Drug & Alcohol Testing Near Me - Costa Mesa, 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 Costa Mesa

Minutes Away, Test Today

301 Victoria St0.87 miles

301 Victoria St
Costa Mesa, CA 92627

320 Superior Ave. Ste 1501.30 miles

320 Superior Ave. Ste 150
Newport Beach, CA 92663

1419 Superior Ave Ste 11.35 miles

1419 Superior Ave Ste 1
Newport Beach, CA 92663

1000 Bristol St N Ste 1b2.76 miles

1000 Bristol St N Ste 1b
Newport Beach, CA 92660

400 Newport Center Dr Ste 2023.25 miles

400 Newport Center Dr Ste 202
Newport Beach, CA 92660

9122 Adams Ave3.61 miles

9122 Adams Ave
Huntington Beach, CA 92646

3401 S Harbor Blvd4.34 miles

3401 S Harbor Blvd
Santa Ana, CA 92704

9900 Talbert Ave Ste 203,4.67 miles

9900 Talbert Ave Ste 203,
Fountain Valley, CA 92708

9920 Talbert Ave4.69 miles

9920 Talbert Ave
Fountain Valley, CA 92708

2362 Morse Ave4.87 miles

2362 Morse Ave
Irvine, CA 92614

3100 W Warner Ave5.15 miles

3100 W Warner Ave
Santa Ana, CA 92704

11180 E Warner Ave Ste 159,5.22 miles

11180 E Warner Ave Ste 159,
Fountain Valley, CA 92708

18811 Florida St5.25 miles

18811 Florida St
Huntington Beach, CA 92648

18561 Beach Blvd5.41 miles

18561 Beach Blvd
Huntington Beach, CA 92648

18800 Main St Ste 111,5.47 miles

18800 Main St Ste 111,
Huntington Beach, CA 92648

17232 Red Hill Ave5.72 miles

17232 Red Hill Ave
Irvine, CA 92614

17822 Beach Bl Suite 2425.86 miles

17822 Beach Bl Suite 242
Huntington Beach, CA 92647

1241 E Dyer Rd Ste 1455.92 miles

1241 E Dyer Rd Ste 145
Santa Ana, CA 92705

8970 Warner Ave5.95 miles

8970 Warner Ave
Fountain Valley, CA 92708

17024 Magnolia St5.97 miles

17024 Magnolia St
Fountain Valley, CA 92708

17122 Beach Blvd Ste 1046.49 miles

17122 Beach Blvd Ste 104
Huntington Beach, CA 92647

1534 E Warner Ave6.54 miles

1534 E Warner Ave
Santa Ana, CA 92705

1530 E Edinger Ave Ste 17.11 miles

1530 E Edinger Ave Ste 1
Santa Ana, CA 92705

1619 E Edinger Ave7.33 miles

1619 E Edinger Ave
Santa Ana, CA 92705

4950 Barranca Pkwy Ste 101,7.50 miles

4950 Barranca Pkwy Ste 101,
Irvine, CA 92604

3002 Dow Ave Ste 2048.08 miles

3002 Dow Ave Ste 204
Tustin, CA 92780

2492 Walnut Ave Ste 1108.25 miles

2492 Walnut Ave Ste 110
Tustin, CA 92780

16200 Sand Canyon Ave8.52 miles

16200 Sand Canyon Ave
Irvine, CA 92618

15464 Goldenwest St8.65 miles

15464 Goldenwest St
Westminster, CA 92683

100 N Tustin Ave8.70 miles

100 N Tustin Ave
Tustin, CA 92780

15775 Laguna Canyon Rd Ste 1008.90 miles

15775 Laguna Canyon Rd Ste 100
Irvine, CA 92618

800 N Tustin Ave Ste A9.06 miles

800 N Tustin Ave Ste A
Santa Ana, CA 92705

801 N Tustin Ave Ste 102,9.13 miles

801 N Tustin Ave Ste 102,
Santa Ana, CA 92705

7955 Westminster Blvd9.16 miles

7955 Westminster Blvd
Westminster, CA 92683

17542 17th St Ste 3309.76 miles

17542 17th St Ste 330
Tustin, CA 92780

946 W Town And Country Rd9.84 miles

946 W Town And Country Rd
Orange, CA 92868

1010 W La Veta Ave Ste 140,10.09 miles

1010 W La Veta Ave Ste 140,
Orange, CA 92868

1310 W Stewart Dr Ste 304,10.18 miles

1310 W Stewart Dr Ste 304,
Orange, CA 92868

Drug Testing Near Me

Searching for nearby drug testing services? In the state of Costa Mesa, CA and across the nation, Accredited Drug Testing, Inc. stands as a highly regarded provider of same-day drug and alcohol testing, boasting a comprehensive network of over 20,000 locations nationwide. Whether the requirement is for DOT-compliant tests, court-mandated screenings, pre-employment drug tests, or personal drug assessments, we streamline the scheduling process, ensuring it is both swift and confidential. Utilizing certified laboratories and collection sites, we guarantee precise and trustworthy outcomes that adhere to federal and state regulatory standards. To locate a convenient drug testing facility near you, simply dial (800) 221-4291 or use our online scheduling platform available 24/7. When prioritizing safety, compliance, and assurance, Accredited Drug Testing consistently delivers punctual and dependable results every 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 is the most prevalent method for screenings, widely recognized nationwide, and the sole type approved for DOT-regulated drug tests in accordance with 49 CFR Part 40. This approach evaluates a urine sample to identify recent drug use, alcohol markers, or metabolites. The process is confidential, streamlined, and designed to produce legally defensible outcomes for employers, individuals, and judicial mandates.

Testing Methods & Collection Process

1. Donor Identity Verification

The donor furnishes legitimate government-issued identification and completes necessary chain-of-custody documentation before testing commencement.

2. Secure Collection Environment

Specimens are gathered in a controlled restroom setting, protecting the integrity of the test. Items may be restricted, water secured, and toilets dyed as part of security protocols.

3. Chain of Custody Documentation

A federally sanctioned Chain of Custody Form (CCF) ensures sample integrity from collection through laboratory analysis.

4. Temperature & Validity Checks

Post-collection, the specimen's temperature and appearance are validated. The laboratory conducts additional tests for validity, checking creatinine levels, pH, and specific gravity.

5. DOT Split Specimen

DOT urine samples are divided into two Bottle A for primary analysis and Bottle B for a retest if contested. For non-DOT tests, only one vial is collected.

6. Laboratory Screening & Confirmation

At SAMHSA-certified labs, samples undergo two-step analysis:

  • Initial Immunoassay Screen: detects drug classes.
  • Confirmation Testing: uses GC/MS or LC/MS to accurately identify specifics.

7. MRO Verification

A Medical Review Officer examines non-negative results, assessing potential medical explanations with the donor before finalizing.

How Long Do Urine Test Results Take?

  • Instant Urine Test: Negative outcomes same-day; positive results take 24-72 hours.
  • Lab-Based Urine Test: Negative results available in 24-48 hours.
  • DOT Drug Test: 1-3 business days depending on MRO review.
  • Urine EtG Alcohol Test: Typically processed within 24-48 hours.

Additional time may be necessary in cases like shy bladder or for further confirmation needs.

Benefits of Urine Drug & Alcohol Testing

  • The only DOT compliant option for federally regulated testing.
  • Effective at detecting recent usage, perfect for workplaces or post-accidents in Costa Mesa, CA.
  • Cost-effective with speedy result turnaround.
  • Accepted by courts, employers, and agencies alike.
  • Instant screening available for quick assessments.
  • Accurate with GC/MS or LC/MS confirmations.

Limitations of Urine Drug & Alcohol Testing

  • Shorter detection span for drugs 1-7 days.
  • Vulnerability to tampering if not securely managed.
  • Incapable of demonstrating long-term usage patterns.
  • Requires restroom access for sample acquisition.
  • General tests exclude alcohol unless EtG/EtS is specified.

Despite some limitations, urine testing is vital and remains a common choice nationwide.

How Hair Drug Testing Works

Introducing Hair Drug and Alcohol Testing in Costa Mesa, CA

Hair testing emerges as a pivotal approach for long-term substance use detection, providing a comprehensive 90-day window of insight into an individual's drug or alcohol habits by analyzing metabolites lodged within the hair matrix. Ideal for workplaces, legal scenarios, and more, this method offers reliability that surpasses the limitations of shorter-term detection tests like urine sampling.

Thorough Hair Testing Methods and Collection Procedures

While slightly longer due to in-depth processing, hair testing offers accurate and substantial substance use insight unmatched by other methods.

Alcohol & Drug Testing-How Each Method Works

In Costa Mesa, CA and across the nation, Accredited Drug Testing offers comprehensive and varied alcohol and drug screening solutions tailored to fulfill the needs of employers, DOT, legal determinations, and personal inquiries. A thorough understanding of each method guarantees accurate selection, dependable results, and compliance with federal and state criteria. Our comprehensive network, approved laboratories, and skilled Medical Review Officers embody the precision, trust, and professionalism necessary for reliable test outcomes.

Alcohol Urine Drug Test

The alcohol urine test efficiently identifies recent alcohol intake through ethanol metabolites found in urine. Commonly adopted for workplace assessments, court mandates, and post-accident scenarios, it doesn't establish current impairment but offers a limited window of detection spanning several hours, making it a swift, economical screening solution.

ETG Alcohol Test (Urine)

The EtG (Ethyl Glucuronide) urine test is a remarkably indicative approach capable of tracing alcohol consumption up to 80 hours post-ingestion. Due to EtG's role as a direct metabolite of ethanol, the test is extensively utilized by the judicial system, rehabilitation programs, and compliance monitoring organizations. It outperforms conventional urine alcohol tests in longevity and reliability.

Breath Alcohol Test

The breath alcohol test gauges immediate impairment by quantifying alcohol concentration in deep lung air. Conducted via DOT-certified breath alcohol tools (EBTs), it renders instantaneous and legally sound results, fitting for DOT-regulated employees and often employed in workplaces, accidents, and suspicion-driven testing.

Blood Alcohol Test

The blood alcohol test measures ethanol content directly within the bloodstream, providing one of the most precise means of determining impairment. Widely trusted by hospitals, law enforcement, and legal sectors for its accuracy, particularly in DUI cases, emergency treatment, and critical legal investigations.

PEth Alcohol Blood Test

The PEth (Phosphatidylethanol) blood test targets chronic or intense alcohol use by detecting specific biomarkers embedded within red blood cells. PEth offers a detection period of 2-3 weeks and serves as a trusted indicator of long-term alcohol habits. This method is prevalent in family legalities, monitoring arrangements, treatment facilities, and pre-employment validation for safety-sensitive sectors.

ETG Alcohol Test (Hair)

Providing a 90-day detection scope, the EtG hair alcohol test evaluates alcohol metabolites sequestered within the hair structure, mapping habitual or persistent alcohol usage rather than sporadic consumption. Courts, custody discussions, and prolonged oversight programs trust hair EtG tests for their consistency, accuracy, and resistance to temporary abstinence subterfuges.

Championing informed decisions, Accredited Drug Testing facilitates every alcohol screening method with authoritative guidance, validated labs, and prompt bookings, ensuring results that are conclusive, defensible, and regulatory-compliant, benefiting individuals and employers by maintaining security, awareness, and adherence.


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 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

Really Helpful

I am just really happy to see that the location near me still offers hair follicle tests!! They are really helpful when any false positives happen, waiting on my results. Hope they come fast!

Kali Collins - 1/16/2025

Reception is kind and helpful

Reception is kind and helpful , everything quick and simple , best urgent care

Yusuf Narmuradov - 11/19/2024

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

Saved My CDL!

Time was running out before my Cdl got downgraded because of a violation I had on clearinghouse. I couldn't find an employer to send me for my return to duty test, but these guys had my test scheduled and done in the same day! They saved my cdl. Thank you again!

Michael Williams - 12/2/2024


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Certified DOT physicals with quick, reliable exams to keep Costa Mesa, CA drivers compliant and on the road with confidence.

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(800) 221-4291