Drug & Alcohol Testing Near Me - El Segundo, 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

38 Drug-Testing Centers in El Segundo

Minutes Away, Test Today

390 N Sepulveda Blvd Ste 10001.18 miles

390 N Sepulveda Blvd Ste 1000
El Segundo, CA 90245

1700 E Walnut Ave1.25 miles

1700 E Walnut Ave
El Segundo, CA 90245

920 N Nash St1.81 miles

920 N Nash St
El Segundo, CA 90245

6033 W Century Blvd Ste 2002.33 miles

6033 W Century Blvd Ste 200
Los Angeles, CA 90045

9601 S Sepulveda Blvd2.34 miles

9601 S Sepulveda Blvd
Los Angeles, CA 90045

8930 S Sepulveda Blvd Ste 2002.80 miles

8930 S Sepulveda Blvd Ste 200
Los Angeles, CA 90045

8800 S Sepulveda Blvd Ste 82.87 miles

8800 S Sepulveda Blvd Ste 8
Los Angeles, CA 90045

8726 S Sepulveda Blvd2.93 miles

8726 S Sepulveda Blvd
Los Angeles, CA 90045

11633 Hawthorne Blvd #2153.69 miles

11633 Hawthorne Blvd #215
Hawthorne, CA 90250

14619 Prairie Ave4.50 miles

14619 Prairie Ave
Lawndale, CA 90260

4253 Redondo Beach Blvd4.82 miles

4253 Redondo Beach Blvd
Lawndale, CA 90260

520 N Prospect Ave Ste 305,5.01 miles

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

2301 W El Segundo Blvd5.11 miles

2301 W El Segundo Blvd
Hawthorne, CA 90250

5525 W Slauson Ave5.29 miles

5525 W Slauson Ave
Los Angeles, CA 90056

12001 W Washington Blvd5.42 miles

12001 W Washington Blvd
Los Angeles, CA 90066

12212 W Washington Blvd5.42 miles

12212 W Washington Blvd
Los Angeles, CA 90066

4101 Torrance Blvd6.57 miles

4101 Torrance Blvd
Torrance, CA 90503

21320 Hawthorne Blvd Ste 2276.89 miles

21320 Hawthorne Blvd Ste 227
Torrance, CA 90503

1300 W 155th St Ste 1097.08 miles

1300 W 155th St Ste 109
Gardena, CA 90247

11560 W Pico Blvd7.99 miles

11560 W Pico Blvd
Los Angeles, CA 90064

11152 S Main St8.25 miles

11152 S Main St
Los Angeles, CA 90061

15401 S Main St8.26 miles

15401 S Main St
Gardena, CA 90248

21081 S Western Ave Ste 1508.33 miles

21081 S Western Ave Ste 150
Torrance, CA 90501

23441 Madison St Ste 300,8.33 miles

23441 Madison St Ste 300,
Torrance, CA 90505

1149 W 190th St8.34 miles

1149 W 190th St
Gardena, CA 90248

1908 Santa Monica Blvd Ste 58.37 miles

1908 Santa Monica Blvd Ste 5
Santa Monica, CA 90404

16630 S Broadway St8.37 miles

16630 S Broadway St
Gardena, CA 90248

23441 Madison St.bld8,ste 1108.39 miles

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

2121 Santa Monica Blvd8.45 miles

2121 Santa Monica Blvd
Santa Monica, CA 90404

3330 Lomita Blvd8.46 miles

3330 Lomita Blvd
Torrance, CA 90505

1250 16th St8.48 miles

1250 16th St
Santa Monica, CA 90404

5971 Venice Blvd Fl 48.62 miles

5971 Venice Blvd Fl 4
Los Angeles, CA 90034

209-1 Takashiho Yomitan Village8.85 miles

209-1 Takashiho Yomitan Village
Santa Monica, CA 90403

11645 Wilshire Blvd Ste 8309.36 miles

11645 Wilshire Blvd Ste 830
Los Angeles, CA 90025

2231 S Western Ave9.48 miles

2231 S Western Ave
Los Angeles, CA 90018

11611 San Vicente Blvd9.68 miles

11611 San Vicente Blvd
Los Angeles, CA 90049

8512 Whitworth Dr9.78 miles

8512 Whitworth Dr
Los Angeles, CA 90035

5862 Avalon Blvd9.90 miles

5862 Avalon Blvd
Los Angeles, CA 90003

Drug Testing Near Me

Searching for drug testing in El Segundo, CA? Accredited Drug Testing, Inc. stands as a highly reliable national provider, offering same-day drug and alcohol testing at over 20,000 locations across the United States, including many sites in El Segundo, CA. Whether the requirement is for a DOT-regulated examination, a court-mandated screening, a pre-employment drug check, or a personal test for individual purposes, our services make the scheduling process swift, effortless, and confidential. We utilize certified collection sites and laboratories to ensure that the results are both accurate and dependable, adhering to federal and El Segundo, CA state compliance standards. To find a convenient drug testing center nearby, simply call (800) 221-4291 or schedule an appointment online 24/7. When it comes to prioritizing safety, compliance, and peace of mind, Accredited Drug Testing consistently delivers timely and credible 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 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 El Segundo, CA and nationwide.

How Hair Drug Testing Works

Hair drug and alcohol testing is regarded as a highly reliable laboratory mechanism for identifying enduring substance use trends. In contrast with urine tests, this approach captures a 90-day detection period by decoding drug metabolites trapped within the hair shaft, proving ideal for work settings, legal scenarios, or any case requiring an extended view of substance history, including for El Segundo, CA residents.

  • Donor Identity Verification: The individual must provide a government ID with signatures upholding the chain of custody before sample collection.
  • Hair Collection Method: Up to 120 hair strands are snipped near the scalp's crown; body hair serves as an alternative if head hair is unavailable.
  • Chain of Custody: Completed documentation guarantees specimen protection and legal validation through process steps.
  • Lab Preparation and Analysis: The sample goes through decontamination, cutting or grinding for extraction, and the testing via immunoassay and confirmation with GC/MS or LC/MS.
  • Metabolite Detection: Metabolites trapped in hair structure provide a lasting documentation of use behavior, resistant to tampering.
  • MRO Review: Each test is examined by a certified Medical Review Officer to affirm results and provide legitimate outcomes.

Hair Test Timelines

Typically, standard hair tests deliver results in 2-3 business days post-lab arrival, whereas more complex panels may require 3-5 business days.

Although hair testing has slightly longer processing times compared to urine tests, it provides unparalleled detection stability and is used extensively by businesses and legal professionals.

Benefits of Hair Drug & Alcohol Testing

Limitations of Hair Testing

Despite these constraints, hair analysis delivers one of the most reliable means for monitoring extended drug or alcohol histories in various applications.

Alcohol & Drug Testing-How Each Method Works

El Segundo, CA'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 El Segundo, CA 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 El Segundo, CA 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 El Segundo, CA 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 El Segundo, CA 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

Hassle Free Experience

It was easy to make the arrangements to get to someone in regards to renewing my DOT medical certificate. They took care of everything over the phone which made my experience hassle free. I will definitely be using them again and you should too.

Jim Raymond - 10/18/2024

Friendly and Knowledgeable

I reached out Accredited Drug Testing/Secure Screenings to partner for my drug testing business (Discovery Diagnostics Columbia SC) and the process was extremely easy. I worked with Sicilia who was amazing. She was friendly & knowledgeable, and answer all of my questions with ease.

Kendra Harley - 3/26/2025

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

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

Great service

Great service easy use quick processing! Need a hair follicle for my DCFS case , quick and convenient!

Jesse Dupre - 4/12/2025


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(800) 221-4291