Drug & Alcohol Testing Near Me - West Chester, PA

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 West Chester

Minutes Away, Test Today

510 E Gay Street0.58 miles

510 E Gay Street
West Chester, PA 19382

600 E Marshall St,0.75 miles

600 E Marshall St,
West Chester, PA 19380

606 E Marshall St Ste 1050.82 miles

606 E Marshall St Ste 105
West Chester, PA 19380

915 Old Fern Hill Rd Ste 31.57 miles

915 Old Fern Hill Rd Ste 3
West Chester, PA 19380

1502 W Chester Pike,4.26 miles

1502 W Chester Pike,
West Chester, PA 19382

183 W Lincoln Highway - Unit 8, Whiteland Towne Shopping Cente5.05 miles

183 W Lincoln Highway - Unit 8, Whiteland Towne Shopping Cente
Exton, PA 19341

308 E Lancaster Ave,5.81 miles

308 E Lancaster Ave,
Downingtown, PA 19335

150 E Pennsylvania Ave Ste 1405.99 miles

150 E Pennsylvania Ave Ste 140
Downingtown, PA 19335

99 Manor Ave Ste 26.10 miles

99 Manor Ave Ste 2
Downingtown, PA 19335

102 Schubert Dr6.17 miles

102 Schubert Dr
Downingtown, PA 19335

257 W Uwchlan Ave Ste 2206.19 miles

257 W Uwchlan Ave Ste 220
Downingtown, PA 19335

309 Lancaster Avenue,6.29 miles

309 Lancaster Avenue,
Frazer, PA 19355

625 N Pottstown Pike6.39 miles

625 N Pottstown Pike
Exton, PA 19341

736 Baltimore Pike, Suite 96.91 miles

736 Baltimore Pike, Suite 9
Concordville, PA 19331

80 W Welsh Pool Rd Ste 102,6.97 miles

80 W Welsh Pool Rd Ste 102,
Exton, PA 19341

80 W Welsh Pool Rd, Ste 205 N6.97 miles

80 W Welsh Pool Rd, Ste 205 N
Exton, PA 19341

80 W Welsh Pool Rd Ste 20057.04 miles

80 W Welsh Pool Rd Ste 2005
Exton, PA 19341

School House Rd & Route 1, 132 Onix Drive8.06 miles

School House Rd & Route 1, 132 Onix Drive
Kennett Square, PA 19348

15 Industrial Blvd Ste, Suite A-1018.12 miles

15 Industrial Blvd Ste, Suite A-101
Paoli, PA 19301

3301 E Lincoln Hwy,8.33 miles

3301 E Lincoln Hwy,
Thorndale, PA 19372

11 Industrial Blvd8.38 miles

11 Industrial Blvd
Paoli, PA 19301

1167a W Baltimore Pike,9.60 miles

1167a W Baltimore Pike,
Media, PA 19063

1235 Horseshoe Pike,9.96 miles

1235 Horseshoe Pike,
Downingtown, PA 19335

201 Reeceville Rd10.19 miles

201 Reeceville Rd
Coatesville, PA 19320

830 W Cypress St10.49 miles

830 W Cypress St
Kennett Square, PA 19348

3600 Silverside Rd Ste B11.01 miles

3600 Silverside Rd Ste B
Wilmington, DE 19810

3574 West Chester Pike,11.26 miles

3574 West Chester Pike,
Newtown Square, PA 19073

1001 Chesterbrook Blvd11.46 miles

1001 Chesterbrook Blvd
Berwyn, PA 19312

2722 Concord Pike11.50 miles

2722 Concord Pike
Wilmington, DE 19803

Drug Testing Near Me

Searching for reliable drug testing services in your area?

Accredited Drug Testing, Inc. stands out as a leading and reputable provider of both same-day drug and alcohol testing services. With an expansive network of over 20,000 testing sites throughout the nation, including convenient options in the West Chester, PA, we accommodate a wide range of testing needs. Whether your requirements include DoT-mandated tests, screenings mandated by the court, pre-hire drug assessments, or personal testing purposes, scheduling with us is a straightforward, swift, and private process. Our certified collection sites and laboratories are committed to delivering dependable and precise outcomes, adhering to both federal and state regulatory standards. Reach out effortlessly by calling (800) 221-4291 or by scheduling the service you need online at any time 24/7 here for the most convenient drug testing site near you. For the utmost assurance in safety, compliance, and confidentiality, Accredited Drug Testing consistently provides trustworthy outcomes, on time, 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 predominant method for drug screens nationwide and stands as the sole test type recognized for DOT-regulated drug testing under federal regulation 49 CFR Part 40. It successfully identifies recent substance exposure through a urine sample, searching for drugs, drug metabolites, and notable alcohol biomarkers. This method's rigorous standardization and confidentiality protocols deliver legally sound and accurate results, suitable for employers or individuals and necessary court orders in West Chester, PA.

Testing Methods & Collection Process

1. Donor Identity Verification

To begin, the test donor presents a valid government ID and completes chain-of-custody form signatures.

2. Secure Collection Environment

The process involves collecting urine in a monitored restroom setting, eliminating tampering risks. Securing personal items, the water taps, and adding dye to toilet water are standard procedures in West Chester, PA collections.

3. Chain of Custody Documentation

A federally approved Chain of Custody Form (CCF) is used to maintain test integrity and trace the specimen from collection onward.

4. Temperature & Validity Checks

After collection, the specimen undergoes immediate temperature and appearance checks by the collector. This is followed by lab-based validity tests, measuring specific gravity, creatinine, pH levels, and screening for adulterants.

5. DOT Split Specimen

For DOT tests, the sample is split into two vials: Bottle A for initial evaluation and Bottle B for possible retesting upon dispute. Conversely, non-DOT tests involve collecting a single vial.

6. Laboratory Screening & Confirmation

Certified laboratories, including those in West Chester, PA, conduct testing in two phases:

  • Initial Immunoassay Screen: Identifies drug classes.
  • Confirmation Testing: Utilizes GC/MS or LC/MS technology for verifying specific drug substances and metabolites.

7. MRO Verification

A licensed Medical Review Officer (MRO) evaluates any non-negative outcomes, ensuring their veracity through review discussions with donors before final results are officially confirmed.

Duration for Receiving Urine Test Outcomes

  • Instant Urine Test: Negative results available same-day, while positives are submitted for lab reevaluation which spans 24-72 hours.
  • Lab-Based Urine Test: Returns most negative results within 24-48 hours.
  • DOT Drug Test: Typically requires 1-3 business days, contingent on MRO analysis and donor communications.
  • Urine EtG Alcohol Test: Concludes within a 24-48 hour window.

Extended timeframes might be necessitated by shy bladder conditions, invalid specimen issues, or when further laboratory confirmation along with donor verification becomes necessary.

Advantages of Urine Drug & Alcohol Screening

  • Recognized by DOT: It is the only DOT-approved and federally endorsed testing method.
  • Ideal for detecting recent use, making it key for workplace safety and post-incident reviews.
  • Offers expediency and cost-effectiveness.
  • Acceptance is widespread among courts, employers, and various government agencies.
  • Options for immediate tests are accessible for quicker screenings.
  • Showcases high accuracy, confirmed through GC/MS or LC/MS technologies.

Limitations of Urine Drug & Alcohol Screening

  • Detection spans modest durations (typically 1-7 days for most substances).
  • Potential risks for manipulation if security measures lack strength.
  • Lacks the capability to tell long-term substance histories.
  • Operates in environments needing specific restroom setups and collection methods.
  • Standard urine screens omit alcohol detection unless EtG/EtS analysis is engaged.

Despite certain constraints, urine testing prevails as the most viable and extensively implemented screening tool across the nation for drugs and alcohol.

How Hair Drug Testing Works

West Chester, PA Hair Drug & Alcohol Testing Insights

Hair drug and alcohol testing stands out as an extremely reliable laboratory technique for assessing long-term substance use patterns. Unlike urine testing, which captures recent intake, hair testing covers a 90-day detection period by examining metabolites in the hair shaft, making it indispensable for workplace policies, court proceedings, child custody evaluations, and situations demanding extensive historical data.

Testing Procedures & Collection Specifics

Verification begins with a valid government ID, ensuring proper documentation through all necessary consent and custody signature forms.

A trained specialist collects a small segment usually 100-120 strands cut close to the scalp, typically from the crown. If head hair is unavailable, body hair serves as an alternative. The method is swift, pain-free, and observed directly.

A strict Hair Drug Test Custody and Control Form tracks the specimen through collection, sealing, and transfer, maintaining the legal soundness of data.

In the lab, hair samples undergo rigorous forensic processes:

Samples receive meticulous analysis:

Metabolites form part of the hair shaft, offering a durable record of substance intake. Given the internal accumulation, hair tests are challenging to falsify.

A certified Medical Review Officer evaluates all non-negative results to ensure accuracy, contemplates viable medical justifications, and releases the official result.

Timing for Hair Test Results in West Chester, PA:

With extensive multi-step procedures, hair testing requires more time than urine evaluations but offers unparalleled consistency and accuracy.

Advantages of Hair Drug & Alcohol Testing

Challenges of Hair Drug & Alcohol Testing

Despite these drawbacks, hair testing prevails as a dependable approach for discerning long-term substance use across varied applications, revered by West Chester, PA employers, legal representatives, and individuals for its resistance to tampering.

Alcohol & Drug Testing-How Each Method Works

Accredited Drug Testing avails a comprehensive scope of alcohol and drug testing services across West Chester, PA, accommodating employer, DOT, judicial, and personal screening necessities. Understanding the mechanics of each test facility ensures precise selection, with compliance to both national and state-instituted parameters. Through an expansive national network, certified labs, and skilled Medical Review Officers, we promise the proficiency, trust, and expertise necessary for reliable testing outcomes.

Alcohol Urine Drug Test

An alcohol urine examination discerns recent drinking by detecting ethanol metabolites in urine. Popular for workplace-relevant tests, legal compliance, and post-incident scenarios, it offers an economical method with a short detection timeline.

ETG Alcohol Test (Urine)

The EtG urine test identifies alcohol consumption up to 80 hours post-drinking, used prevalently in legal, rehabilitation, and compliance settings.

Breath Alcohol Test

A breath alcohol assessment determines current drinking effects by analyzing the ethanol percentage in deep breath samples, invoking DOT-approved breath alcohol testing devices for prompt results applicable in workplace, after-accident, and suspicion-based assessments.

Blood Alcohol Test

The most precise - blood alcohol testing - quantifies ethanol levels in the bloodstream. Utilized extensively in hospitals, law enforcement, and legal institutions, it's indispensable for DUI cases and forensic analyses.

PEth Alcohol Blood Test

The PEth (Phosphatidylethanol) blood test evaluates prolonged drinking by measuring specific biomarkers, proving its reliability in legal disputes, treatment programs, and role assessments in hazardous sectors.

ETG Alcohol Test (Hair)

The EtG hair alcohol test marks a 90-day span, elucidating patterns of alcohol usage embedded in hair strands, recommended for court issues, child custody decisions, and robust program monitoring.

With esteemed expertise, high-level laboratory partnerships, and expedited scheduling, Accredited Drug Testing assures all alcohol testing methods yield defensible, transparent, and compliant results, aiding individuals and corporations in maintaining awareness and 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

Smooth and Seamless

I use their service for new hire and DOT employee's. Spoke with Taisha Walker this morning, and she was very helpful. She made the process smooth and seamless.

Christina Galdos - 3/9/2025

Thank You!!

I needed a quick drug test for visitation with my children. I called at 6am they answered and set me up with a place a couple miles from my house to go get the test done, that was on Wednesday, I had the results on Friday afternoon and was able to see my kids on Saturday. Thank you for the help!

Mark Broadhead - 2/12/2025

Polite

I ran into a situation because the Guthrie had closed and I had to go to well care and they were right on it. I had no problems when I called to get connected with welcare everything worked out and I didn't even have to wait.they were polite and talked with the receptionist for me once I got them on the phone.

Sayre - 8/19/2024

Fast and easy

It was fast and easy a pleasure to talk to the customer service people great service

Peter Villegas - 1/19/2025

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


Sources


West Chester Drug Testing

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West Chester DNA Testing

DNA testing for legal and non-legal purposes including child support, and child custody around West Chester, PA.

West Chester Industry Training

Including specimen collector training, DER training, reasonable suspicion training and much more in West Chester, PA.v

West Chester Hair Drug Testing

Get fast, accurate hair drug testing at our convenient West Chester, PA locations—results you can trust, every time!

West Chester Alcohol Testing

Fast, reliable alcohol testing to keep your workplace safe and compliant every single day in West Chester, PA.

West Chester Drug Testing Services

Reliable nationwide drug testing services ensuring accuracy, compliance, and quick results for businesses and individuals in West Chester, PA.

West Chester 5 Panel Drug Test

Accurate 5 panel drug testing with fast, confidential results—trusted by West Chester, PA employers and individuals nationwide.

West Chester 10 Panel Drug Test

Comprehensive 10 panel drug testing with fast, reliable results—trusted for West Chester, PA workplace and personal testing needs.

West Chester On Site Drug Testing

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

West Chester DOT Physicals

Certified DOT physicals with quick, reliable exams to keep West Chester, PA 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