Drug & Alcohol Testing Near Me - Liberty, TX

Accredited Drug Testing provides drug and alcohol testing services at multiple locations throughout your local area.  

Employment, DOT, Court Ordered, Personal
Urine | Hair Follicle | Oral Fluid | Blood | ETG

38 Drug-Testing Centers in Liberty

Minutes Away, Test Today

202 N Church St0.14 miles

202 N Church St
Dayton, TX 77535

113 S Main St0.19 miles

113 S Main St
Dayton, TX 77535

107 N Winfree St2.27 miles

107 N Winfree St
Dayton, TX 77535

720 Travis St5.39 miles

720 Travis St
Liberty, TX 77575

1353 N Travis St5.42 miles

1353 N Travis St
Liberty, TX 77575

3820 Beaumont Ave6.87 miles

3820 Beaumont Ave
Liberty, TX 77575

2718a N Main St15.05 miles

2718a N Main St
Liberty, TX 77575

7702 Fm 1960 E Ste 10616.46 miles

7702 Fm 1960 E Ste 106
Humble, TX 77346

9235 N Highway 146 Ste 5a17.83 miles

9235 N Highway 146 Ste 5a
Mont Belvieu, TX 77523

9235 N Highway 146 Ste 417.83 miles

9235 N Highway 146 Ste 4
Baytown, TX 77523

2601 W Lake Houston Pkwy17.99 miles

2601 W Lake Houston Pkwy
Kingwood, TX 77339

108 S William Barnett Ave18.85 miles

108 S William Barnett Ave
Cleveland, TX 77327

2508 Highway 59 North Byp18.85 miles

2508 Highway 59 North Byp
Cleveland, TX 77327

610 S Main St19.38 miles

610 S Main St
Highlands, TX 77562

5003 Woodland Meadows Ln19.51 miles

5003 Woodland Meadows Ln
Humble, TX 77346

4401 Garth Rd19.96 miles

4401 Garth Rd
Baytown, TX 77521

1610 W Baker Rd Ste B20.00 miles

1610 W Baker Rd Ste B
Baytown, TX 77521

1658 W Baker Rd Ste A20.00 miles

1658 W Baker Rd Ste A
Baytown, TX 77521

4002 Garth Rd Ste 15020.13 miles

4002 Garth Rd Ste 150
Baytown, TX 77521

1450 Kingwood Dr20.79 miles

1450 Kingwood Dr
Kingwood, TX 77339

1331 Northpark Drive21.04 miles

1331 Northpark Drive
Kingwood, TX 77339

1700 James Bowie Dr21.06 miles

1700 James Bowie Dr
Baytown, TX 77520

2800 Garth Rd21.06 miles

2800 Garth Rd
Baytown, TX 77521

2610 N Alexander Dr21.07 miles

2610 N Alexander Dr
Baytown, TX 77520

2802 Garth Rd Ste 213,21.08 miles

2802 Garth Rd Ste 213,
Baytown, TX 77521

1120 Kingwood Dr Ste 10021.34 miles

1120 Kingwood Dr Ste 100
Kingwood, TX 77339

1515 N Alexander Dr Ste 11521.65 miles

1515 N Alexander Dr Ste 115
Baytown, TX 77520

24420 Fm 1314 Rd Suite 10121.70 miles

24420 Fm 1314 Rd Suite 101
Porter, TX 77365

18951 N Memorial Dr23.57 miles

18951 N Memorial Dr
Humble, TX 77338

18648 Mckay Blvd # 21623.78 miles

18648 Mckay Blvd # 216
Humble, TX 77338

19333 Highway 59 N Ste 23023.96 miles

19333 Highway 59 N Ste 230
Humble, TX 77338

8901 Fm 1960 Bypass Rd W Ste 20424.01 miles

8901 Fm 1960 Bypass Rd W Ste 204
Humble, TX 77338

8901 Farm To Market 1960 Rd W,24.37 miles

8901 Farm To Market 1960 Rd W,
Humble, TX 77338

13601 Woodforest Blvd25.03 miles

13601 Woodforest Blvd
Houston, TX 77015

13469 East Fwy26.22 miles

13469 East Fwy
Houston, TX 77015

1140 Westmont Dr Ste 50526.47 miles

1140 Westmont Dr Ste 505
Houston, TX 77015

13125 East Fwy26.55 miles

13125 East Fwy
Houston, TX 77015

1140 Westmont Dr Ste 510,26.55 miles

1140 Westmont Dr Ste 510,
Houston, TX 77015

Drug Testing Near Me

Searching for convenient drug testing near me in Liberty, TX? Accredited Drug Testing, Inc. has a remarkable presence nationwide with over 20,000 locations, providing same-day drug and alcohol testing. Whether it's for a DOT-regulated test, legal obligations like court-ordered screenings, pre-employment drug tests, or simply a personal check-up, our process is swift, ensures privacy, and maintains confidentiality. Our certified collection sites and labs guarantee precise results adhering to all federal and state compliance standards. Contact us at (800) 221-4291 or book online anytime to find a suitable drug testing center near you. Prioritize safety, legality, and tranquility with Accredited Drug Testing, where results are reliably timely and trustworthy.

Drug and Alcohol Testing Options

Urine Drug Testing Available Panels
5 Panel Drug Test (DOT/NON DOT)
5 Panel + Alcohol Drug Test
5 Panel + ETG Alcohol Drug Test
10 Panel Drug Test
10 Panel + ETG Alcohol Drug Test
12 Panel Drug Test
Hair Drug Testing Available Panels
5 Panel Hair Drug Test
5 Panel + ETG Hair Drug Test
10 Panel Hair Drug Test
12 Panel Hair Drug Test
14 Panel Hair Drug Test
16 Panel Hair Drug Test
Alcohol Drug Testing Available Panels
Alcohol Urine Drug Test
ETG Alcohol Test (Urine)
Breath Alcohol Test
Blood Alcohol Test
Peth Alcohol Blood Test
ETG Alcohol Test (Hair)

Customized Testing Options Available l Discounts available for Bulk Purchases l Onsite Drug Testing Services

How Urine Drug Testing Works

Urine drug testing is extensively utilized across the United States, including in Liberty, TX, and is the sole method sanctioned for DOT-regulated drug testing following federal regulations in 49 CFR Part 40. It effectively detects recent drug or alcohol consumption by evaluating a given urine sample for metabolites or biomarkers. Each step of this procedure is crafted to remain consistent, confidential, and to yield trustworthy results, benefiting employers, individuals, and mandated programs.

Testing Methods & Collection Process

  • 1. Donor Identity Verification: The donor must provide valid ID and complete necessary signatures on the chain-of-custody documents prior to proceeding.
  • 2. Secure Collection Environment: Specimens are acquired in a secured restroom, where common tampering tactics are impeded by securing water sources and dying toilet water.
  • 3. Chain of Custody Documentation: Documenting the entire sample journey through a recognized Form ensures results stay intact and legally defensible.
  • 4. Temperature & Validity Checks: Post-collection, immediate validity checks are carried out, involving temperature and chemistry checks, to confirm specimen authenticity.
  • 5. DOT Split Specimen: The sample is split into primary and retesting vials for DOT tests; non-DOT tests use a single vial.
  • 6. Laboratory Screening & Confirmation: Samples undergo rigorous screening through SAMHSA-certified labs using a two-tier process, including initial immunoassay and confirmation through GC/MS or LC/MS techniques.
  • 7. MRO Verification: A Medical Review Officer examines non-negative results before rendering the final decision.

Timeframe for Urine Test Results

Benefits of Urine Drug & Alcohol Testing

Despite certain limitations like a narrower detection period, urine testing remains preeminent for screening nationwide owing to its practicality, acceptance, and accuracy.

How Hair Drug Testing Works

In Liberty, TX and beyond, hair drug and alcohol testing emerges as a remarkably credible and comprehensive laboratory method. While urine tests capture recent consumption, hair assessments offer a 90-day detection period, making them invaluable for identifying long-term substance use trends. This suitability makes it ideal for purposes such as employer screenings, legal considerations like custody battles, and any scenario demanding a panoramic review of an individual's history with substances.

Testing Methods & Collection Process

1. Donor Identity Verification

At the commencement of the collection, individuals are required to present valid government-verified ID, after which proper documentation including consent and chain-of-custody forms must be signed for accuracy and legitimacy.

2. Hair Collection Procedure

The procedure involves a trained specialist acquiring a small cluster of hair - generally about 100-120 strands - cut near the scalp. Ideally, the sample is taken from the crown region, but in the absence of head hair, body hair may serve as a substitute. The entire process is both rapid and conducted under direct observation.

3. Chain of Custody Documentation

Completion of a comprehensive Hair Drug Test Custody and Control Form is necessary to ensure evidence of the sample's collection, sealing, and movement, maintaining its legal credibility and protection.

4. Laboratory Preparation & Analysis

Once the sample reaches the lab, it undergoes a sequence of meticulous forensic steps:

This is followed by advanced laboratory testing:

5. Metabolite Detection

As hair grows, drug metabolites embed themselves within the shaft, creating an enduring and tamper-resistant account of substance use. The internal integration of these metabolites makes it exceedingly challenging to adulterate or deceive.

6. MRO Review

A certified Medical Review Officer examines any non-negative results to corroborate their accuracy, exploring potential medical explanations before issuing the official outcomes.

How Long Do Hair Test Results Take?

Although hair testing requires more extended lab processing than urine testing, it assures unmatched consistency in detection.

Benefits of Hair Drug & Alcohol Testing

  • 90-day detection period offering insights into long-term usage patterns.
  • Incredibly difficult to falsify or adulterate test results.
  • Delivers valuable insights into consistent, sporadic, or halted drug use trends.
  • Perfectly suits legal scenarios, custody disputes, and compliance programs.
  • Quick and non-invasive sample collection procedure.
  • Highly reliable findings verified through GC/MS or LC/MS confirmation techniques.

Limitations of Hair Drug & Alcohol Testing

  • Unable to detect recent consumption (5-7 days post-use).
  • More costly option compared to urine or oral fluid assessments.
  • Body hair cannot pinpoint an exact usage timeline.
  • Substance integration may differ based on hair type and growth speed.
  • Not applicable for DOT testing requirements.

Despite these constraints, hair testing remains steadfastly reliable for examining extended substance use and gains widespread utilization by employers, legal representatives, and individuals desiring dependable evidence.

Alcohol & Drug Testing-How Each Method Works

In Liberty, TX, Accredited Drug Testing offers a comprehensive spectrum of alcohol and drug screening services tailored to meet the varying needs of employers, DOT requirements, legal needs, and personal requests. Familiarity with the operational mechanisms of each test assures the correct choice, accurate outcomes, and adherence to federal and state regulations. Through our extensive network, certified laboratory facilities, and expert Medical Review Officers, we provide the reliability, integrity, and professionalism crucial for trustworthy testing results.

Alcohol Urine Drug Test

The alcohol urine test identifies recent consumption by detecting ethanol metabolites in the urine, prevalent for workplace, court obligations, and post-incident evaluation. Though it doesn't gauge current impairment, it affords a brief detection period lasting several hours, making it a swift, cost-efficient screening choice.

ETG Alcohol Test (Urine)

The EtG (Ethyl Glucuronide) test is highly sensitive, tracing alcohol use up to 80 hours post-consumption, making it favored among courts, rehabilitation initiatives, and compliance oversight bodies for its extended window and accuracy.

Breath Alcohol Test

A breath alcohol test assesses current impairment through the alcohol levels in deep lung air, utilizing DOT-certified machines (EBTs) for immediate and legally sound results. Required for DOT-covered workers, it's also utilized for workplace and suspicion-based scenarios.

Blood Alcohol Test

The blood alcohol test measures ethanol in the bloodstream directly, deemed one of the most precise methods for impairment assessment, trusted by hospitals, law enforcement, and legal entities, especially in DUI contexts.

PEth Alcohol Blood Test

A PEth (Phosphatidylethanol) blood test detects consistent or intense alcohol intake, marking alcohol-indicative biomarkers in red blood cells, allowing detection for up to 2-3 weeks, used in familial law disputes and high-risk employment screenings.

ETG Alcohol Test (Hair)

The EtG hair test maintains a 90-day scrutiny window, identifying alcohol use patterns from metabolites in hair strands. This method proves indispensable for legal issues and ongoing compliance management due to its consistency and resistance to deceptive abstinence.

By leveraging expert insight, nationally accredited laboratories, and efficient scheduling protocols, Accredited Drug Testing in Liberty, TX delivers indubitable, transparent, and compliant testing outcomes, enabling both individuals and enterprises to stay informed, safeguarded, and entirely compliant with regulatory mandates.


Accredited Drug Testing provides nationwide drug and alcohol screening solutions, including urine, hair, EtG, PEth, and breath alcohol testing. Backed by SAMHSA-certified laboratories, DOT 49 CFR Part 40 compliance, and scientifically validated testing technology, our services ensure accurate, defensible, and confidential results for employers, courts, and individuals.

Frequently Asked Questions

Urine tests detect recent use and are the only option approved for DOT testing under 49 CFR Part 40. Hair tests provide a 90-day detection window per the Society of Hair Testing (SoHT). Alcohol testing options, EtG, breath, blood, or PEth. These tests can identify recent use, impairment, or long-term drinking behavior depending on the method.

Urine: 24 - 48 hrs for negatives (SAMHSA guidelines).
Hair: 2 - 5 business days due to multi-step forensic processing (SoHT).
Breath Alcohol: Immediate results using NHTSA-approved EBT devices.
PEth: 3 - 5 days based on forensic toxicology studies.

Lab confirmation using GC/MS or LC/MS is the gold standard per SAMHSA & DOT.
Hair testing is highly tamper-resistant (SoHT).
PEth is considered the most reliable marker of repeated drinking (Journal of Analytical Toxicology).

No. DOT-regulated urine tests require validity checks and chain-of-custody documentation (49 CFR Part 40). Hair tests undergo decontamination and metabolite extraction (SoHT), making them extremely difficult to adulterate.

EtG urine detects alcohol for up to 80 hours (NIH/SAMHSA studies). EtG hair detects chronic alcohol consumption for up to 90 days (SoHT alcohol guidelines).

5 Panel DOT:49 CFR Part 40. Expanded non-DOT panels add benzodiazepines, barbiturates, methadone, oxycodone, MDMA, fentanyl, and more (SAMHSA forensic panel standards).

PEth blood testing identifies long-term and heavy alcohol use for 2 - 4 weeks. Used in child custody, treatment monitoring, and professional compliance programs (CDC & Journal of Analytical Toxicology).

Hair testing does not detect drug use within the past 5 - 7 days. It identifies long-term or repetitive use patterns per SoHT standards.

Yes. Results follow strict chain-of-custody procedures, DOT/SAMHSA requirements, GC/MS or LC/MS confirmation, and MRO review; making them acceptable in court, DOT, and legal settings.

Yes. Accredited Drug Testing offers same-day appointments at 20,000+ locations nationwide, instant testing options, and onsite employer testing with bulk discounts.

Customer Reviews

This is by far the easiest

This is by far the easiest way to get my lab work ordered and paid for. The phone calls are short and to the point. They don’t try to push extra sales on you and when I walk in to the clinic I simply show my donor pass and with in a matter of minutes I’m done. I will continue to use ADT in the future.

Jason Jackson - 7/19/2025

ADT is truly the best

Where do I start?!! ADT is truly the best!! I had the pleasure of speaking with Tori today! She was excellent, professional and truly went above and beyond in her kind, compassionate care and commitment to providing me with the best service possible. I was in such a time crunch, but I was able to call, order the test, pay for it over the phone and get the test I needed within the hour. Not only did this put my mind at ease, they saved my job!! I am forever grateful for this team of hard workers, that care, with such great work ethics! Thank you from the very bottom of my heart!!! If you need a drug, alcohol, etc… screening, this team will be your lifesavers!!

Sarah Patterson - 4/8/2025

Quick, Polite, Informative

Everyone has been quick to respond, polite, informative. It's been easy to order tests. I would recommend them to anyone to use.

April Rogers - 2/15/2025

Everything was great

Everything was great, the staff was very polite. Thank you.

Olga Petrova - 9/19/2024

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


Sources


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(800) 221-4291