Food Truck Water & Wastewater Requirements

Food truck water and wastewater requirements come down to four things: store enough clean potable water for the whole shift, supply a dedicated handwashing basin, capture all used water in a wastewater tank that is at least as large as your clean water tank, and protect and clean the whole system so it does not contaminate food. As a mobile food business under Standard 3.2.2 of the Food Standards Code, your truck is food premises on wheels, and its plumbing must meet the same hygiene outcomes as a fixed kitchen. Because a food truck carries its own water rather than plumbing into mains, planning capacity and protecting the system matter more than in a fixed venue. This guide explains what potable water storage, handwashing, wastewater capacity, hose protection and cleaning actually involve in day-to-day operation. How much potable water does a food truck need? You need enough potable water to cover handwashing, food preparation, equipment washing and cleaning for the entire trading period without running out. FSANZ guidance for a mobile food business makes clear that only potable, drinking-quality water may be used for food and for washing, so your storage tank must be food-grade and kept clean. Water must come from a safe, potable source and be stored so it cannot be contaminated. That means a sealed, food-grade tank, filled from a known potable supply, and never a tank that has held anything else. If you cannot easily top up during the day, size the tank for your busiest expected shift plus a margin. Why do you need a dedicated handwashing basin? A food truck must have a handwashing basin that is separate from the sinks used for food and equipment, supplied with warm running potable water, soap and single-use paper towels. Handwashing is the primary defence against contaminating food with pathogens from hands, so it cannot share a sink with dishwashing or food rinsing. Warm water at the handwash basin is expected because it helps handlers wash properly. Keep the basin accessible and stocked throughout service, and make handwashing a routine part of every task change. Building those prompts into staff training ensures new and casual crew wash at the right moments without being told each time. How big should the wastewater tank be? Your wastewater tank should hold at least as much as your clean water tank, and often councils expect it to be larger, because all the water you use has to go somewhere. Used water from handwashing, food prep and cleaning is dirty water and must be captured, not drained onto the ground or into stormwater. System part Requirement Why Clean water tank Food-grade, sealed, potable source, sized for the full shift Only potable water may touch food or hands Handwash basin Dedicated, warm running water, soap, single-use towels Handwashing must never share a food sink Wastewater tank At least equal to the clean tank, sealed, emptied at approved points All used water must be captured, not released Hoses and fittings Food-grade, protected from contamination, capped when not in use Prevents the supply itself becoming a hazard Empty the wastewater tank only at approved disposal points, never onto grass, garden beds or a drain. Plan your disposal in advance so you are not caught with a full tank mid-service. Recording each empty and refill as part of your mobile operations checks keeps a clean history you can show if asked. How do you protect hoses and fittings? The water system is only as safe as its most exposed part. Hoses that lie on the ground, uncapped inlets and fittings stored loose can all introduce contamination straight into your clean water. Use food-grade hoses, keep them off the ground, cap inlets and outlets when not connected, and store the clean-water hose separately from the wastewater hose so they are never confused. Use only food-grade, potable-rated hoses for clean water. Cap the clean water inlet whenever it is not being filled. Keep clean and waste hoses clearly separate and never interchange them. Store hoses off the ground and protected from dust and dirt. How should the water system be cleaned? Tanks, lines and basins need regular cleaning and sanitising to stop biofilm and bacteria building up in the system. Follow a schedule to flush and sanitise the clean water tank, clean the wastewater tank, and check for any odour, discolouration or slime that signals a problem. A neglected tank can contaminate every drop of water you use, undoing your other controls. Fold the water system into your overall cleaning schedule so tank sanitising is a recurring task, not an afterthought. For businesses running more than one truck, keeping the same method across the fleet through multi-venue management avoids gaps where one vehicle drifts off standard. For the full rules, check FSANZ and your state health department such as the Victorian Department of Health . How does the water system connect to temperature control? Water and temperature are more linked than they first appear. A reliable clean water supply is what lets you wash hands and sanitise surfaces often enough to keep the load safe, and clean equipment holds food temperature more predictably. If you run out of water mid-service, handwashing stops, cleaning stops, and the risk of the food entering the danger zone of 5C to 60C climbs. Planning water capacity is really part of planning safe service. Keep chilled ingredients at or below 5C and hot food at or above 60C throughout the shift, and use the 2-hour and 4-hour rule to manage ready-to-eat food that comes out of refrigeration. Recording these checks alongside your water and cleaning tasks through temperature monitoring gives you a single, joined-up record of how the truck stayed safe from setup to pack-down. What do councils check on a food truck water system? When an Environmental Health Officer inspects a mobile food business, the water system is one of the first things they look at. Common checks include whether the clean water tank is food-grade and filled from a potable source, whether the handwash basin is separate and stocked, whether the wastewater tank is adequate and being disposed of correctly, and whether hoses and fittings are protected from contamination. Being able to show a maintenance and sanitising record for the system turns a good verbal answer into solid evidence. Frequently asked questions What are the food truck water and wastewater requirements? Store enough clean potable water for the whole shift in a food-grade tank, provide a dedicated handwashing basin with warm water, soap and single-use towels, and capture all used water in a wastewater tank at least as large as the clean tank. Protect hoses and clean the system regularly. How large should the wastewater tank be compared to the clean tank? At least equal to the clean water tank, and many councils expect it to be larger. All water you use becomes wastewater, so the tank must hold everything you produce during a shift. Can a food truck reuse or drain wastewater on site? No. Wastewater must be captured and emptied only at approved disposal points. It must never be drained onto the ground, into garden beds or into stormwater drains. Does a food truck need a separate handwashing sink? Yes. The handwashing basin must be dedicated to hands and separate from food and equipment sinks, with warm running potable water, soap and single-use paper towels available throughout service. A food truck water system stays compliant when tank sizes, sanitising and disposal are tracked rather than trusted to memory. FoodSafety HQ lets mobile operators run recurring mobile business checks for water, wastewater and cleaning, with sign-offs you can show an EHO. See our food safety guides or start a free trial from the pricing page to keep every truck road and inspection ready.