Drug & Alcohol Testing Near Me - Gardena, CA

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 Gardena

Minutes Away, Test Today

1300 W 155th St Ste 1090.65 miles

1300 W 155th St Ste 109
Gardena, CA 90247

16630 S Broadway St1.85 miles

16630 S Broadway St
Gardena, CA 90248

15401 S Main St1.89 miles

15401 S Main St
Gardena, CA 90248

14619 Prairie Ave2.05 miles

14619 Prairie Ave
Lawndale, CA 90260

2301 W El Segundo Blvd2.21 miles

2301 W El Segundo Blvd
Hawthorne, CA 90250

1149 W 190th St2.29 miles

1149 W 190th St
Gardena, CA 90248

4253 Redondo Beach Blvd2.63 miles

4253 Redondo Beach Blvd
Lawndale, CA 90260

11152 S Main St3.74 miles

11152 S Main St
Los Angeles, CA 90061

11633 Hawthorne Blvd #2153.75 miles

11633 Hawthorne Blvd #215
Hawthorne, CA 90250

21081 S Western Ave Ste 1503.79 miles

21081 S Western Ave Ste 150
Torrance, CA 90501

20401 Avalon Blvd Ste C3.79 miles

20401 Avalon Blvd Ste C
Carson, CA 90746

455 E Carson Plaza Dr3.86 miles

455 E Carson Plaza Dr
Carson, CA 90746

2499 S Wilmington Ave4.30 miles

2499 S Wilmington Ave
Compton, CA 90220

21320 Hawthorne Blvd Ste 2274.45 miles

21320 Hawthorne Blvd Ste 227
Torrance, CA 90503

4101 Torrance Blvd4.51 miles

4101 Torrance Blvd
Torrance, CA 90503

520 N Prospect Ave Ste 305,4.73 miles

520 N Prospect Ave Ste 305,
Redondo Beach, CA 90277

920 N Nash St5.31 miles

920 N Nash St
El Segundo, CA 90245

390 N Sepulveda Blvd Ste 10005.54 miles

390 N Sepulveda Blvd Ste 1000
El Segundo, CA 90245

3330 Lomita Blvd5.61 miles

3330 Lomita Blvd
Torrance, CA 90505

19301 S Santa Fe Ave Ste 1205.68 miles

19301 S Santa Fe Ave Ste 120
Compton, CA 90221

23441 Madison St Ste 300,5.71 miles

23441 Madison St Ste 300,
Torrance, CA 90505

1700 E Walnut Ave5.83 miles

1700 E Walnut Ave
El Segundo, CA 90245

23601 Avalon Blvd Ste 1045.94 miles

23601 Avalon Blvd Ste 104
Carson, CA 90745

23441 Madison St.bld8,ste 1105.94 miles

23441 Madison St.bld8,ste 110
Torrance, CA 90505

6033 W Century Blvd Ste 2006.16 miles

6033 W Century Blvd Ste 200
Los Angeles, CA 90045

3611 Mlk Blvd Ste 1086.42 miles

3611 Mlk Blvd Ste 108
Lynwood, CA 90262

9601 S Sepulveda Blvd6.50 miles

9601 S Sepulveda Blvd
Los Angeles, CA 90045

8930 S Sepulveda Blvd Ste 2006.84 miles

8930 S Sepulveda Blvd Ste 200
Los Angeles, CA 90045

8800 S Sepulveda Blvd Ste 86.90 miles

8800 S Sepulveda Blvd Ste 8
Los Angeles, CA 90045

Drug Testing Near Me

Searching for convenient Gardena, CA drug testing services nearby? Partner with Accredited Drug Testing, Inc., the nation's go-to provider for prompt drug and alcohol assessments, available nationwide at over 20,000 locations. We cater to a variety of needs, including DOT-regulated tests, court-mandated screenings, pre-employment drug tests, or private individual testing. Our process is swift, discreet, and straightforward. Our certified collection sites and labs adhere to federal and Gardena, CA state compliance standards, ensuring precise and reliable results. Give us a call at (800) 221-4291 or book online anytime to discover a convenient testing center near you. When your top priority is safety, compliance, and peace of mind, Accredited Drug Testing provides timely and dependable results.

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 Explained in Gardena, CA

In Gardena, CA and all across the nation, urine drug testing stands as one of the most prevalent forms of substance screening. As the sole approved testing method for DOT-related screenings under 49 CFR Part 40, it serves as a cornerstone in detecting recent drug or alcohol use. By examining a urine sample for drugs, metabolites, or alcohol biomarkers, this method delivers precise, confidential, and legally sound results for various applications ranging from employers to legally mandated programs.

Key Testing Procedures & Collection Process

1. Donor Verification: Ensuring accuracy begins with confirming donor identity using a government-issued photo ID, followed by the completion of necessary chain-of-custody paperwork.

2. Secure Collection: Specimens are gathered in a controlled environment to prevent interference, with measures such as restricted access to personal items and secure, dyed toilet water.

3. Chain of Custody Management: A standardized Chain of Custody Form (CCF) monitors the sample from gathering through to lab analysis, safeguarding its integrity.

4. Temperature and Validity Checks: The collector inspects the specimen for correct temperature immediately after collection, and the laboratory further performs validity tests for characteristics such as creatinine, pH, and specific gravity.

5. DOT Split Specimen Analysis: For DOT tests, the sample is divided into two bottles for potential retesting, whereas non-DOT testing typically employs a single vial.

6. Laboratory Screening and Confirmation: Laboratories accredited by SAMHSA utilize a rigorous two-prong approach:

7. MRO Analysis: A Medical Review Officer reviews non-negative outcomes, contacting the donor for potential medical explanations before finalizing results.

Turnaround Time for Urine Test Results

Note: Additional time may be required for special circumstances such as shy bladder syndrome or the need for laboratory re-confirmation.

Advantages of Urine Drug & Alcohol Testing

Given these advantages, urine testing remains the preferred choice for rapid and reliable drug and alcohol assessments across the country, including Gardena, CA.

How Hair Drug Testing Works

In Gardena, CA, hair drug and alcohol testing delivers a highly reliable assessment method, ideal for understanding long-term substance use behavior. Unlike urine tests, which only reveal recent substance intake, hair tests delve deeper with a 90-day detection period, analyzing metabolite residues in the hair itself. Such testing is preferred for workplace policies, judicial proceedings, child custody evaluations, and scenarios necessitating a comprehensive understanding of an individual's substance use history.

Testing Protocols & Collection Techniques

1. Identity Verification of Donor

Donors must submit appropriate ID verification and endorse all necessary consent and chain-of-custody paperwork, ensuring procedural legitimacy.

2. Hair Sampling Procedure

A certified collector will obtain a small sample from the scalp area usually 100 to 120 strands. The sample is typically taken from the crown; however, body hair might be used when scalp hair isn't available. This practice is prompt, painless, and conducted under direct observation.

3. Custody Documentation

Documentation via a Hair Drug Test Custody and Control Form ensures each specimen's lawful composure from collection to lab transfer.

4. Laboratory Preparation and Evaluation

After receipt at the laboratory, the hair specimen endures empathetic forensic procedures:

Subsequent is in-depth laboratory testing which includes:

5. Detecting Metabolites

As hair grows, it intrinsically captures drug metabolites, preserving a long-standing record of consumption with remarkable resistance to interference.

6. MRO Review

A specialized Medical Review Officer examines any non-negative outcomes, confirming accuracy and evaluating medicinal explanations ahead of formalizing results.

Processing Time for Hair Test Results

The hair test process, though more extended than urine tests due to elaborate laboratory processing, provides superior consistency and expansive detection range.

Benefits of Hair Testing for Drug & Alcohol

  • Offers a 90-day detection scope for prolonged substance observance.
  • Highly resistant to tampering or switching.
  • Reveals patterns regarding regular, intermittent, or ceased usage.
  • Essential for court discussions, family adjudications, and program compliances.
  • Painless and efficient sample submission process.
  • Exceptional precision through sophisticated GC/MS or LC/MS confirmation testing.

Drawbacks of Hair Testing for Drug & Alcohol

  • Unavailable for immediate drug detection (use within 5-7 days isn't traceable).
  • Presents higher expenses relative to urine or saliva tests.
  • Body hair isn't an ideal detection timeline option.
  • Influenced by hair disposition and growth variability, impacting substance incorporation.
  • Non-eligibility for DOT regulations.

While limitations exist, hair testing for drugs remains a robust choice for identifying extended substance usage and serves a critical role among employers, legal experts, and individuals seeking reliable, untainted results.

Alcohol & Drug Testing-How Each Method Works

Within Gardena, CA, Accredited Drug Testing offers an extensive selection of alcohol and drug testing solutions targeted to satisfy the unique demands of employers, DOT-mandated regulations, judiciary requirements, as well as personal inquiries. Knowing how each type functions enables informed decision-making that complies with both federal and state regulations, leveraging professional networks, certified facilities, as well as Medical Review Officers to guarantee dependable, trusted testing results.

Alcohol Urine Drug Test

Detecting contemporary alcohol use, the Alcohol Urine Test recognizes metabolites produced by ethanol in urine. It's particularly common in workplace screenings, court directives, and post-incident evaluations. Despite not assessing present impairment, its brief detection phase offers a rapid, budget-efficient monitoring solution.

ETG Alcohol Test (Urine)

Elevated sensitivity characterizes the EtG (Ethyl Glucuronide) urine test, which identifies alcohol usage up to 80 hours following consumption. Being a metabolite closely associated with ethanol, it finds extensive use in legal, rehabilitation, and compliance fields offering lengthier detection and dependable verification.

Breath Alcohol Test

By examining lung air, a breath alcohol test evaluates immediate inebriation levels. Utilized with DOT-approved breath devices, these tests are applied broadly in workplace settings, accident reviews, and suspicion-based analysis due to their swift, validated outcomes.

Blood Alcohol Test

The blood alcohol test offers precise measurement of blood ethanol content, proving fundamental to assessing impairment. Utilized by healthcare, law enforcement, and legal bodies for its rigorous standards especially underlining DUI scenarios, emergency care activities, and detailed investigations.

PEth Alcohol Blood Test

Designed to detect chronic alcohol intake, the PEth (Phosphatidylethanol) blood test identifies alcohol-specific markers in erythrocytes, covering usage periods of up to 2-3 weeks. Known for its validity, it's ideal in family-oriented legal issues, monitoring regimens, treatment evaluations, and safely predisposed industry hiring.

ETG Alcohol Test (Hair)

Possessing a 90-day detection potential, the EtG hair alcohol test highlights recurrent or prolonged alcohol use, distinct from single incidents, by examining metabolites in hair. Broadly used by courts, custody adjudications, and ongoing supervision schemes for its secure analysis and tolerant of temporary soberness efforts.

Via unparalleled insights, reputable labs, and expeditious bookings, Accredited Drug Testing assures all alcohol assessment options deliver clear, defensible, and compliant results ensuring individual and organizational knowledge, safeguarding, and comprehensive adherence to regulations.


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

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

Super Helpful

Detricia was super helpful in making sure that the drug test is sent my worker for was the right one I needed for my company to be compliant with my customers drug test requirements.

Kevin Howell - 12/19/2024

Extremely polite

They were very fast extremely polite walked you through every detail of the process if you had any questions they had no problems answering

Billy Williams - 2/19/2025

Kind and very helpful

Called around for hours and posted from company to person and got nowhere and had to fight to get a refund die to there miss information, well save time and sanity Acredited is the ONLY place the person was kind and very helpful, said what I needed and Faith the lady I dealt with made it simple and she did above and beyond everything I needed, as I'm going through a devorse this was a great help and made my day 100 stars from me.

Steven Harrison - 12/19/2024

Fantastic Experience

Fantastic experience from the beginning. Jocelyn was very helpful to me as someone who doesn’t have much experience in needing a test. They were very helpful and walked me through the entire process start to finish. Thank you ADT!

Riley Wilson - 2/18/2025


Sources


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Gardena Hair Drug Testing

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

Gardena Alcohol Testing

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

Gardena Drug Testing Services

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

Gardena 5 Panel Drug Test

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

Gardena 10 Panel Drug Test

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

Gardena On Site Drug Testing

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

Gardena DOT Physicals

Certified DOT physicals with quick, reliable exams to keep Gardena, CA 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