Get matched with top septic tank pros in Boulder, MT

Q: What types of well pumps are available?

• <div><p>Options include submersible, jet, and centrifugal pumps. Choose based on water needs and well depth.</p></div>

Q: Why is my septic tank filling up so fast?

• <div><p>Septic tanks appear full after pumping because the liquid levels have returned to normal. If you can see the pipe, the tank is empty. However, heavy rain can cause septic tanks to fill faster than normal. You might also have leaky pipes or faucets, causing extra water to drip down the drains and into the septic tank.</p></div>

Q: How do I know if my well is dry or if my pump is bad?

• <div><p>Signs that your well is dry include a decrease in water pressure, strange odors coming from faucets, cloudy, bubbly, or discolored water, and water that&rsquo;s warmer than normal. Signs that your well pump is bad are similar, but you may also notice higher-than-average electric bills, strange clicking sounds, and faucets that spit or sputter.</p></div>

Q: How much does a well pump pressure tank setup cost?

• <div><p>A new water <a href="https://www.angi.com/articles/what-cost-replace-well-pressure-tank.htm">well pressure tank costs</a> <b>$300 to $500.</b> If you choose to hire a plumber for the job, expect labor to cost <b>$125 to $200.</b> If the tank is difficult to access, labor will cost more. Diaphragm and bladder well pressure tanks have similar costs. One-compartment well pressure tanks are less costly, but they have a higher chance of waterlogging. Larger pressure tanks cost more and hold more water, but they don&rsquo;t increase water pressure. </p></div>

Q: How do I set my well tank’s pressure?

• <div><p><a href="https://www.angi.com/articles/how-to-set-well-pressure-tank.htm">How do you set your well&rsquo;s pressure tank?</a> All you need to do is first drain the tank of water and find the pressure switch. Remove the switch cover and adjust the switch with a wrench&mdash;clockwise to increase water pressure, and counter-clockwise to reduce it. Each complete turn of the nut on the switch should equal 2.5 psi. Once this is done, replace the switch cover. All that&rsquo;s left is to adjust the pressure of the tank itself using an air compressor and a tire gauge to support the new setting.</p></div>

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Verified Reviews for Septic Tank Service pros in Boulder, MT

*The Angi rating for Septic Tank Service companies in Boulder, MT is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Septic Tank Service needs.

*The HomeAdvisor rating for Septic Tank Service companies in Boulder, MT is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Septic Tank Service needs.

Last update on March 20, 2026

Reviewed in March 2026
Very polite. Completed the job quickly, did a quality job and cleaned up before leaving.
Smith Construction, Inc.
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Reviewed in November 2024
Everything went very smooth with the first consult all the way through to the texts leading up to the install. Great group of people to work with!
Renewal by Andersen of Montana
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Reviewed in August 2024
Great people to work with, family business, trustworthy, did an excellent job ripping up and replacing our driveway. They completed the job in one day and without any issues. Attention to detail. Highly recommend them and you won't have to worry about the quality of the job they'll do.
Ted's Asphalt Repair
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Reviewed in March 2024
Professional, right on time, quickly completed as scheduled. We will use them again.
Madison River Excavation
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Reviewed in November 2022
Nathan is an excellent worker who works speedily and professionally. He replaced our dining room and bathroom floor and did such an excellent job that we want to hire him back to do our kitchen floor!! I would recommend Nathan to anyone!!!
Freedom Flooring
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Reviewed in October 2021
Royal Construction managed a 6000 sgft Unique Log Home construction and finishing, inside & out, over multiple phases. Shane & his crew were detail oriented, overly efficient in design and material usage, punctual and 100% reliable to his word and bids. We would not have been able to...
Royal Construction & Remodeling
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Reviewed in December 2020
We went into the Helena location in July and picked out a shed to be built. We were told 8-10 weeks from time of order, so we put $1800.00 down that day. We were told we would receive updates along the build, and to expect our shed in late August, early Sept. By mid Sept, we still had no shed,...
TUFF SHED INC - Helena
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Reviewed in June 2020
John was extremely friendly, suggesting others to do portions of the work where he didn't consider himself an expert. They were, and the job was done right. For the part he did, the work was fast, clean, and done with a smile. He's my new go-to plumber in the Boulder/Helena area.
Sorensen Plumbing
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Reviewed in April 2020
He is very meticulous, takes pride in his, work, and makes sure whatever he does is done to code. I was pleased with the work he did for me!
DLH Electric
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Reviewed in October 2016
The folks at Finstad's did a wonderful job with our flooring. It started with Chris coming out to give us ideas and options to Todd doing an exceptional job of installing the flooring from carpet to laminate. Chris and Todd made this an easy and enjoyable process and there is never a doubt...
FINSTAD'S CARPET ONE
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Find Septic tank pros in Boulder

K & E Enterprises, Inc.

5.0(

)

Septic System - Install or ReplaceSeptic System - Install or Replace - For Business

Serving Boulder, MT and surrounding areas

In business since 2007

Free estimates

Response time2 days

Recommended by100%of homeowners

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

Serving Boulder, MT and surrounding areas

In business since 2008

Emergency services offered

Credit card accepted

"Well. Only problem was delay in response time after claim was filed online. Water tank started leaking Thanksgiving morning and no reply until I called the Regional Manager."

Recommended by82%of homeowners

Septic System - Install or ReplaceSeptic System - Install or Replace - For BusinessSeptic System - Repair+1 more

Serving Boulder, MT and surrounding areas

In business since 2017

Free estimates

Emergency services offered

We take great pride our experience, expertise, quality, and customer service that we provide to meet the consumer's needs. It is our mission to provide excellent workmanship and complete customer satisfaction from start to completion of a project. order to understand the needs and expectations of our customers, we take great care to work and communicate with every customer a professional manner. Our reputation is based on service, safety, and quality, regardless of how large or small the job.

Response time3 hrs

Recommended by100%of homeowners

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American Home Shield – Home Warranty

3.5(

5,688

)

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

Serving Boulder, MT and surrounding areas

In business since 1971

Credit card accepted

"Takes for ever to get a return a call. Also took a week to get someone out for repairs. They said they would reimburse me for septic repairs and it took over 3 months for that to happen."

Recommended by65%of homeowners

Septic System - Install or ReplaceSeptic System - Install or Replace - For Business

Serving Boulder, MT and surrounding areas

In business since 2019

Free estimates

Offers commercial services

We pride our company on reliability, great communication, integrity, and quality work. We are experts in our trade and will do our best to keep you as educated as we can on your particular task or project. We look forward to earning your business!

Response time40 mins

Recommended by66%of homeowners

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KMD Construction LLC

New to Angi

Septic System - Install or ReplaceSeptic System - Repair

Serving Boulder, MT and surrounding areas

Free estimates

Emergency services offered

Small jobs welcome

We are an excavation/concrete company we do septic tanks, sidewalks, driveways, landscaping, demolition, and fencing. We are here for all your needs. Give us a call at 406-465-7954 for a free quote

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Thin Air Excavation

New to Angi

Septic System - Install or Replace

Serving Boulder, MT and surrounding areas

In business since 2022

Free estimates

Credit card accepted

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Freedom Fabrication and Metal Art, LLC

5.0(

)

Septic System - Install or Replace

Serving Boulder, MT and surrounding areas

In business since 2012

Free estimates

Credit card accepted

Response time2 days

Recommended by100%of homeowners

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Devers Excavation Contracting

New to Angi

Septic System - Install or Replace

Serving Boulder, MT and surrounding areas

In business since 2024

Free estimates

Offers commercial services

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Rocky Mountain Excavation & Grading, LLC

New to Angi

Septic System - Install or ReplaceSeptic System - Install or Replace - For BusinessSeptic System - Repair+1 more

Serving Boulder, MT and surrounding areas

In business since 2018

Free estimates

Emergency services offered

Rocky Mountain Excavation & Grading, LLC is committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers interests and make their concerns the basis of our business.\n

Response time12 hrs

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Showing 1-10 of 11

Septic Tanks questions, answered by experts

Options include submersible, jet, and centrifugal pumps. Choose based on water needs and well depth.

Septic tanks appear full after pumping because the liquid levels have returned to normal. If you can see the pipe, the tank is empty. However, heavy rain can cause septic tanks to fill faster than normal. You might also have leaky pipes or faucets, causing extra water to drip down the drains and into the septic tank.

Signs that your well is dry include a decrease in water pressure, strange odors coming from faucets, cloudy, bubbly, or discolored water, and water that’s warmer than normal. Signs that your well pump is bad are similar, but you may also notice higher-than-average electric bills, strange clicking sounds, and faucets that spit or sputter.

A new water well pressure tank costs $300 to $500. If you choose to hire a plumber for the job, expect labor to cost $125 to $200. If the tank is difficult to access, labor will cost more. Diaphragm and bladder well pressure tanks have similar costs. One-compartment well pressure tanks are less costly, but they have a higher chance of waterlogging. Larger pressure tanks cost more and hold more water, but they don’t increase water pressure.

How do you set your well’s pressure tank? All you need to do is first drain the tank of water and find the pressure switch. Remove the switch cover and adjust the switch with a wrench—clockwise to increase water pressure, and counter-clockwise to reduce it. Each complete turn of the nut on the switch should equal 2.5 psi. Once this is done, replace the switch cover. All that’s left is to adjust the pressure of the tank itself using an air compressor and a tire gauge to support the new setting.

The Boulder, MT homeowners’ guide to septic tank services

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

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Mar 18, 2026Mar 18, 2026
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What’s the Right Septic Tank Size for Me?
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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.