on a First Hill hospital job, 4:30 a.m. shift change
A demolition crew was coming off nights into the same gate the day trades were using, on a site with no spare room at grade. The pad we were given sloped more than three inches across the length of a long box, so we swapped to a four station combo with laundry and used blocking to level it against the slope. Laundry turned out to matter more than the showers, because the crew was burning through work clothes every shift. We serviced it twice a week for eleven months.
County emergency coordinator, second week of a flood response
A staging site west of the Snoqualmie was running on bottled water and a borrowed restroom block after the river crested, and the responder rotation had stretched into a second week. We brought in an eight room unit and set it on the only gravel still holding weight, then turned the hand wash bank on the 8-Station toward the meal tent because food service was running there. It stayed until the rotation wound down.
Seattle neighborhoods we deliver shower trailers to
We deliver across Seattle and out through King County, and we reach Bellevue, Renton, Kent, Everett and Tacoma on the same routes. Tell us the cross streets, the gate width and whether there is power at the pole, and we will tell you which unit fits and when.
We cover Seattle shower trailer rentals across Washington. Towns and job corridors we serve include Ballard, Fremont, Wallingford, Green Lake, Greenwood, Queen Anne, Magnolia, Interbay, Belltown, South Lake Union, Capitol Hill, First Hill, Central District, University District, Northgate, Lake City, SODO, Georgetown, South Park, Beacon Hill, Columbia City, Rainier Beach, West Seattle, Delridge.
Jobs outside town are covered too; the Washington shower trailer coverage map shows every corridor.
Ballard
Dense infill building on narrow streets, wedged between Salmon Bay and the hill. Curb space is the scarce thing here, not work. We pull a temporary no parking zone where we have to and bring a shorter combo rather than fight a 35 foot turn.
Magnuson Park and Sand Point
Three hundred fifty acres of open ground, roads and shoreline on the old Naval Station, and a regular stop for film and event permits. Exterior use goes through the normal process while the buildings do not come with it. So we bring water, heat and waste space with the trailer.
Harbor Island and the Duwamish
Marine repair, terminals and sediment work on fill ground that moves under load. Crews here are filthy at the end of a shift and there is rarely a clean place to change. We set on plates and plan the pump schedule around head count.
Seattle Center and Uptown
A 74 acre campus that hosts Northwest Folklife over Memorial Day weekend and Bumbershoot on Labor Day weekend, with Memorial Stadium being rebuilt through late 2027. Event footprints here are mapped and approved in advance. We place units to the approved map and staff a standby service person on multi-day runs.
Rainier Valley and South Park
Outreach work, village sites and industrial edges sit close together through Columbia City and down into South Park. Hygiene services are thin this far from downtown. Our ADA + 2 unit with its built in ramp fits the small lots these programs actually get.
Planned rentals are usually scheduled the same week, and we do our best to cover last-minute Seattle dates when a trailer is nearby.
What customers say about our Seattle shower trailer rentals
“We run hygiene days in small church lots and the ADA unit with the ramp actually fits. People who use a wheelchair could get in on their own, which has not been true of anything else we have rented. The crew set it up quietly and came back to service it without us chasing anybody.”
“Our guys come off demo filthy and they were driving home like that. Now they change out in a private room and the trucks stay clean.”
“We had a multi-day footprint with food booths and needed hot running hand sinks inside 200 feet. They brought the 8-Station because that is the unit with the exterior 4-sink hand wash bank, and the inspector signed off without a second visit.”
“Paperwork was current and their SAM registration checked out on the first look. Mobilization beat the quote. Crews got hot showers at shift change for six straight weeks.”
“They told us straight that a long trailer would not turn on our block and sent a smaller combo instead. I appreciated not being sold the bigger thing.”
“After the December flooding we needed showers at a staging site fast and they were on site the next morning. Waste hauling ran on a schedule so we never had to think about it. That is the part other vendors kept getting wrong.”
Questions we get about multi-station shower trailers in Seattle
Will I need a permit to park a portable shower trailer on a Seattle street or in a lot?
On private property with the owner’s permission, usually not. In the public right of way, yes. SDOT issues a right of way construction staging permit for staging equipment in the street, and a spot in paid parking also needs a temporary no parking zone set up before delivery. One detail catches people out: a trailer and hitch parked in the right of way has to stay attached to a vehicle. We will tell you which permit your spot needs before we schedule.
Can you tell me what drives the cost of a hot-water shower trailer rental in Seattle?
Station count and length of rental come first. Then whether your site has power and water or the unit runs on tanks, how often the waste tank needs pumping, which follows head count and flow rather than the calendar, and whether you need ADA, laundry or an attendant. Access matters here more than in flat cities, because a tight block or a soft pad can add plates or a shorter tow. Give us the head count and the cross streets and we will quote it straight.
Is someone cleaning and restocking the trailer on a long Seattle deployment?
Yes, and the cadence is in the paperwork before you sign. Our own crews handle cleaning, restocking and tank service, and we set the frequency off your head count instead of a default. On wet season jobs we also check and reset the jacks every visit, because gravel pads soften from October through June. If your crew size changes mid job, tell us and we change the schedule.
Where does the power come from if my Seattle site has no spare circuit?
Three options. The 8-Station needs one 50 amp 220 volt circuit, which usually means a lot with real service at the pole or a permitted generator. The smaller combos and the ADA + 2 run on two 120 volt 20 amp circuits, close to household power and often solvable from a nearby panel. If neither works we plan a generator, and on film or event footprints remember that generators need a permit on a sidewalk or street and are barred outright under a low impact film permit.
What do I get if I need toilets and laundry with the showers?
The 4-Station Shower, Restroom and Laundry Combo is the one to look at. It gives four private bathrooms, each with a toilet, sink and shower plus an outlet, and keeps a washer and dryer in a separate room. It holds 105 gallons fresh and suits crews of about 30. There is also a 2-Station Shower and Restroom Combo in an 11 foot box for smaller crews, plus a Single-Station ADA Shower and Restroom Combo with grab bars and a roll-in shower.
When do I need a second crew shower trailer instead of one bigger unit?
When the site has two gates, two shifts that overlap, or more than one pad that can hold a trailer. Camps are the clearest case. The Spokane County base camp that supported the August 2026 fires ran laundry, catering and shower stations as separate pieces so crews could cycle through without a line. If your head count climbs past what one unit handles in the shift change window, a second unit at a second gate beats a longer queue at one.
How much notice and site prep do you need before delivery in Seattle?
A few days is comfortable and same day happens more often than people expect. What we need from you is the gate width, the turning path, the surface and the slope. A 29 foot box is 35 feet with the tongue, so plenty of Ballard and Capitol Hill blocks will not take it. Clear a pad that is close to level, keep cars off it, and tell us where the water and power are. We bring plates and blocking for soft or sloped ground.
Do your hot-water shower trailers meet CAL FIRE and agency requirements?
Our 8-Station Private Shower Trailer is CAL FIRE approved, and the ADA units meet federal ADA. We are SAM.gov registered, licensed and insured, and we carry an A+ rating across our network with a 99.9 percent incident free record. For a federal or state incident we can supply insurance certificates, registration details and unit specifications on the first call, so a contracting officer is not waiting on us.
Are the showers wheelchair accessible?
Some of them, by design. The ADA + 2 Private Shower Trailer carries one ADA shower room alongside two standard rooms, with a ramp built into the unit so you are not renting a ramp separately. The Single-Station ADA Shower and Restroom Combo has an ADA china toilet with grab bars and a roll-in shower with a seat and a wand. On an event footprint at least five percent of toilets must be accessible and never fewer than one, so we plan the accessible unit into the count early.
Could you reach a flood or evacuation site in King County the same day?
Often yes, and that is what the 24/7 dispatch line is for. The December 2025 atmospheric rivers pushed three of the state’s largest rivers past record flood levels and flooded about 30 more, and a major disaster declaration followed for the December 5 to 19 period. What slows a same day delivery is almost never the trailer. It is road access and a pad that will hold weight. Tell us where you can get a truck in and we will tell you what we can land.
Seattle shower trailer resource library
We rent more than showers, so here is the rest of the fleet that goes out to Seattle sites alongside them.
How to get a Seattle site ready before the mobile shower unit arrives
Most of the trouble on a Seattle delivery happens before the trailer shows up, not during. A pad two inches out of level. A gate six inches too narrow. A panel with nothing spare in it. Those are the things that turn a forty minute setup into half a day of standing around. We walk the site with customers before we schedule, and you can do the same walk yourself in about ten minutes with a tape and a phone.
Start with the surface. Paved and flat is ideal, compacted gravel is fine, and bare dirt is workable in summer and a problem from October on. Normal rainfall here runs 39.34 inches across roughly 155 days with some precipitation, so a pad that holds weight in August may not in November. Look for standing water and soft spots. If you find them, say so, because we will bring plates and blocking rather than discover it with a loaded axle.
Questions to ask before you sign a crew shower trailer rental in Seattle
Two quotes for the same job can be far apart and both look reasonable on paper. The gap is almost never the trailer itself. It is what the trailer comes with and who shows up after the drop. A quote that looks cheap in March can cost you a crew’s patience by June, and that is the expensive part. These are the questions worth asking any company in this market, us included, along with what a good answer sounds like. Write the answers down, because the vague ones are the tell.
Start with whether each station is a private room or a curtain. This is the biggest quality split in the business. A curtain stall on a flatbed is cheap, and it is also why crews stop using the unit by week two. A private room with a latching door, gel-coated fiberglass inside and hot and cold at the head gets used. Ask for a photo of the interior, not the outside.
When to book a portable shower trailer in Seattle, month by month
Demand in this city is not flat, and it does not follow the pattern people expect from a hot weather market. The crunch here comes from a short dry window, a long wet one, and two emergency seasons that overlap with both. Knowing the shape of the year is the cheapest way to get the unit you want instead of the one that happens to be free.
January through March is cold and wet and busier than outsiders guess. Indoor construction runs hard, hospital and mid-rise work does not stop, and the regional homelessness authority activates severe weather response when lows sit at or below 35 for three days running. It ran a tier 3 call-out from January 10 to January 16, 2026. Book hygiene and shelter support with lead time, because those call-outs come with about three days of warning.
Washington Military Department, December 2025 atmospheric river flooding
Shower station math for Seattle crews, camps and event footprints
Almost nobody does this math, and then the unit is undersized and everyone blames the trailer. It is not hard. The only trick is using the right number, and the right number is not how many people are on the job.
The number you want is how many people hit the unit inside the same hour. A hundred person job with a staggered release puts maybe twenty five people through at once. A sixty person crew that all walks off at the same whistle puts sixty. The second site needs more stations than the first, even with fewer workers. So start by asking your foreman when people actually stop.
Get a Seattle shower trailer on your site this week
Tell us the head count, the cross streets and whether there is power at the pole. We will tell you which unit fits, when we can be there, and what the service schedule looks like before you sign.
