Drug & Alcohol Testing Near Me - Nassau Bay, 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

29 Drug-Testing Centers in Nassau Bay

Minutes Away, Test Today

2200 E Nasa Pkwy 1, Ste 2200.69 miles

2200 E Nasa Pkwy 1, Ste 220
Nassau Bay, TX 77058

1202 Nasa Pkwy1.03 miles

1202 Nasa Pkwy
Houston, TX 77058

1120 Nasa Pkwy Ste 3041.06 miles

1120 Nasa Pkwy Ste 304
Houston, TX 77058

700 Gemini Avenue Suite 1101.94 miles

700 Gemini Avenue Suite 110
Houston, TX 77058

250 Blossom St Ste 2702.37 miles

250 Blossom St Ste 270
Webster, TX 77598

561 Medical Center Blvd.,2.41 miles

561 Medical Center Blvd.,
Webster, TX 77598

7111 Medical Center Dr Ste 2002.93 miles

7111 Medical Center Dr Ste 200
Texas City, TX 77591

415 Biscayne Blvd3.11 miles

415 Biscayne Blvd
El Lago, TX 77586

1108 Gulf Fwy S Ste 2303.49 miles

1108 Gulf Fwy S Ste 230
League City, TX 77573

1102 Dickinson Ave4.25 miles

1102 Dickinson Ave
Dickinson, TX 77539

3354 E Fm 528 Rd4.88 miles

3354 E Fm 528 Rd
Friendswood, TX 77546

2106 Fm 517 Rd E5.96 miles

2106 Fm 517 Rd E
Dickinson, TX 77539

1505 Winding Way Dr Ste 2186.30 miles

1505 Winding Way Dr Ste 218
Friendswood, TX 77546

676 Fm 517 Rd W6.73 miles

676 Fm 517 Rd W
Dickinson, TX 77539

628 S Friendswood Dr6.78 miles

628 S Friendswood Dr
Friendswood, TX 77546

11800 Astoria Blvd7.81 miles

11800 Astoria Blvd
Houston, TX 77089

10930 Resource Pkwy # C7.89 miles

10930 Resource Pkwy # C
Houston, TX 77089

11717 Highland Meadow Dr,7.93 miles

11717 Highland Meadow Dr,
Houston, TX 77089

4600 E Sam Houston Pkwy S8.15 miles

4600 E Sam Houston Pkwy S
Pasadena, TX 77505

4500 E Sam Houston Pkwy S Ste 1358.15 miles

4500 E Sam Houston Pkwy S Ste 135
Pasadena, TX 77505

1209 Genoa Red Bluff Rd8.25 miles

1209 Genoa Red Bluff Rd
Pasadena, TX 77504

1309 W Fairmont Pkwy Ste X8.31 miles

1309 W Fairmont Pkwy Ste X
La Porte, TX 77571

125 Sylvan St8.51 miles

125 Sylvan St
La Porte, TX 77571

7720 Spencer Hwy8.61 miles

7720 Spencer Hwy
Pasadena, TX 77505

5141 Center St8.64 miles

5141 Center St
Pasadena, TX 77505

1009 S Broadway St8.73 miles

1009 S Broadway St
La Porte, TX 77571

6825 Spencer Hwy8.84 miles

6825 Spencer Hwy
Pasadena, TX 77505

12885 Gulf Fwy9.02 miles

12885 Gulf Fwy
Houston, TX 77034

4001 Preston Ave Ste 1009.37 miles

4001 Preston Ave Ste 100
Pasadena, TX 77505

Drug Testing Near Me

Searching for Nearby Drug Testing Facilities?

In Nassau Bay, TX and across the nation, Accredited Drug Testing, Inc. stands out as a premier provider of immediate drug and alcohol testing services, offering convenience through a vast network of over 20,000 locations nationwide. Whether your requirement is for a DOT-regulated examination, a court-mandated screening, pre-employment testing, or individual assessments, we ensure the process is swift, straightforward, and confidential. Our accredited collection sites and laboratories guarantee precise, dependable results that adhere to Federal and Nassau Bay, TX state compliance laws. Simply dial (800) 221-4291 or book online anytime to discover a drug testing center near you.

When utmost safety, adherence to regulations, and peace of mind are paramount, Accredited Drug Testing provides reliable, punctual results every time, nationwide and in Nassau Bay, TX.

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 stands as the nation's predominant method for substance screening and is the sole testing approach recognized for DOT-regulated drug testing under the regulations of 49 CFR Part 40. This method evaluates recent use of substances through a detailed examination of a urine sample, targeting the presence of drugs, their metabolites, or alcohol indicators. The procedure is designed to be standardized and confidential, ensuring results are both precise and legally robust for various applications including employment, individual checks, and court mandates.

Collection Process Overview:

1. Identity Verification: Participants must present a valid government ID and complete necessary chain-of-custody processes before testing.

2. Controlled Environment Collection: Samples are gathered in secured facilities to prevent tampering, ensuring personal items and water sources are carefully monitored.

3. Documentation Integrity: A recognized Chain of Custody Form (CCF) is used to document the sample's journey from collection to laboratory analysis, guaranteeing test reliability.

4. Initial Checks: Immediately post-collection, the specimen is assessed for ideal temperature and integrity, with further laboratory validity testing.

5. Dual Sample for DOT: DOT tests divide the sample into two, allowing for dispute resolution if necessary - a process differing from single-vial non-DOT tests.

6. Laboratory Analysis:

  • Initial Screening: Detects drug categories using immunoassay.
  • Confirmation Testing: Uses GC/MS or LC/MS for precise identification of substances.

7. Medical Review: A certified Medical Review Officer assesses non-negative findings, ensuring accuracy and discussing with the donor if needed, before finalizing results.

Expected Timing for Urine Test Results

  • Immediate Tests: Provide same-day negative outcomes; positives are sent for further confirmation within 24-72 hours.
  • Laboratory-Based Results: Typically available within 24-48 hours for negatives.
  • DOT Screenings: Generally complete within 1-3 business days, depending on additional review needs.
  • Alcohol Specific Tests: EtG results are usually ready within 24-48 hours.

Note: Some circumstances, such as shy bladder or invalid specimens, may extend result times if additional confirmations or donor contact are required.

Advantages of Urine Testing:

  • DOT Compliance: It's currently the only method approved for federal regulations.
  • Recent Use Detection: Particularly useful for workforce and accident-related testing.
  • Cost and Speed: An economical option with rapid turnaround.
  • Wide Acceptance: Recognized by courts and various agencies.
  • Rapid Screening Available: Instantaneous results for time-sensitive situations.
  • Advanced Confirmation Techniques: Ensures high accuracy through advanced technology.

Limitations to Consider:

  • Shorter detection span for many drugs.
  • Requires stringent security to prevent sample tampering.
  • Does not reflect historical usage.
  • Needs restroom facilities for collection.
  • Standard tests typically do not include alcohol detection unless specified.

Despite some limitations, urine testing remains a widely respected and applicable method for drug and alcohol screenings across Nassau Bay, TX and nationwide.

How Hair Drug Testing Works

In Nassau Bay, 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

Nassau Bay, TX's Comprehensive Drug & Alcohol Testing Solutions

Accredited Drug Testing presents a diverse suite of alcohol and drug screening services, tailored to accommodate employer, DOT, judicial, and personal testing requisites. Understanding how each modality operates ensures precise selections, consistent results, and complete adherence to federal and Nassau Bay, TX state protocols. With an expansive nationwide presence, certified laboratories, and expert Medical Review Officers, we deliver the reliability and professionalism essential for sound testing outcomes.

Alcohol Urine Drug Test

This alcohol urine test discerns recent alcohol intake by detecting ethanol metabolites. It is often deployed in workplaces, legal mandates, and post-accident assessments. Although it lacks the ability to assess present impairment, it offers a brief detection period of a few hours, providing a swift and cost-efficient screening option.

ETG Alcohol Test (Urine)

The EtG (Ethyl Glucuronide) urine assessment is a refined method revealing alcohol consumption up to 80 hours post-drinking. Given EtG is a direct ethanol metabolite, it is utilized widely by Nassau Bay, TX courts, rehab programs, and compliance monitoring entities, offering a more extended detection range than traditional urine analyses, thanks to its reliability and precision.

Breath Alcohol Test

A breath alcohol test gauges current intoxication by examining alcohol levels in deep lung air via DOT-certified breath analyzers (EBTs), providing immediate, legally defensible results, mandated for DOT-covered employees, and utilized in work environments, post-incident scenarios, and reasonable suspicion testing.

Blood Alcohol Test

The blood alcohol assessment measures ethanol levels directly in the bloodstream, delivering a high degree of accuracy. This method is integral to hospitals, law enforcement, and legal bodies for its precision, particularly in DUI apprehensions, emergencies, and critical legal evaluations.

PEth Alcohol Blood Test

The PEth (Phosphatidylethanol) blood analysis identifies chronic or excessive drinking through alcohol-specific markers within red blood cells. PEth is effective for detecting consumption up to 2-3 weeks later, offering a top-tier indicator of extensive drinking patterns, with common applications in Nassau Bay, TX family law, treatment centers, and safety-oriented industry screenings.

ETG Alcohol Test (Hair)

The EtG hair alcohol assessment covers a 90-day detection range by scrutinizing alcohol metabolites within the hair shaft, focusing on habitual or continual usage over one-off events. Reliable for courts, custody analyses, and prolonged monitoring, it stands out for its enduring results and resistance to short-term abstinence.

With adept guidance, certified laboratories, and prompt scheduling, Accredited Drug Testing ensures each alcohol assessment technique provides precise, transparent, and legally compliant results supporting individuals and Nassau Bay, TX businesses in informed, assured decision-making.


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

Very easy to get scheduled

Very easy to get scheduled and easy process once checked in and the staff were all extremely friendly! I would recommend this company!

Ronickia Moore - 11/19/2024

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

Very professional and very quick

Very professional and very quick service to schedule appointments! I am pleased with the services and would definitely recommend using them for any drug testing needs!

Carrie Feerick - 4/19/2025

Quick, knowledgeable and courteous

Quick, knowledgeable and courteous Janelle worked diligently to support me. I am recommending their services to anyone looking.

Greensboro Joseph - 11/19/2024

Extremely pleasant

Initially Torrie helped me but I needed to call back. When I called back Kayla stepped in and finished my order. Both were extremely pleasant over the phone and provided wonderful customer service. Kudos to them!

Brynne Beverly - 4/19/2024


Sources


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(800) 221-4291