DOT Drug Testing - Northwest Harris, TX

FMCSA-USCG-FTA-FRA-FAA-PHMSA

With 39 testing centers in the Northwest Harris area, we offer drug and alcohol testing for employment, probation and DOT requirements. Additional services include DOT consortium enrollment, DNA Testing and background checks. Order your tests and services online or call (800) 221-4291.

39 DOT Drug-Testing Centers in Northwest Harris

Minutes Away, Test Today

10850 Louetta Rd Ste 1500

0.99 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
10850 Louetta Rd Ste 1500
Houston, TX 77070

15882 Champion Forest Dr

1.61 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
15882 Champion Forest Dr
Spring, TX 77379

22475 Tomball Pkwy

1.82 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
22475 Tomball Pkwy
Houston, TX 77070

5529 Lovetta Rd Ste A, Office 9

2.84 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
5529 Lovetta Rd Ste A, Office 9
Spring, TX 77379

13215 Dotson Rd #120

2.93 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
13215 Dotson Rd #120
Houston, TX 77070

13300 Hargrave Road, Suite 507

2.95 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
13300 Hargrave Road, Suite 507
Houston, TX 77070

6930 Fm 1960 Rd W

3.26 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
6930 Fm 1960 Rd W
Houston, TX 77069

6601 Cypresswood Dr # 231

3.37 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
6601 Cypresswood Dr # 231
Spring, TX 77379

4950 Fm 1960 Rd W Ste A6

3.80 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
4950 Fm 1960 Rd W Ste A6
Houston, TX 77069

14044 Spring Cypress Rd

4.59 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
14044 Spring Cypress Rd
Cypress, TX 77429

2104 Fm 2920 Rd

4.79 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2104 Fm 2920 Rd
Spring, TX 77388

3648 Fm 1960 Rd W

4.83 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
3648 Fm 1960 Rd W
Houston, TX 77068

10906 Fm 1960 West

5.50 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
10906 Fm 1960 West
Houston, TX 77070

10680 Jones Road, Suite 200

5.82 mi
🕑 Testing Hours: Mon–Fri: 10:00 AM-4:00 PM✓ Walk-in with Electronic Donor Pass
10680 Jones Road, Suite 200
Houston, TX 77065

10655 Steepletop Dr

5.83 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
10655 Steepletop Dr
Houston, TX 77065

2161 Fm 1960 Rd W

5.90 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2161 Fm 1960 Rd W
Houston, TX 77090

11301 Fallbrook # 126

6.12 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
11301 Fallbrook # 126
Houston, TX 77065

13406 Medical Complex Dr Ste 1,

6.42 mi
🕑 Testing Hours: Mon–Fri: 10:00 AM-3:30 PM✓ Walk-in with Electronic Donor Pass
13406 Medical Complex Dr Ste 1,
Tomball, TX 77375

506 Graham Suite 260

6.55 mi
🕑 Facility: Mon–Fri: 07:30 AM - 04:30 PM⚡ Drug Screens: Mon–Fri: 07:30 AM - 04:30 PM
506 Graham Suite 260
Tomball, TX 77375

17030 Nanes Dr Ste 108

6.77 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
17030 Nanes Dr Ste 108
Houston, TX 77090

17070 Red Oak Dr Ste 107

6.93 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
17070 Red Oak Dr Ste 107
Houston, TX 77090

16903 Red Oak Dr Ste 130

6.97 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
16903 Red Oak Dr Ste 130
Houston, TX 77090

28465 State Highway 249

6.99 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
28465 State Highway 249
Tomball, TX 77375

710 Fm 1960 Rd W

7.24 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
710 Fm 1960 Rd W
Houston, TX 77090

13141 Fm 1960 Rd W Ste 500

7.25 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
13141 Fm 1960 Rd W Ste 500
Houston, TX 77065

9138 West Rd

7.41 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
9138 West Rd
Houston, TX 77064

14080 Fm 2920 Rd Ste A

7.53 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
14080 Fm 2920 Rd Ste A
Tomball, TX 77377

110 Cypress Station Suite 152

7.90 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
110 Cypress Station Suite 152
Houston, TX 77090

15621 Blue Ash Dr Ste 170

7.99 mi
🕑 Testing Hours: ✓ Walk-in with Electronic Donor Pass
15621 Blue Ash Dr Ste 170
Houston, TX 77090

8100 Highway 6 N Ste E

8.12 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
8100 Highway 6 N Ste E
Houston, TX 77095

17410 Northwest Fwy

8.33 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
17410 Northwest Fwy
Houston, TX 77040

14755 North Freeway Ste 400

8.47 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
14755 North Freeway Ste 400
Houston, TX 77090

9006 Weyburn Grove Dr

9.05 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
9006 Weyburn Grove Dr
Houston, TX 77088

12600 Northborough Dr

9.20 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
12600 Northborough Dr
Houston, TX 77067

25801 Highway 290

9.60 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
25801 Highway 290
Cypress, TX 77429

2010 Fm 1960 Rd E

9.79 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2010 Fm 1960 Rd E
Houston, TX 77073

14825 Northwest Fwy Ste 800

9.81 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
14825 Northwest Fwy Ste 800
Houston, TX 77040

14825 Northwest Fwy Suite 800

9.96 mi
🕑 Testing Hours: Mon–Fri: 9:00 AM-6:00 PM✓ Walk-in with Electronic Donor Pass
14825 Northwest Fwy Suite 800
Houston, TX 77040

401 Greens Rd

10.00 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
401 Greens Rd
Houston, TX 77060

DOT Drug Testing, DOT Consortium, DOT Physicals, FMCSA Clearinghouse, Serving All DOT modes

We have 39 DOT drug testing locations to serve you in and around Northwest Harris, TX.

In Northwest Harris, TX, our local DOT Drug Testing centers offer comprehensive services including DOT Drug and Alcohol Testing, DOT Physicals, and consortium memberships. Our facilities serve employers, independent operators, and all DOT modes adhering to 49 CFR Part 40, featuring FMCSA, FTA, FAA, USCG, FRA, and PHMSA compliant services. Facilities are conveniently close, often enabling same-day appointments.

Choose the necessary DOT service or drug/alcohol test and a nearby center—tests are accessible for you, your employees, or anyone else. Our efficient and intuitive process ensures you can set up DOT drug testing near Northwest Harris with ease.

When you're searching for drug testing near me or drug testing locations, we provide a simple and convenient process to find a drug and alcohol testing location near you that is certified to provide all of your drug and alcohol testing needs.

Northwest Harris, Texas DOT Services

DOT Drug Testing & Services Available in Northwest Harris, TX:

Accredited Drug Testing in Northwest Harris, TX provides comprehensive DOT services, ensuring accessible and compliant testing for all DOT-regulated employees. With efficiency and precision, your company remains compliant.

DOT Services in Northwest Harris, TX

Employers in Northwest Harris, Texas must adhere to DOT regulations ensuring employee safety and compliance with drug and alcohol screening. By mandating testing, the chances of workplace incidents are minimized.

The DOT regulations in Northwest Harris, TX prioritize public safety, mandating routine screenings for employees in safety-sensitive positions. This ensures capable and responsible personnel are on the job.

Ensuring readiness for testing is essential in Northwest Harris, Texas. DOT regulations require employers to maintain proper documentation and training for employees involved in safety-sensitive roles.

By complying with DOT regulations in Northwest Harris, TX, employers maintain a safe work environment and build trust within their teams. Regular testing is crucial for public and workplace safety.

FMCSA Information

In Northwest Harris, TX, FMCSA mandates drug and alcohol testing to ensure road safety, influencing factors like hiring and retention in commercial driving roles.

DOT FMCSA testing rules in Northwest Harris, Texas aim to enhance public safety by reducing impaired driving incidents among commercial vehicle operators.

USCG Information

USCG drug and alcohol rules in Northwest Harris, TX protect marine safety by enforcing testing on maritime personnel, crucial for safe waterways.

Northwest Harris, Texas follows USCG testing protocols to ensure maritime operators maintain sobriety, safeguarding lives on water routes.

FAA Information

FAA mandates in Northwest Harris, TX include rigorous testing for aviation employees, ensuring that pilots and crew members meet sobriety standards.

Under FAA rules, Northwest Harris, Texas emphasizes zero tolerance for substance misuse, crucial for maintaining flight safety and public trust.

FRA Information

In Northwest Harris, TX, FRA regulations require regular testing of rail industry personnel to prevent accidents and enhance operational safety.

DOT FRA drug testing regulations in Northwest Harris, Texas ensure rail workers operate safely, preventing incidents and ensuring efficient transportation.

FTA Information

Northwest Harris, TX adheres to FTA drug and alcohol testing to ensure transit operator sobriety, minimizing risks for public transport users.

DOT FTA guidelines serve as the framework for testing transit employees in Northwest Harris, Texas, promoting public transport safety.

PHMSA Information

PHMSA guidelines in Northwest Harris, TX enforce rigorous testing for pipeline operators, enhancing safety and reducing risks in transporting hazardous materials.

DOT PHMSA drug and alcohol testing rules in Northwest Harris, Texas emphasize the critical need for safety compliance in hazmat transport roles.

Scheduling in Northwest Harris, TX

To arrange a DOT drug or alcohol test in Northwest Harris, TX, contact our local team at (800) 221-4291 or utilize our online express scheduling system. You must complete your registration ahead of visiting the testing site.

Your provided zip code will help locate the nearest DOT testing center in Northwest Harris, TX, suitable for your chosen test. You'll receive a registration form with location details and instructions. Bring it in digital or paper form when you visit. Generally, no appointment is needed. Ensure the donor section is completed and payment is made during the registration process.

Our testing lab facilities boast SAMHSA-certification, guaranteeing high standards. Results undergo verification by experienced in-house Medical Review Officers (MROs).

Accredited Drug Testing extends its DOT drug and breath alcohol testing services beyond Northwest Harris, TX, with plenty of centers across nearby areas to meet your needs.

With Accredited Drug Testing, travel is never a hassle. With a network of centers accessible nationwide, we can organize your test wherever you are, whenever you need.

Texas Dept. of Transportation Updates

DUI Statistics in Northwest Harris, TX

Northwest Harris County, located in the state of Texas, shows significant concern regarding DUI incidents. The Texas Department of Transportation (TxDOT) reveals that DUI accidents contribute to a notable percentage of traffic incidents in Harris County. Specifically, Harris County, which includes areas like Northwest Harris, TX, frequently ranks high in DUI incidents compared to other Texas counties. In 2022, the county reported a sizable number of DUI-related traffic fatalities, which accounted for a major portion of road accidents. Continuous efforts by the DOT in Texas and local law enforcement aim to curtail these numbers through public awareness campaigns and stringent law enforcement. Programs focusing on education and stricter penalties for DUI offenders are part of Texas's broader strategy to address this pervasive issue, aiming to enhance road safety in Harris County and reduce DUI incidents in the Northwest region.

Drug-Involved Accidents in Northwest Harris, TX

Drug-involved accidents, including those in Northwest Harris, Texas, present a significant challenge for the Texas Department of Transportation (TxDOT) and local enforcement agencies. Harris County, being one of the most populous counties in Texas, frequently encounters drug-related traffic incidents. Over the years, data from the Department of Transportation indicates an uptick in accidents where drivers were impaired by substances other than alcohol. The TxDOT focuses on implementing robust measures to curb such incidents, employing both preventive strategies and rigorous enforcement. Public service campaigns in Texas highlight the dangers of drug-impaired driving, aiming to educate and reduce casualties. Plans include an increase in roadside drug testing and community outreach programs specific to Harris County, particularly in the Northwest region, to mitigate the impacts of drug-related traffic incidents and ensure the safety of Texas roads.

Marijuana-Related Accidents in Northwest Harris, TX

In the state of Texas, and more precisely within Harris County, marijuana-related traffic accidents have shown a worrisome trend. The Texas Department of Transportation (TxDOT) monitors these incidents closely, especially given the growing discussions around marijuana legalization impacts. In Northwest Harris, TX, part of the expansive Harris County, marijuana use has been increasingly identified as a factor in several traffic accidents. TxDOT data points to a steady rise in such incidents, prompting state and local authorities to adapt their strategies. Educational initiatives aimed at warning drivers about the impairing effects of marijuana use are crucial to Texas's approach. These efforts are coupled with improved detection techniques and law enforcement training specific to drug-impaired driving. Harris County officials work in conjunction with the state to address the complexities of marijuana-related accidents, ensuring public safety remains a priority even as debates on the legal status of marijuana continue in Texas.

Northwest Harris Drug Testing

Quickly find trusted local drug testing centers in Northwest Harris, TX — fast, convenient, and reliable every time!

Northwest Harris DOT Drug Testing

Quickly find a local DOT drug testing center in Northwest Harris, TX — fast, reliable, convenient nationwide service!

Northwest Harris DNA Testing

DNA testing for legal and non-legal purposes including child support, and child custody around Northwest Harris, TX.

Northwest Harris Industry Training

Including specimen collector training, DER training, reasonable suspicion training and much more in Northwest Harris, TX.v

Northwest Harris Hair Drug Testing

Get fast, accurate hair drug testing at our convenient Northwest Harris, TX locations—results you can trust, every time!

Northwest Harris Alcohol Testing

Fast, reliable alcohol testing to keep your workplace safe and compliant every single day in Northwest Harris, TX.

Northwest Harris Drug Testing Services

Reliable nationwide drug testing services ensuring accuracy, compliance, and quick results for businesses and individuals in Northwest Harris, TX.

Northwest Harris 5 Panel Drug Test

Accurate 5 panel drug testing with fast, confidential results—trusted by Northwest Harris, TX employers and individuals nationwide.

Northwest Harris 10 Panel Drug Test

Comprehensive 10 panel drug testing with fast, reliable results—trusted for Northwest Harris, TX workplace and personal testing needs.

Northwest Harris On Site Drug Testing

Convenient on-site mobile drug testing with fast, reliable results—saving time while keeping your Northwest Harris, TX workplace compliant.

Northwest Harris DOT Physicals

Certified DOT physicals with quick, reliable exams to keep Northwest Harris, TX drivers compliant and on the road with confidence.

DOT Consortium

Join our DOT consortium for hassle-free compliance, random testing management, and reliable driver safety solutions.


Frequently Asked Questions

A DOT drug test is a federally regulated drug test required for safety-sensitive transportation employees, such as CDL drivers. It is collected and processed under specific DOT procedures (49 CFR Part 40), including strict chain of custody, certified lab analysis, and documented results appropriate for DOT compliance."
DOT testing applies to employees in safety-sensitive roles, including commercial drivers and other regulated transportation workers. Employers must ensure pre-employment testing, random testing, post-accident testing, reasonable suspicion testing, return-to-duty, and follow-up testing are performed as required."
Yes. Accredited Drug Testing maintains access to DOT-compliant collection sites nationwide. Drivers and employers can schedule testing at a nearby location for required DOT drug and alcohol tests, including urgent post-accident or reasonable suspicion testing."
DOT-required testing includes pre-employment, random, post-accident, reasonable suspicion/reasonable cause, return-to-duty, and follow-up testing. For alcohol, evidential breath testing devices are used to document alcohol concentration following DOT protocol."
Yes. Solo CDL drivers and owner-operators are still subject to DOT testing requirements. They must participate in a compliant random testing program and complete required testing events using DOT-approved processes. Accredited Drug Testing assists in meeting these obligations."
If a DOT drug test screen is not negative, the specimen is sent for confirmatory testing using more specific laboratory methods. Final results are documented and reported according to DOT rules. An employee who has a violation must complete the DOT return-to-duty and follow-up process before resuming safety-sensitive work."
Yes. DOT drug and alcohol test results are released only to authorized employer representatives and are maintained in compliance files for DOT purposes. Results are handled in a controlled and confidential manner."
Yes. Accredited Drug Testing supports urgent post-accident and reasonable suspicion testing because DOT rules require timely documentation of possible impairment following an incident or observed behavior in a safety-sensitive environment."

Customer Reviews

Fast and easy

It was fast and easy a pleasure to talk to the customer service people great service

Peter Villegas - 1/19/2025

Great experience

Great experience and great lab. Customer service agent was very helpful.

Jenna Bee - 2/19/2025

Fast service and friendly staff!

Fast service and friendly staff! Could not recommend enough for drug testing services.

Habib Malik - 4/12/2025

Super helpful and courteous

I've had to use this service twice for out of state physicians we've hired and both times it was super easy. Both customer service reps I spoke with were super helpful and courteous. I won't hesitate to use their service again if needed.

Alicia Rau - 6/19/2024

Really Helpful

I am just really happy to see that the location near me still offers hair follicle tests!! They are really helpful when any false positives happen, waiting on my results. Hope they come fast!

Kali Collins - 1/16/2025

Super helpful

Customer service was surprisingly super helpful and so nice. She was able to get me in at a local location right away the same day. She helped me figure out exactly what I needed. Very impressed.

Brook - 9/19/2024

Excellent service!

Excellent service! Trish went above and beyond to find me a testing site as close to my home as possible. Results were faster than expected, as well. Thanks for your help, Trish and Accredited!

Es Hache - 4/13/2025

Had very fast and good service

Had very fast and good service, was able to get an appointment same day with the nearest facility. My questions were answered thoroughly but quick. Definitely recommend

Jacob Matzke - 11/19/2024

Reception is kind and helpful

Reception is kind and helpful , everything quick and simple , best urgent care

Yusuf Narmuradov - 11/19/2024

I love the customer service

I love the customer service. The lady was patient enough to help me book my appointment with ease and ensuring I get the location that's best for me. Keep up the good work!

Elizabeth Chiaka - 9/19/2024


(800) 221-4291