Best Well Water Testing in Dallas, TX

Compare 24 local well water testing providers in Dallas. Verified listings with real contact info.

24 services listed

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Prometric Test Center

3.3 ★ (44 reviews)

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Ridgeline Integrated Solutions

5 ★ (30 reviews)

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Mold Testing & Mold Removal Services Dallas

5 ★ (43 reviews)

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Prometric Test Center

700 N Pearl St, Dallas, TX 75201

Monday: 7:30 AM – 5:30 PM | Tuesday: 7:30 AM – 5:30 PM | Wednesday: 7:30 AM – 5:30 PM | Thursday: 7:30 AM – 5:30 PM | Friday: 7:30 AM – 5:30 PM | Saturday: 7:30 AM – 5:30 PM | Sunday: Closed

3.3 ★

44 reviews

Ridgeline Integrated Solutions

1408 N Riverfront Blvd #138, Dallas, TX 75207

Monday: 8:00 AM – 5:00 PM | Tuesday: 8:00 AM – 5:00 PM | Wednesday: 8:00 AM – 5:00 PM | Thursday: 8:00 AM – 5:00 PM | Friday: 8:00 AM – 5:00 PM | Saturday: Closed | Sunday: Closed

5 ★

30 reviews

service

Mold Testing & Mold Removal Services Dallas

321 Thomson St, Dallas, TX 75204

Monday: Open 24 hours | Tuesday: Open 24 hours | Wednesday: Open 24 hours | Thursday: Open 24 hours | Friday: Open 24 hours | Saturday: Open 24 hours | Sunday: Open 24 hours

5 ★

43 reviews

service

GreenWorks Inspections & Engineering

3626 N Hall St Suite 610, Dallas, TX 75219

Monday: 7:00 AM – 8:00 PM | Tuesday: 7:00 AM – 8:00 PM | Wednesday: 7:00 AM – 8:00 PM | Thursday: 7:00 AM – 8:00 PM | Friday: 7:00 AM – 8:00 PM | Saturday: 8:00 AM – 8:00 PM | Sunday: 8:00 AM – 8:00 PM

4.9 ★

3370 reviews

service

Tap Water Company

4514 Cole Ave, Dallas, TX 75205

Monday: 8:00 AM – 8:00 PM | Tuesday: 8:00 AM – 8:00 PM | Wednesday: Open 24 hours | Thursday: 8:00 AM – 8:00 PM | Friday: 8:00 AM – 8:00 PM | Saturday: Closed | Sunday: Closed

5 ★

7 reviews

Labcorp

6080 N Central Expy Ste 175, Dallas, TX 75206

Monday: 8:30 AM – 12:30 PM, 1:30 – 5:00 PM | Tuesday: 8:30 AM – 12:30 PM, 1:30 – 5:00 PM | Wednesday: 8:30 AM – 12:30 PM, 1:30 – 5:00 PM | Thursday: 8:30 AM – 12:30 PM, 1:30 – 5:00 PM | Friday: 8:30 AM – 12:30 PM, 1:30 – 5:00 PM | Saturday: Closed | Sunday: Closed

3.5 ★

37 reviews

medical_lab

Eurofins Environment Testing - Dallas

9701 Harry Hines Blvd, Dallas, TX 75220

Monday: 8:00 AM – 5:30 PM | Tuesday: 8:00 AM – 5:30 PM | Wednesday: 8:00 AM – 5:30 PM | Thursday: 8:00 AM – 5:30 PM | Friday: 8:00 AM – 5:30 PM | Saturday: 9:00 AM – 12:00 PM | Sunday: Closed

4.6 ★

11 reviews

Dupure - Dallas/Fort Worth

11130 Petal St #550, Dallas, TX 75238

Monday: 8:00 AM – 5:00 PM | Tuesday: 8:00 AM – 5:00 PM | Wednesday: 8:00 AM – 5:00 PM | Thursday: 8:00 AM – 5:00 PM | Friday: 8:00 AM – 5:00 PM | Saturday: Closed | Sunday: Closed

4.2 ★

400 reviews

store

Environmental Testing Lab

11034 Indian Trail, Dallas, TX 75229

Monday: 8:00 AM – 5:00 PM | Tuesday: 8:00 AM – 5:00 PM | Wednesday: 8:00 AM – 5:00 PM | Thursday: 8:00 AM – 5:00 PM | Friday: 8:00 AM – 5:00 PM | Saturday: Closed | Sunday: Closed

4.8 ★

22 reviews

Texas Water House

2109 Luna Rd #100, Carrollton, TX 75006

Monday: 8:00 AM – 5:00 PM | Tuesday: 8:00 AM – 5:00 PM | Wednesday: 8:00 AM – 5:00 PM | Thursday: 8:00 AM – 5:00 PM | Friday: 8:00 AM – 5:00 PM | Saturday: 9:00 AM – 2:00 PM | Sunday: Closed

4.8 ★

194 reviews

EMSL Analytical, Inc.

3310 Keller Springs Rd #145, Carrollton, TX 75006

Monday: 8:30 AM – 5:30 PM | Tuesday: 8:30 AM – 5:30 PM | Wednesday: 8:30 AM – 5:30 PM | Thursday: 8:30 AM – 5:30 PM | Friday: 8:30 AM – 5:30 PM | Saturday: Closed | Sunday: Closed

4 ★

6 reviews

DFW Environmental Laboratories

1225 W College Ave Suite 430, Carrollton, TX 75006

Monday: 9:00 AM – 5:00 PM | Tuesday: 9:00 AM – 5:00 PM | Wednesday: 9:00 AM – 5:00 PM | Thursday: 9:00 AM – 5:00 PM | Friday: 9:00 AM – 5:00 PM | Saturday: Closed | Sunday: Closed

5 ★

4 reviews

Culligan of Dallas Fort Worth Metro

3201 Premier Dr #300, Irving, TX 75063

Monday: 8:00 AM – 5:00 PM | Tuesday: 8:00 AM – 5:00 PM | Wednesday: 8:00 AM – 5:00 PM | Thursday: 8:00 AM – 5:00 PM | Friday: 8:00 AM – 5:00 PM | Saturday: Closed | Sunday: Closed

4.8 ★

3151 reviews

store

Analytical Food Laboratories

860 Greenview Dr, Grand Prairie, TX 75050

Monday: 8:30 AM – 5:00 PM | Tuesday: 8:30 AM – 5:00 PM | Wednesday: 8:30 AM – 5:00 PM | Thursday: 8:30 AM – 5:00 PM | Friday: 8:30 AM – 5:00 PM | Saturday: Closed | Sunday: Closed

4.9 ★

14 reviews

Crystal Clear Concepts

2004 N Hwy 360, Grand Prairie, TX 75050

Monday: 8:00 AM – 8:00 PM | Tuesday: 8:00 AM – 8:00 PM | Wednesday: 8:00 AM – 8:00 PM | Thursday: 8:00 AM – 8:00 PM | Friday: 8:00 AM – 8:00 PM | Saturday: 8:00 AM – 7:00 PM | Sunday: Closed

4.1 ★

292 reviews

RainSoft of Dallas Fort Worth

734 Greenview Dr, Grand Prairie, TX 75050

Monday: 8:00 AM – 8:00 PM | Tuesday: 8:00 AM – 8:00 PM | Wednesday: 8:00 AM – 8:00 PM | Thursday: 8:00 AM – 8:00 PM | Friday: 8:00 AM – 6:00 PM | Saturday: 9:00 AM – 1:30 PM | Sunday: Closed

4.4 ★

522 reviews

store

Your Water Matters

2100 N Hwy 360 Suite 1006, Grand Prairie, TX 75050

Monday: 8:00 AM – 5:00 PM | Tuesday: 8:00 AM – 5:00 PM | Wednesday: 8:00 AM – 5:00 PM | Thursday: 8:00 AM – 5:00 PM | Friday: 8:00 AM – 3:00 PM | Saturday: Closed | Sunday: Closed

4.9 ★

468 reviews

TTI Laboratories

800 106th St, Arlington, TX 76011

Monday: 8:00 AM – 5:00 PM | Tuesday: 8:00 AM – 5:00 PM | Wednesday: 8:00 AM – 5:00 PM | Thursday: 8:00 AM – 5:00 PM | Friday: 8:00 AM – 5:00 PM | Saturday: Closed | Sunday: Closed

4.8 ★

12 reviews

consultant

Bio Aquatic Testing

2501 Mayes Rd #100, Carrollton, TX 75006

Monday: 8:00 AM – 5:00 PM | Tuesday: 8:00 AM – 5:00 PM | Wednesday: 8:00 AM – 5:00 PM | Thursday: 8:00 AM – 5:00 PM | Friday: 8:00 AM – 5:00 PM | Saturday: Closed | Sunday: Closed

4.8 ★

5 reviews

Pace Analytical Building Sciences

2231 E Division St Building B, Arlington, TX 76011

Monday: 8:00 AM – 5:00 PM | Tuesday: 8:00 AM – 5:00 PM | Wednesday: 8:00 AM – 5:00 PM | Thursday: 8:00 AM – 5:00 PM | Friday: 8:00 AM – 5:00 PM | Saturday: Closed | Sunday: Closed

4.4 ★

5 reviews

TG Water Systems

880 Hebron Pkwy #120, Lewisville, TX 75057

Monday: 10:00 AM – 5:00 PM | Tuesday: 10:00 AM – 5:00 PM | Wednesday: 10:00 AM – 5:00 PM | Thursday: 10:00 AM – 5:00 PM | Friday: 10:00 AM – 5:00 PM | Saturday: Closed | Sunday: Closed

4.4 ★

290 reviews

store

Lewisville Water Testing

897 Treatment Plant Rd, Lewisville, TX 75057

Monday: 8:00 AM – 12:00 PM | Tuesday: 8:00 AM – 12:00 PM | Wednesday: 8:00 AM – 12:00 PM | Thursday: 8:00 AM – 12:00 PM | Friday: Closed | Saturday: Closed | Sunday: Closed

Pace Analytical

400 W Bethany Dr # 190, Allen, TX 75013

Monday: 8:00 AM – 5:00 PM | Tuesday: 8:00 AM – 5:00 PM | Wednesday: 8:00 AM – 5:00 PM | Thursday: 8:00 AM – 5:00 PM | Friday: 8:00 AM – 5:00 PM | Saturday: 8:00 AM – 12:00 PM | Sunday: Closed

4.7 ★

10 reviews

Safe Water Tech DFW

235 NE Loop 820 Suite 309, Hurst, TX 76053

Monday: 9:00 AM – 5:00 PM | Tuesday: 9:00 AM – 5:00 PM | Wednesday: 9:00 AM – 5:00 PM | Thursday: 9:00 AM – 5:00 PM | Friday: 9:00 AM – 5:00 PM | Saturday: 10:00 AM – 5:00 PM | Sunday: Closed

5 ★

2 reviews

Frequently Asked Questions

What should I test my well water for in Texas?

TCEQ recommends testing private wells at least annually for total coliform bacteria and nitrates. Given Texas's mix of agriculture, industry, oil and gas production, and coastal salinity, also consider nitrates in farm-heavy areas, chlorides where saltwater intrusion is a concern, sulfate and trace metals in some aquifers, and VOCs near industrial or petroleum activity—plus lead, arsenic, iron, manganese, and pH. Texas A&M AgriLife Extension and TCEQ publish guidance on regional contaminants of concern.

How often should well water be tested in Texas?

Test annually for bacteria and nitrates. Comprehensive testing every 2-3 years is recommended. Test immediately after any flooding event, if you notice changes in taste, odor, or color, or if you receive a notice about contamination in your area from local authorities.

Where can I get my well water tested in Texas?

Use a state-certified laboratory. Your local board of health, state university cooperative extension office, or environmental watch program can provide sampling kits and recommend certified labs. Some well service companies also partner with certified labs.

How much does well water testing cost in Texas?

Basic bacterial and nitrate testing costs $75-$150. A standard potable water panel (bacteria, nitrates, pH, iron, manganese, hardness) costs $150-$300. Extended testing for specific contaminants adds $150-$300 per sample. A comprehensive panel including multiple contaminant types costs $400-$700.

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