Drug & Alcohol Testing Near Me - San Leandro, 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

40 Drug-Testing Centers in San Leandro

Minutes Away, Test Today

13939 E 14th St1.15 miles

13939 E 14th St
San Leandro, CA 94578

2587 Merced St1.60 miles

2587 Merced St
San Leandro, CA 94577

1555 Doolittle Dr Ste 1801.82 miles

1555 Doolittle Dr Ste 180
San Leandro, CA 94577

7901 Oakport St Ste 4950 2nd Floor2.67 miles

7901 Oakport St Ste 4950 2nd Floor
Oakland, CA 94621

7817 Oakport St2.72 miles

7817 Oakport St
Oakland, CA 94621

401 Roland Way Ste 2052.90 miles

401 Roland Way Ste 205
Oakland, CA 94621

20400 Lake Chabot Rd Ste 101,4.30 miles

20400 Lake Chabot Rd Ste 101,
Castro Valley, CA 94546

2421 Encinal Ave Ste A5.43 miles

2421 Encinal Ave Ste A
Alameda, CA 94501

2111 Whitehall Place, Suite D5.87 miles

2111 Whitehall Place, Suite D
Alameda, CA 94501

24326 Mission Blvd Ste 36.00 miles

24326 Mission Blvd Ste 3
Hayward, CA 94544

26250 Industrial Blvd Ste 326.82 miles

26250 Industrial Blvd Ste 32
Hayward, CA 94545

27200 Calaroga Ave7.33 miles

27200 Calaroga Ave
Hayward, CA 94545

384 Embarcadero W8.11 miles

384 Embarcadero W
Oakland, CA 94607

1517 Grand Ave8.32 miles

1517 Grand Ave
Piedmont, CA 94611

1700 Broadway Ste 3108.40 miles

1700 Broadway Ste 310
Oakland, CA 94612

29000 Hesperian Blvd8.43 miles

29000 Hesperian Blvd
Hayward, CA 94545

4069 Piedmont Ave Ste 9108.78 miles

4069 Piedmont Ave Ste 910
Oakland, CA 94611

3300 Webster St, Ste 11108.79 miles

3300 Webster St, Ste 1110
Oakland, CA 94609

350 Hawthorne Ave8.83 miles

350 Hawthorne Ave
Oakland, CA 94609

3701 Broadway Fl 58.88 miles

3701 Broadway Fl 5
Oakland, CA 94611

3555 Whipple Rd9.14 miles

3555 Whipple Rd
Union City, CA 94587

2450 Ashby Ave10.65 miles

2450 Ashby Ave
Berkeley, CA 94705

6001 Shellmound St Ste 85010.92 miles

6001 Shellmound St Ste 850
Emeryville, CA 94608

2301 Camino Ramon Ste 10810.98 miles

2301 Camino Ramon Ste 108
San Ramon, CA 94583

33077 Alvarado Niles Rd11.02 miles

33077 Alvarado Niles Rd
Union City, CA 94587

5601 Norris Canyon Rd Ste 14011.22 miles

5601 Norris Canyon Rd Ste 140
San Ramon, CA 94583

6001 Norris Canyon Rd Ste 14211.22 miles

6001 Norris Canyon Rd Ste 142
San Ramon, CA 94583

33560 Alvarado Niles Rd11.35 miles

33560 Alvarado Niles Rd
Union City, CA 94587

2850 7th St Ste 10011.63 miles

2850 7th St Ste 100
Berkeley, CA 94710

7667 Amador Valley Blvd12.21 miles

7667 Amador Valley Blvd
Dublin, CA 94568

Sfia Terminal 212.24 miles

Sfia Terminal 2
San Francisco, CA 94125

On-site Only12.39 miles

On-site Only
San Francisco, CA 94124

5720 Stoneridge Mall Road, Suite 11012.51 miles

5720 Stoneridge Mall Road, Suite 110
Pleasanton, CA 94588

1425 S Main St12.75 miles

1425 S Main St
Walnut Creek, CA 94596

7601 Stoneridge Dr Fl 112.84 miles

7601 Stoneridge Dr Fl 1
Pleasanton, CA 94588

2505 Bataan St Ste O12.94 miles

2505 Bataan St Ste O
Oakland, CA 94607

1098 Foster City Blvd, Ste 10213.07 miles

1098 Foster City Blvd, Ste 102
Foster City, CA 94404

24 Willie Mays Plz13.29 miles

24 Willie Mays Plz
San Francisco, CA 94107

35500 Dumbarton Ct13.48 miles

35500 Dumbarton Ct
Newark, CA 94560

60 N El Camino Real13.49 miles

60 N El Camino Real
San Mateo, CA 94401

Drug Testing Near Me

Searching for Nearby Drug Testing Services?

When you need drug and alcohol testing services you can rely on, turn to Accredited Drug Testing, Inc., known nationwide for its exceptional service and a vast network spanning over 20,000 locations, including San Leandro, CA. Whether your requirements are for DOT-mandated tests, judicial screenings, job-related testing, or personal inquiries, we ensure the process is straightforward, prompt, and private. With professionally certified collection points and state-of-the-art labs, we provide outcomes that not only guarantee precision but also adhere strictly to all federal and state standards. Reach us anytime at (800) 221-4291 or online, available round-the-clock, to locate a convenient drug testing facility close to you. Prioritizing safety and compliance, choose Accredited Drug Testing for consistent and reliable 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

Understanding Urine Drug Testing in San Leandro, CA

Urine drug testing stands as the foremost screening approach within the United States, mandated as the sole method approved for DOT-regulated drug testing according to 49 CFR Part 40 guidelines. By evaluating a urine sample for drugs, their metabolites, and alcohol biomarkers, this technique effectively identifies recent substance use. This standardized process is renowned for its confidentiality, offering precise, legally viable outcomes suitable for employers, individuals, and judicial programs.

Testing Procedures & Collection Protocols

Time Frame for Urine Test Results

Extra time might be necessitated for circumstances like shy bladders, invalid specimens, additional confirmations, or prolonged donor contact.

Advantages and Limitations

Urine testing, due to inherent advantages, remains the most feasible and extensively utilized drug and alcohol screening strategy not only in San Leandro, CA but nationwide.

How Hair Drug Testing Works

Utilizing a sophisticated laboratory method, hair drug and alcohol testing unearths long-term substance use trends over a convenient 90-day detection period by evaluating drug metabolites embedded within hair strands. In comparison to urine testing that detects recent substance use, hair testing is optimal for settings like workplace programs, legal battles, child custody issues, or any proceedings demanding deeper insight into an individual's substance usage history.

Testing Methods & Collection Process

1. Donor Identity Verification

Collection begins upon verification of donor identity using a government-issued ID, alongside acquiring necessary signatures for consent and chain-of-custody to maintain a robust documentation trail.

2. Hair Collection Procedure

A collector proficiently collects about 100-120 hair strands, ensuring a seamless, painless, and closely monitored process typically from the crown of the donor's head, though body hair may serve as an alternative if necessary.

3. Chain of Custody Documentation

Completion of a Hair Drug Test Custody and Control Form is fundamental to validate the collection, sealing, and eventual transfer of the sample, maintaining legalized defensibility throughout the procedure.

4. Laboratory Preparation & Analysis

After arriving at the lab, several forensic measures are applied, including:

  • Decontamination: Cleansing to eliminate any external contaminants like smoke.
  • Cutting/Grinding: The segmentation of hair for appropriate extraction processes.
  • Extraction: A chemical release of metabolites from the hair matrix.

Subsequent laboratory analysis employs two primary phases:

  • Initial Screening: Immunoassay detects general drug classes.
  • Confirmation Testing: Using GC/MS or LC/MS, specific drugs and metabolites are identified precisely.

5. Metabolite Detection

As drugs are metabolized, the resulting substances become encased in the growing hair, documenting a prolonged record of use, making this method notably resistant to attempts at cheating or alteration.

6. MRO Review

Non-negative outcomes undergo review by a certified Medical Review Officer, validating the results and issuing the formal finding upon evaluating any medical explanations presented.

Timeframe for Hair Test Results

  • Standard Hair Test: Typically takes 2-3 business days from lab receipt.
  • Complex Panels or Alcohol Testing: Coverage usually completes within 3-5 days, subject to panel complexity.

While the processing timeframe may extend beyond that of urine testing, the consistency and breadth of detection cannot be rivaled.

Benefits of Hair Drug & Alcohol Testing

  • A 90-day detection window recording long-term use.
  • Incredibly hard to tamper with, providing reliable results.
  • Prominent for illustrating patterns of usage behavior.
  • Key use in court proceedings, child custody, and robust compliance programs.
  • The collection process is expedient and non-invasive.
  • Highly accurate with high-standard confirmation technology.

Limitations of Hair Drug & Alcohol Testing

Despite certain limitations, hair testing in San Leandro, CA and beyond remains a revered method for ascertaining long-term substance adoption patterns with superior accuracy.

Alcohol & Drug Testing-How Each Method Works

Operating across the United States, including San Leandro, CA, Accredited Drug Testing offers comprehensive drug and alcohol screening solutions, meticulously designed to accommodate needs of employers, DOT mandates, legal euphemisms, and individual situations. By comprehending each test type's unique function, clients can ensure impeccable choice, reliable results, and compliance with federal and state protocols. Our sprawling national network, alongside certified labs and adept Medical Review Officers, guarantees the necessary precision, trust, and professionalism for assured testing outcomes.

Alcohol Urine Drug Test

This test method identifies recent alcohol intake through the detection of ethanol metabolites in urine. Predominantly employed for workplace checks, legal requisitions, and post-incident assessments, it doesn't pinpoint current impairment but functions over a short detection period, offering an expedient and budget-friendly screening option.

ETG Alcohol Test (Urine)

The Ethyl Glucuronide (EtG) urine test stands as a sensitive measure detecting alcohol consumption up to 80 hours past intake. As a direct by-product of ethanol, this test finds widespread application across courtrooms, rehab setups, and compliance monitoring nationwide, renowned for its accuracy and extensive detection window beyond traditional methods.

Breath Alcohol Test

Utilizing DOT-sanctioned breath analyzers, the breath alcohol test assesses current impairment via alcohol concentration in deep lung breaths, delivering instant and legally valid results. This modality is essential for DOT-regulated employees, and commonly enacted in workplaces following accidents or under reasoned suspicion.

Blood Alcohol Test

Offering exact ethanol concentration measurements in the bloodstream, this method ranks among the most accurate for assessing impairment. Employed in San Leandro, CA's hospitals, law enforcement, and legal institutions, blood alcohol testing is vital in DUI cases, emergency medical responses, and rigorous legal probes.

PEth Alcohol Blood Test

PEth (Phosphatidylethanol) blood testing serves as an identifier of chronic or intensive alcohol consumption through alcohol biomarkers in red blood cells, extending detection for 2-3 weeks. This test holds high relevance in family law, monitoring regimens, treatment environments, and employment screenings in safety-conscious fields.

ETG Alcohol Test (Hair)

With a 90-day detection horizon, the EtG hair alcohol test explores alcohol metabolites embedded in hair, targeting patterns of chronic use rather than isolated consumption episodes. Courts, child custody deliberations, and prolonged monitoring programs employ this method for its durable and precise tracking ability against temporary abstinence efforts.

Through professional support, nationally accredited lab integration, and fast-paced scheduling, Accredited Drug Testing ensures each alcohol screening method accomplishes clear, defensible, and regulation-compliant results, empowering individuals and employers to remain informed and at ease with San Leandro, CA's regulatory requirements.


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

phone support has been excellent

I have used ADT several times. Their phone support has been excellent, both when putting in the orders and when asking for help to interpret results.

Tee Ess - 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

Unbelievably fast and Easy

Unbelievably fast and Easy, I wont be using Any other provider from now on.

Ren Wisby - 4/19/2025

Excellent service!

Excellent service! Trish went above and beyond to find me a testing site as close to my home as possible. Results were faster than expected, as well. Thanks for your help, Trish and Accredited!

Es Hache - 4/13/2025

test was quick and easy

Company New Hire Employee Process for DOT Drug test was quick and easy. No need to make appt. All employee had to do is show prepaid qr code I sent to employee show ID and was set. Would Recommend.

Maria Lopez - 11/19/2024


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(800) 221-4291