Drug & Alcohol Testing Near Me - Harrison, TN

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

34 Drug-Testing Centers in Harrison

Minutes Away, Test Today

7380 Volkswagen Dr Ste 1002.64 miles

7380 Volkswagen Dr Ste 100
Chattanooga, TN 37416

6101 Enterprise Park Dr4.10 miles

6101 Enterprise Park Dr
Chattanooga, TN 37416

7155 Lee Hwy Ste 4004.54 miles

7155 Lee Hwy Ste 400
Chattanooga, TN 37421

9203 Lee Hwy Ste 94.67 miles

9203 Lee Hwy Ste 9
Ooltewah, TN 37363

9413 Apison Pike Ste 1104.88 miles

9413 Apison Pike Ste 110
Ooltewah, TN 37363

6102 Shallowford Rd Ste 1024.92 miles

6102 Shallowford Rd Ste 102
Chattanooga, TN 37421

7429 Shallowford Rd5.14 miles

7429 Shallowford Rd
Chattanooga, TN 37421

5959 Shallowford Rd Ste 413b5.15 miles

5959 Shallowford Rd Ste 413b
Chattanooga, TN 37421

6016 Shallowford Rd Ste 2005.22 miles

6016 Shallowford Rd Ste 200
Chattanooga, TN 37421

6740 Lee Hwy5.40 miles

6740 Lee Hwy
Chattanooga, TN 37421

5241 Highway 153 Ste 1215.57 miles

5241 Highway 153 Ste 121
Hixson, TN 37343

1521 Gunbarrel Rd 1035.76 miles

1521 Gunbarrel Rd 103
Chattanooga, TN 37421

2021 Hamilton Place Blvd5.83 miles

2021 Hamilton Place Blvd
Chattanooga, TN 37421

4706 Hixson Pike Ste B6.25 miles

4706 Hixson Pike Ste B
Hixson, TN 37343

4490 Hixson Pike6.32 miles

4490 Hixson Pike
Hixson, TN 37343

1755 Gunbarrel Rd Ste 2056.45 miles

1755 Gunbarrel Rd Ste 205
Chattanooga, TN 37421

7378 Applegate Ln6.64 miles

7378 Applegate Ln
Chattanooga, TN 37421

1618 Gunbarrel Rd Ste 1036.70 miles

1618 Gunbarrel Rd Ste 103
Chattanooga, TN 37421

8644 E Brainerd Rd Ste 1047.80 miles

8644 E Brainerd Rd Ste 104
Chattanooga, TN 37421

5779 Brainerd Rd7.96 miles

5779 Brainerd Rd
Chattanooga, TN 37411

924 Spring Creek Rd8.95 miles

924 Spring Creek Rd
Chattanooga, TN 37412

403 Mcbrien Rd9.00 miles

403 Mcbrien Rd
East Ridge, TN 37412

961 Spring Creek Rd9.16 miles

961 Spring Creek Rd
Chattanooga, TN 37412

600 N Holtzclaw Ave Ste 210,9.18 miles

600 N Holtzclaw Ave Ste 210,
Chattanooga, TN 37404

6739 Ringgold Rd Ste 49.19 miles

6739 Ringgold Rd Ste 4
Chattanooga, TN 37412

2205 Mccallie Avenue Ste 3109.27 miles

2205 Mccallie Avenue Ste 310
Chattanooga, TN 37404

1100 E 3rd St Ste G150 Utfp Bldg9.93 miles

1100 E 3rd St Ste G150 Utfp Bldg
Chattanooga, TN 37403

4230 Ringgold Rd10.01 miles

4230 Ringgold Rd
East Ridge, TN 37412

104 Howard St12.28 miles

104 Howard St
Rossville, GA 30741

118 Howard St12.29 miles

118 Howard St
Rossville, GA 30741

100 Gross Crescent Cir12.74 miles

100 Gross Crescent Cir
Fort Oglethorpe, GA 30742

1384 Battlefield Pkwy12.82 miles

1384 Battlefield Pkwy
Fort Oglethorpe, GA 30742

1301 Mcfarland Ave13.24 miles

1301 Mcfarland Ave
Rossville, GA 30741

321 Browns Ferry Rd Ste A-313.95 miles

321 Browns Ferry Rd Ste A-3
Chattanooga, TN 37419

Drug Testing Near Me

Are you in search of drug testing facilities near you in Harrison, TN? Accredited Drug Testing, Inc. is recognized as one of the most reliable providers of same-day drug and alcohol testing services, with access to over 20,000 locations across the nation. Whether your requirements include a DOT-regulated test, court-mandated screening, pre-employment drug tests, or personal testing for individual reasons, we ensure that booking an appointment is quick, simple, and confidential. Our licensed collection sites and laboratories provide precise, dependable results that adhere to both federal and state compliance standards, including those of Harrison, TN. To locate a convenient drug testing center near you, simply call (800) 221-4291 or schedule online 24/7. When ensuring safety, compliance, and peace of mind is crucial, Accredited Drug Testing consistently delivers trusted results right on time.

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 reigns as the most popular screening technique throughout Harrison, TN, and indeed, the nation. Serving as the exclusive method sanctioned for DOT-regulated drug testing, this test is conducted in accordance with 49 CFR Part 40 guidelines. By examining a urine sample, this method detects recent consumption of drugs, drug metabolites, or alcohol biomarkers, ensuring a thorough and confidential screening while delivering legally defensible results that are crucial for employers, individuals, and court-ordered programs.

Testing Methods & Collection Process

1. Donor Identity Verification

The procedure commences with the donor presenting an authorized government identification and signing the necessary chain-of-custody form.

2. Secure Collection Environment

Specimens are collected in a controlled setting, securing all water sources and sometimes dying the toilet water, to mitigate any tampering risks and uphold the sample's integrity.

3. Chain of Custody Documentation

A Chain of Custody Form (CCF) is utilized, following the specimen from its collection to the laboratory, ensuring the test's credibility and defensibility.

4. Temperature & Validity Checks

Post-collection, the collector evaluates the specimen's temperature and appearance. Laboratory analyses include validity testing through parameters such as creatinine levels, pH, specific gravity, and adulterant screenings.

5. DOT Split Specimen

For DOT tests, the specimen is divided into Bottle A for primary screening and Bottle B reserved for retesting if initial results are contested. Non-DOT tests generally collect a single sample.

6. Laboratory Screening & Confirmation

  • Initial Immunoassay Screen: Determines the presence of drug classes.
  • Confirmation Testing: Conducts GC/MS or LC/MS analyses for precise identification of specific drugs/metabolites.

7. MRO Verification

A qualified Medical Review Officer (MRO) evaluates any non-negative results, confirming them before releasing the official results.

How Long Do Urine Test Results Take?

  • Instant Urine Test: Negative results are available the same day, while positives are sent for laboratory confirmation (24-72 hours).
  • Lab-Based Urine Test: Negative results generally take 24-48 hours.
  • DOT Drug Test: Process takes 1-3 business days, contingent upon MRO review and donor contact.
  • Urine EtG Alcohol Test: Typically concludes in 24-48 hours.

Benefits of Urine Drug & Alcohol Testing

  • DOT compliance: The only recognized method meeting regulatory standards for DOT-regulated testing.
  • Optimal for identifying recent use, functioning well in workplaces and post-accident cases.
  • A budget-friendly, rapid-turnaround testing solution.
  • Highly credible, widely accepted by courts, government agencies, and employers.
  • Immediate testing possibilities are accessible for swift screening.
  • Exceedingly accurate with state-of-the-art confirmation testing technology.

Limitations of Urine Drug & Alcohol Testing

Despite some limitations, urine drug testing remains a practical, widely-utilized method for thorough screening in Harrison, TN and nationwide.

How Hair Drug Testing Works

In the state of Harrison, TN, hair drug and alcohol testing is a trusted laboratory technique that detects long-term substance use. Unlike urine tests that catch recent use, hair analysis has a 90-day detection window, identifying drug metabolites integrated within hair strands. This makes hair testing ideal for ongoing workplace monitoring, legal disputes, child custody considerations, and situations requiring a comprehensive view of substance use history.

Testing Methods & Collection Process

1. Donor Identity Verification

Prior to sample collection, individuals must present valid government identification, with all related consent and custody documentation completed to ensure legally binding results.

2. Hair Collection Procedure

A trained professional clips a small sample usually around 100-120 strands close to the scalp. The preferred source is the head's crown, yet body hair can be used if needed. The process is quick, non-invasive, and conducted under supervision.

3. Chain of Custody Documentation

Completion of a Hair Drug Test Custody and Control Form logs the specimen's collection, sealing, and handling, ensuring the protection and legality of outcomes.

4. Laboratory Preparation & Analysis

In the lab, hair samples undergo critical forensic stages:

Then, samples undergo precise lab analysis:

5. Metabolite Detection

Drug metabolites become embedded in the hair as it grows, forming a robust record of substance usage. The intrinsic nature of metabolites in hair makes this test immune to tampering.

6. MRO Review

A certified Medical Review Officer evaluates any non-negative outcomes for accuracy, examining plausible medical reasons and delivering an official report.

How Long Do Hair Test Results Take?

Although hair testing has a slightly extended turnaround compared to urine tests, its detection reliability is unrivaled.

Alcohol & Drug Testing-How Each Method Works

Exploring Alcohol and Drug Testing Options in Harrison, TN

A comprehensive array of alcohol and drug testing solutions is offered by Accredited Drug Testing, tailored for DOT, employer, legal, and individual requirements. Discerning the specifics of each test ensures precise, dependable results, solidifying adherence to federal and state regulations. Our expansive network, alongside SAMHSA-certified labs and seasoned Medical Review Officers, embodies professionalism, accuracy, and reliability.

Alcohol Urine Drug Test

An alcohol urine test identifies ethanol metabolites signifying recent alcohol consumption, often utilized in work environments, legal mandates, or post-incident scenarios. It does not measure present impairment but holds a brief detection period, rendering it an economical choice.

ETG Alcohol Test (Urine)

The EtG (Ethyl Glucuronide) urine test offers a prolonged detection window of up to 80 hours, key for courts, treatment, and supervision programs, heralded for its sensitivity and dependability.

Breath Alcohol Test

A breath alcohol test evaluates immediate intoxication via DOT-permitted devices, delivering immediate and defensible outcomes, essential for covering DOT-eligible employees and other workplace evaluations.

Blood Alcohol Test

The blood alcohol test measures the alcohol concentration in the bloodstream directly, acclaimed for its precision in legal, emergency, and DUI contexts.

PEth Alcohol Blood Test

The PEth (Phosphatidylethanol) blood test detects alcohol-specific biomarkers, indicative of prolonged consumption, suitable for family law, treatment monitoring, and safety-sensitive job screenings due to its reliability.

ETG Alcohol Test (Hair)

Providing a 90-day overview, the EtG hair alcohol test inspects the alcohol metabolites in hair, significant for judiciary and custody evaluations due to its resistance to temporary abstinence or deception.

Supported by reputable lab evaluations and expert consultations, Accredited Drug Testing empowers stakeholders across Harrison, TN with compliant and clear results, enhancing decision making in safety-sensitive and regulatory contexts.


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

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

Sweet and helpful

Trish was amazing and got me through the sytem very fast and swift. I had a hard time hearing her a couple of times, but she was super sweet and helpful throughout the process. Highly recommend her!

Sophia Schutze - 6/19/2024

Fast and efficient service

Fast and efficient service for employers wanting to do pre employment drug screening that meets DOT requirements!!

Mary Thomas - 4/5/2025

Fast,easy and efficient

Fast,easy and efficient. They made the whole process stress free and simple. Thanks 😊

Micheal Ankenbrandt - 2/19/2025


Sources


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Harrison DNA Testing

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Harrison Industry Training

Including specimen collector training, DER training, reasonable suspicion training and much more in Harrison, TN.v

Harrison Hair Drug Testing

Get fast, accurate hair drug testing at our convenient Harrison, TN locations—results you can trust, every time!

Harrison Alcohol Testing

Fast, reliable alcohol testing to keep your workplace safe and compliant every single day in Harrison, TN.

Harrison Drug Testing Services

Reliable nationwide drug testing services ensuring accuracy, compliance, and quick results for businesses and individuals in Harrison, TN.

Harrison 5 Panel Drug Test

Accurate 5 panel drug testing with fast, confidential results—trusted by Harrison, TN employers and individuals nationwide.

Harrison 10 Panel Drug Test

Comprehensive 10 panel drug testing with fast, reliable results—trusted for Harrison, TN workplace and personal testing needs.

Harrison On Site Drug Testing

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

Harrison DOT Physicals

Certified DOT physicals with quick, reliable exams to keep Harrison, TN 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.

(800) 221-4291