Get matched with top septic tank pros in Ajo, AZ

Q: What are the signs of a bad well pressure tank?

• <div><p>Several warning signs can indicate current or future issues with your well pressure tank. If you notice inconsistent water pressure, water spitting from your faucets, clicking sounds, or electricity bill spikes without other obvious causes, it may be time to get your pressure tank and well system looked at by a professional.</p></div>

Q: How long does a deep well last?

• <div><p>Most deep wells can be expected to last somewhere between <b>30 and 50 years</b>. This assumes that the well and all of its components are properly maintained on a regular basis. During this time, it is unlikely that modern deep wells will run dry over the course of their typical lifespan. That is one of the biggest benefits of digging a deeper well. </p></div>

Q: How do I know which size well pressure tank I need?

• <div><p><a href="https://www.angi.com/articles/how-to-size-a-well-pressure-tank.htm">How to size a well pressure tank</a> is determined by three factors: flow rate, or how many gallons per minute your well pump produces; minimum runtime; and pressure switch setting. Most pressure tanks have a pressure switch operating at 20/40, 30/50, and 40/60&mdash;the first number is the pressure needed for the pump to turn on, and the second number is the pressure needed for the pump to switch off. Most homeowners relying on well water require a water pressure tank ranging from 20 to 80 gallons. </p></div>

Q: How much does a well water test cost?

• <div><p>Getting <a href="https://www.angi.com/articles/cost-of-well-inspection.htm">well water tested costs</a> <b>$100 to $350</b> if done by a pro. You can also buy DIY test kits for $20 to $100, but professional tests are more reliable. You can get a comprehensive well inspection, which includes advanced water testing, for $700 to $750, which you should do yearly anyway.</p></div>

Q: What is the most cost-effective or least expensive type of septic system?

• <div><p>Conventional anaerobic septic systems are the most cost-effective and least expensive type, with installation costs typically ranging from $3,000 to $8,000. For comparison, sand filter systems cost between $7,000 and $18,000, while mound systems are the most expensive at $10,000 to $20,000. Several factors influence the final price. The tank material is a key consideration; plastic tanks are the most budget-friendly option, starting around $2,900, but concrete and fiberglass tanks offer greater durability and longer life spans at a higher cost. The size of the tank also affects the price. For example, a 1,000-gallon tank costs between $900 and $1,500, whereas a larger 1,500-gallon tank costs $1,500 to $2,500.</p></div>

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Septic System - Install or ReplaceSeptic System - Install or Replace - For BusinessSeptic System - Repair+3 more

Serving Ajo, AZ and surrounding areas

In business since 2008

Emergency services offered

Credit card accepted

"He was able to quickly diagnose that the water leak from the water heater was a result of a ruptured tank, resulting in the need to replace the entire water heater."

Recommended by81%of homeowners

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American Home Shield – Home Warranty

3.5(

5,689

)

Septic System - Install or ReplaceSeptic System - Install or Replace - For BusinessSeptic System - Repair+3 more

Serving Ajo, AZ and surrounding areas

In business since 1971

Credit card accepted

"I just pay $75 you never know who's going to come out. They do everything electrical. Just about everything is covered except the septic tank. I had an air conditioner replaced. It went great, all I had to do was pay for the freon. He didn't charge e more than what was needed."

Recommended by65%of homeowners

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Tucson Septic Systems, LLC

4.0(

)

Septic System - Install or ReplaceSeptic System - RepairSeptic System - Repair - For Business+2 more

Serving Ajo, AZ and surrounding areas

In business since 1998

Free estimates

Emergency services offered

Hi. My name is David Goodwin, I am the owner of Tucson Septic Systems. LLC. While our name is Tucson Septic, we work not only in Pima County, but Maricopa County as well. \nI have been installing and replacing septic systems since 1996 and began my own business in 1998. Since that time I have installed nearly 500 septic systems, with no complaints. I strive to earn your business by handling all the details of your project and offering you a competitive price on your septic installation, repair, pumping, and Septic Certification. As a family owned business -- your business helps to keep us operating during these tough economic times, and I am very aware that you have a choice in who you work with. I hope you will consider working with us on your next project! \n

Recommended by100%of homeowners

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Arizona sewer and septic

New to Angi

Septic System - Install or ReplaceSeptic System - Repair

Serving Ajo, AZ and surrounding areas

AZ Sewer & Septics is a family-owned and operated company run by Arizona locals, specializing in excavation, septic, sewer, and drain services. ROC licensed and bonded, NAWT certified, and offering same-day services, AZ Sewer & Septics serves homeowners across the greater Phoenix area and surrounding communities.

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Posse plumbing

New to Angi

Septic Tank - Clean or Pump OutSeptic Tank - Clean or Pump Out - For Business

Serving Ajo, AZ and surrounding areas

Free estimates

Emergency services offered

Warranties offered

We specialize in waterhater installations and maintenance and all fixture replacement and repair spanning from toilets to faucets you name it we will replace it

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Ganz Legacy Plumbing LLC

New to Angi

Septic System - Install or ReplaceSeptic System - Repair

Serving Ajo, AZ and surrounding areas

Free estimates

Emergency services offered

Warranties offered

I am a 4th generation plumber. I take great pride in all work that I do. I also provide free estimates for all your plumbing needs

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Septic Tanks questions, answered by experts

Several warning signs can indicate current or future issues with your well pressure tank. If you notice inconsistent water pressure, water spitting from your faucets, clicking sounds, or electricity bill spikes without other obvious causes, it may be time to get your pressure tank and well system looked at by a professional.

Most deep wells can be expected to last somewhere between 30 and 50 years. This assumes that the well and all of its components are properly maintained on a regular basis. During this time, it is unlikely that modern deep wells will run dry over the course of their typical lifespan. That is one of the biggest benefits of digging a deeper well.

How to size a well pressure tank is determined by three factors: flow rate, or how many gallons per minute your well pump produces; minimum runtime; and pressure switch setting. Most pressure tanks have a pressure switch operating at 20/40, 30/50, and 40/60—the first number is the pressure needed for the pump to turn on, and the second number is the pressure needed for the pump to switch off. Most homeowners relying on well water require a water pressure tank ranging from 20 to 80 gallons.

Getting well water tested costs $100 to $350 if done by a pro. You can also buy DIY test kits for $20 to $100, but professional tests are more reliable. You can get a comprehensive well inspection, which includes advanced water testing, for $700 to $750, which you should do yearly anyway.

Conventional anaerobic septic systems are the most cost-effective and least expensive type, with installation costs typically ranging from $3,000 to $8,000. For comparison, sand filter systems cost between $7,000 and $18,000, while mound systems are the most expensive at $10,000 to $20,000. Several factors influence the final price. The tank material is a key consideration; plastic tanks are the most budget-friendly option, starting around $2,900, but concrete and fiberglass tanks offer greater durability and longer life spans at a higher cost. The size of the tank also affects the price. For example, a 1,000-gallon tank costs between $900 and $1,500, whereas a larger 1,500-gallon tank costs $1,500 to $2,500.

The Ajo, AZ homeowners’ guide to septic tank services

From average costs to expert advice, get all the answers you need to get your job done.

See all articles

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Aug 3, 2026Aug 3, 2026
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Are Septic Tanks Bad? Pros and Cons to Consider Before Moving Into a House With a Septic System
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Jul 9, 2026Jul 9, 2026
How to Build a Small Septic Tank for a Rural Property
Want to learn how to build a septic tank for your rural or off-grid property? First, check your local laws, then dive into these general guidelines.