Montana Well Water Testing and Treatment Contractors

Find qualified Well Water Testing and Treatment contractors in Montana using our contractor lookup tool. Learn more about NGWA Contractor Certifications here.

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A 1 Drilling

Contractors Company
PO Box 339
Laurel, MT 59044-0339
(406) 628-6364

OKeefe Drilling Co

Contractors Company
PO Box 3810
Butte, MT 59701
(406) 494-3310

Bertram Drilling Inc

Contractors Company
PO Box 2053
Billings, MT 59103-2053
(406) 259-2532

Graham Drilling Inc

Contractors Company
PO Box 206
Sheridan, MT 59749-0206
(406) 842-5214

John Eddy

Contractor Individual
PO Box 374
Hardin, MT 59034
United States
(406) 670‐7172

Eagle Drilling Pump Service

Contractors Company
2144 Meridian Rd
Victor, MT 59875-9661
(406) 961-8383

Ace Excavating & Drilling Inc

Contractors Company
4300 Stasso Rd
Polson, MT 59860
(406) 883-3300

Hansen Environmental Drilling Inc

Contractors Company
7521 MT Hwy 42
Glasgow, MT 59230
United States
(406) 228-4506

Scott Leigh

Contractor Individual
307 First Ave East Ste 2
Kalispell, MT 59901

Gregorys Well Pump & Irrigation

Contractors Company
PO Box 5307
Kalispell, MT 59903
(406) 253-5952

Chambers Drilling Company

Contractors Company
141 Tronstad Rd
Kalispell, MT 59901-6810
United States
(406) 755-3480

Higgins Drilling Company

Contractors Company
PO Box 1487
Miles City, MT 59301-1487
(406) 232-2565

Ronald Askin Drilling

Contractors Company
60 Green Acres Dr
Miles City, MT 59301-9128
(406) 234-1949

Marshal Pirtz

Contractor Individual
419 Milwaukee St
Terry, MT 59349
United States
(208) 602-4456

WW Drilling LLC

Contractors Company
161 N State Hwy 59
Volborg, MT 59351
(406) 554-3007

Frequently Asked Questions

When should I have my well water tested?

The National Ground Water Association (NGWA) recommends well owners test their water at least annually for bacteria, nitrates, and any contaminants of local concern. More frequent testing should be considered if:

  • There is a change in the taste, odor, or appearance of the well water, or if a problem occurs such as a broken well cap, inundation by floodwaters, or a new contamination source
  • The well has a history of bacterial contamination
  • The septic system has recently malfunctioned
  • Family members or house guests have recurrent incidents of gastrointestinal illness
  • An infant is living in the home, or
  • To monitor the efficiency and performance of home water treatment equipment.

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What can impact groundwater quality?

Forty-seven percent of the United States depend on groundwater for their basic drinking water supply. Having a basic understanding about groundwater quality will help ensure that your well is supplying potable water for your household.

Along with human activities, water quality is affected by a combination of natural processes. Most relate to chemical compositions underground. However, other factors such as biological, physical, and radiological conditions can affect water quality as well.

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How is a well disinfected?

Properly constructed and maintained water well systems are designed to keep microorganisms such as bacteria, viruses, and protozoa from getting inside the well system and into the water. When a water test indicates the presence of microorganisms in a well, disinfection of the well system is recommended along with some level of inspection.

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Montana Groundwater and Water Well Statistics

Groundwater plays an important role in Montana’s economic vitality.

  • Approximately 155,000 known residential wells statewide
  • 650 community water systems use groundwater for 324,700 people
  • 253 non-community, non-transient water systems use groundwater for 86,100 people
  • 1,057 non-community, transient water systems use groundwater for 193,100 people
  • 1,650 irrigation wells used serving 1,060 farms and 54,900 acres

Well Water Testing and Treatment Articles and Resources

Does My Water Well Need Treatment? By Gary L. Hix, R.G., CWD/PI Have you ever asked yourself: “Does my well water need treatment?” The question is not one you can answer if you have not had your water tested recently. You should ask yourself instead: “When was the last time I had my water tested?” If the answer to this question […]

PFAS and Private Well Owners: What You Need to Know NGWA published PFAS and Private Well Owners: What You Need to Know, a two-page fact sheet for home owners concerned about PFAS. Written in easy-to-understand language by groundwater professionals, it explains what PFAS are, how to test wells for PFAS, treatment options, and more.