Drug & Alcohol Testing Near Me - Downey, 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

34 Drug-Testing Centers in Downey

Minutes Away, Test Today

11411 Brookshire Ave Ste 4080.25 miles

11411 Brookshire Ave Ste 408
Downey, CA 90241

9353 Imperial Hwy Garden Medical Office,3rd Floor1.34 miles

9353 Imperial Hwy Garden Medical Office,3rd Floor
Downey, CA 90242

8337 Telegraph Rd Ste 1042.01 miles

8337 Telegraph Rd Ste 104
Pico Rivera, CA 90660

11817 Telegraph Rd3.00 miles

11817 Telegraph Rd
Santa Fe Springs, CA 90670

3430 Garfield Ave3.07 miles

3430 Garfield Ave
Los Angeles, CA 90040

6538 Telegraph Rd3.87 miles

6538 Telegraph Rd
Los Angeles, CA 90040

3364 E Slauson Ave3.92 miles

3364 E Slauson Ave
Vernon, CA 90058

16444 Paramount Blvd4.11 miles

16444 Paramount Blvd
Paramount, CA 90723

7300 Alondra Blvd Ste 1084.15 miles

7300 Alondra Blvd Ste 108
Paramount, CA 90723

16660 Paramont Blvd Ste 1024.25 miles

16660 Paramont Blvd Ste 102
Paramount, CA 90723

3611 Mlk Blvd Ste 1084.64 miles

3611 Mlk Blvd Ste 108
Lynwood, CA 90262

13440 Imperial Hwy4.71 miles

13440 Imperial Hwy
Santa Fe Springs, CA 90670

2476 S Atlantic Blvd4.77 miles

2476 S Atlantic Blvd
Commerce, CA 90040

12385 Washington Blvd5.11 miles

12385 Washington Blvd
Whittier, CA 90606

12401 Washington Blvd5.21 miles

12401 Washington Blvd
Whittier, CA 90602

12462 Putnam St Ste 4025.40 miles

12462 Putnam St Ste 402
Whittier, CA 90602

309 W Beverly Blvd5.57 miles

309 W Beverly Blvd
Montebello, CA 90640

2300 W Beverly Blvd5.63 miles

2300 W Beverly Blvd
Montebello, CA 90640

6529 Seville Ave5.85 miles

6529 Seville Ave
Huntington Park, CA 90255

5220 Clark Ave Ste 4455.96 miles

5220 Clark Ave Ste 445
Lakewood, CA 90712

5205 Lakewood Blvd6.06 miles

5205 Lakewood Blvd
Lakewood, CA 90712

5203 Lakewood Blvd6.06 miles

5203 Lakewood Blvd
Lakewood, CA 90712

15330 Valley View Ave Ste 16.80 miles

15330 Valley View Ave Ste 1
La Mirada, CA 90638

4580 Pacific Blvd6.82 miles

4580 Pacific Blvd
Vernon, CA 90058

3851 S Soto St7.01 miles

3851 S Soto St
Vernon, CA 90058

3688 S Soto St7.01 miles

3688 S Soto St
Vernon, CA 90058

2499 S Wilmington Ave7.11 miles

2499 S Wilmington Ave
Compton, CA 90220

16700 Valley View Ave Ste 1807.21 miles

16700 Valley View Ave Ste 180
La Mirada, CA 90638

16702 Valley View Ave7.21 miles

16702 Valley View Ave
La Mirada, CA 90638

19301 S Santa Fe Ave Ste 1207.38 miles

19301 S Santa Fe Ave Ste 120
Compton, CA 90221

15141 Whittier Blvd Ste 125,7.40 miles

15141 Whittier Blvd Ste 125,
Whittier, CA 90603

40 Centerpointe Dr7.92 miles

40 Centerpointe Dr
La Palma, CA 90623

11152 S Main St8.10 miles

11152 S Main St
Los Angeles, CA 90061

1907 E Washington Blvd8.25 miles

1907 E Washington Blvd
Los Angeles, CA 90021

Drug Testing Near Me

Searching for drug testing nearby? Accredited Drug Testing, Inc., highly regarded across the United States, offers same-day testing for drugs and alcohol in over 20,000 locations, including Downey, CA. Whether your needs include a DOT-approved test, court-mandated screening, pre-employment drug assessments, or personal inquiries, we ensure a swift, straightforward, and private scheduling experience. Our authorized collection facilities and labs deliver precise, dependable results that adhere to federal and Downey, CA state regulations. For a streamlined experience, contact us at (800) 221-4291 or conveniently schedule online anytime to locate an accessible testing center in Downey, CA near you. When it comes to prioritizing safety, compliance, and tranquility, Accredited Drug Testing provides reliable results promptly, every single 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 remains the leading method for substance testing across Downey, CA and nationwide. This method is federally approved for DOT regulations under 49 CFR Part 40. The procedure involves analyzing urine samples for traces of substances or alcohol biomarkers, ensuring contemporary substance use detection.
Here's an overview of the process:

  • Identification Verification: Valid ID and necessary documentation commence the standardized procedure.
  • Controlled Collection: Specimen collection occurs in a safeguarded environment to ensure sample integrity.
  • Compliance Documentation: A federally recognized Chain of Custody Form guarantees sample preservation throughout testing.
  • Temperature and Accuracy Checks: Temperature verification happens immediately post-collection, alongside further lab-based validity assessments.
  • Split Specimen Analysis for DOT: Advocates divided sample analysis for validity, with retesting capabilities.
  • Laboratory Screening: SAMHSA-certified laboratories implement multi-step testing for proficient detection.
  • MRO Verification: A qualified officer reviews and corroborates findings prior to declaring results.

Timing and Benefits

How Hair Drug Testing Works

Hair follicle testing is a dependable way to detect long-term substance use, offering a 90-day detection timeframe by evaluating drug metabolites present in the hair shaft. Unlike urine testing, which highlights recent consumption, hair examinations are invaluable for Downey, CA's workplace programs, legal cases, and child custody scenarios requiring extensive substance use history insights.

Testing Protocols & Collection Approach

1. Donor Identity Confirmation

To initiate the collection, the donor provides government-issued ID, and chain-of-custody forms are completed to uphold course integrity.

2. Hair Collection Technique

Collection professionals retrieve a small hair sample typically 100-120 strands from the scalp's crown, or alternatively, body hair is used if needed. This quick, non-invasive process occurs under direct supervision.

3. Valid Chain of Custody Documentation

A Hair Drug Test Custody and Control Form records the sample's handling, ensuring legal defensibility.

4. Lab Preparation & Meticulous Analysis

The lab administers a multifaceted process, which includes hair decontamination, cutting/grinding for extracted matrix preparation, and immunoassay screening to detect drug classes, followed by GC/MS or LC/MS techniques confirming specific metabolites.

5. Metabolite Trapping Mechanism

As hair grows, drug metabolites become embedded, offering a non-tamperable historical record of substance use.

6. Certified MRO Review

For non-clear results, a certified MRO ensures result accuracy, examines potential medical justifications, and validates outcomes.

Turnaround Time for Hair Testing Results

Processing times are slightly longer compared to other tests, but hair examinations provide unmatched detection accuracy.

Advantages of Hair Drug & Alcohol Screening

  • A long-term detection window showcases consistent or sporadic use patterns.
  • Challenges associated with adulteration are minimal, if ever, a concern.
  • Essential for court proceedings, custody evaluations, and compliance initiatives.
  • Non-intrusive and swift collection.
  • Highly Accurate: supported by GC/MS or LC/MS testing.

Limitations of Hair Testing for Drugs & Alcohol

  • Inefficient for spotting immediate past usage (5-7 days).
  • More expensive relative to urine/oral options.
  • Generally unsuitable for precise detection timelines using body hair.
  • Substance adsorption variances may apply across different hair types.
  • Not applicable for DOT-related mandates.

Despite these challenges, hair testing stands as a reliable methodology for identifying prolonged substance use in a range of professional and personal contexts.

Alcohol & Drug Testing-How Each Method Works

Downey, CA's Comprehensive Drug and Alcohol Testing Solutions

At Accredited Drug Testing, we offer a sweeping array of drug and alcohol testing services, structured to align with the specific needs of employment, DOT, legal obligations, and personal checks. Grasping the mechanics of each test reinforces precise selection and dependable results, uniformly tagging along with regulatory edicts both federally and within Downey, CA's laws. The synergy of our pervasive network, validated labs, and skilled Medical Review Officers manifests assured trust, professionalism, and punctual testing efficacy.

Urine Alcohol Test

A urine alcohol test identifies recent alcohol intake through ethanol metabolite traces found in urine, prevalently engaged in workplace checks, legal compliance, and incident-linked cases. While it doesn't decode current impairment, this cost-effective, brief-window method offers quick separation and result return.

EtG Alcohol Urine Test

This EtG (Ethyl Glucuronide) urine assay demonstrates heightened sensitivity for spotting alcohol use up to 80 hours post-consumption. Given that EtG is an ethanol metabolite, the courts, rehabilitation sites, and surveillance entities favor it for reliability and extended detection window over general urine alcohol tests.

Breath Alcohol Test

For acute impairment estimation, a breath alcohol test quantifies alcohol proportion in deep lung air, dispatching immediate, legally defendable results. Administered through DOT-compliant breath devices, these are vital for DOT-covered employees, workplace checks, post-incident, and suspicion-based testing scenarios.

Blood Alcohol Test

Endorsed for precision, blood alcohol tests quantify circulating ethanol within the bloodstream directly, prevailing in DUI analysis, critical care settings, and intricate legal inquiry due to unparalleled estimations in impairment determination.

PEth Alcohol Blood Test

Highlighting chronic or substantial alcohol intake, a PEth (Phosphatidylethanol) blood test discerns alcohol-specific biomarkers amidst red blood cells, amplifying ongoing use indicators up to 2-3 weeks. Recognized within family law, tracking, therapeutic centers, and industries emphasizing security-sensitive employment vetting.

EtG Alcohol Hair Test

The hair EtG test unfolds a 90-day investigative window by probing embedded metabolites in hair strands, revolved around examining repeat or extensive use over isolated instances. Its resilience against testing evasion gains trust from courts, custody deliberations, and extensive monitoring programs.

Through adept facilitation, extensive laboratories, and expeditious booking, Accredited Drug Testing fortifies the defensible, vivid, and compliant revelations each alcohol examination sets out to achieve; guiding individuals and organizations towards assurance and complete juridical accord.


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

Super Easy!

Super easy to set up an appointment through the phone. They walked me through all the steps and found me a location right near my house. Would definitely recommend!

Aldita Lumaj - 1/17/2025

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

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

Great experience

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

Jenna Bee - 2/19/2025

Explained everything so no questions

Torin was great. Explained everything so no questions

Tony Lombardo - 4/18/2025


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

Downey Alcohol Testing

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

Downey Drug Testing Services

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

Downey 5 Panel Drug Test

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

Downey 10 Panel Drug Test

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

Downey On Site Drug Testing

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

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Certified DOT physicals with quick, reliable exams to keep Downey, 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