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Portable Toilets and Septic Pumping
Evansville, IN
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Reliable Sanitary Solutions Since 1953
Nix Sanitary Service has proudly served Southern Indiana for over 70 years as a locally and family-owned business. With four generations of experience, our licensed and insured team delivers high-quality septic tank cleaning, portable toilet rentals, and emergency services—always backed by our satisfaction guarantee.
We never use subcontractors, and we offer same-day and after-hour service upon request. Emergency response is available when you need it most, and we provide free, no-obligation estimates the same business day. Need reliable septic service fast? Contact Nix Sanitary Service and experience a company that puts your satisfaction first.
At Nix Sanitary Services, we believe that maintaining clean, reliable sanitation isn’t just about convenience—it’s about protecting the health and well-being of our community.
Whether it’s providing portable toilets for an event, maintaining construction site units, or offering septic pumping in Evansville, IN, our work plays a crucial role in preventing the spread of bacteria and keeping water sources safe. For us, sanitation is about more than equipment—it’s about doing our part to protect the place we all call home.
For outdoor events and construction sites, it's important to make sure the area stays safe and sanitary for eventgoers and employees alike. Our portable restrooms and handwashing stations help to prevent the spread of bacteria and viruses, so you can have peace of mind knowing you're reducing the risk of infection among workers and event attendees. Portable sinks and restrooms also help to cut down on time spent away from the site or event, which can help to boost productivity for construction projects and improve the overall enjoyment of event attendees. To learn more about our portable sinks and toilets, be sure to reach out to us today. Our customer service is unparalleled, whether you're looking for portable toilets or septic pumping in Evansville, IN!
Why Choose Nix Sanitary Service
No-Obligation Free Estimates
Four Generations of Combined Experience
Emergency Services Available
Schedules After-Hour Services By Request
Local and Family-Owned Since 1953
Your Satisfaction is Guaranteed

OSHA Compliance Support
At Nix Sanitary Service, we're committed to maintaining the highest standards of safety and compliance. Our team is well-versed in OSHA regulations and we offer support to ensure your sanitation practices meet all requirements.
Portable Toilet Rentals & Service
Whether you're planning a large outdoor event or managing a construction site, our portable toilet rental and service options have you covered. We provide clean, well-maintained units and offer regular servicing of those units.
Septic System Services
Our comprehensive septic system services are designed to keep your system running smoothly and efficiently. From routine septic cleaning and septic pumping in Evansville, IN to inspections and repairs, we handle it all.
Emergency & Disaster Response
When disaster strikes, you need a team you can count on. Nix Sanitary Service offers rapid emergency and disaster response services to address urgent septic and sanitation needs.
About Our Business
Nix Sanitary Service offers more than just septic pumping in Evansville, IN; we're a family legacy spanning four generations. Since 1953, we've been dedicated to serving Southern Indiana.
Frequently Asked Questions
We understand that septic systems can be complex. Our FAQ section addresses common concerns and provides valuable insights to help you better understand and care for your septic system.
Frequently Asked Questions
How does local weather affect my septic and sanitation systems?
Weather in Evansville ranges from hot, humid summers to cold, wet winters, and each season can impact your septic system differently. Heavy rain can saturate the soil, causing drain fields to overload and potentially back up wastewater. Freezing winter temperatures can crack or freeze septic lines, while prolonged heat can dry out soil and slow wastewater flow. Understanding these effects is key to preventing costly damage.
How can I prevent weather-related septic problems?
Regular maintenance and timely septic pumping are essential. Scheduling pumping before seasonal changes helps prepare your system for temperature fluctuations, heavy rainfall, or dry conditions, keeping it balanced and efficient year-round.
What specific weather conditions should I watch for?
Common weather challenges that affect septic systems include:
- Excessive rain, which can flood the drain field and disrupt proper filtration
- Cold temperatures, which may freeze lines or components
- Prolonged heat, which can harden soil and slow wastewater flow
Why is regular septic pumping important?
Routine septic pumping removes solids and buildup before they cause blockages, backups, or environmental contamination. It protects your home, maintains system efficiency, and helps your system withstand seasonal weather changes.
How does Nix Sanitary Services help with weather-related maintenance?
Our experienced technicians understand local seasonal challenges and provide proactive solutions. We offer inspections, routine pumping, and guidance to ensure your septic and sanitation systems perform reliably, keeping your property safe, clean, and compliant all year.
How soon should I book my rentals?
It’s always a good idea to book early—especially during busy seasons or for large events. That way, we can make sure you get the right number of units and have everything set up exactly when you need it.
What should I do if I notice odors or slow drains near my septic tank?
These can be signs that your septic tank needs servicing. Contact us right away so we can diagnose the issue and schedule timely septic pumping in Evansville, IN before it develops into a larger problem.
How do portable hand washing stations work without plumbing?
Our hand washing stations use a self-contained system with fresh and gray water tanks. Each portable hand washing station in includes soap dispensers and foot pumps for easy, hygienic use—no plumbing hookups required!

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Here's what our satisfied customers are saying...
At Nix Sanitary Service, we take pride in providing exceptional portable toilets and septic system services to our customers. We would be grateful if you could share your thoughts about our business with others. Your feedback helps us improve and helps others make informed decisions. Please take a moment to leave a review of Nix Sanitary Service and let others know what you think.












