Drug & Alcohol Testing Near Me - Harleysville, 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

30 Drug-Testing Centers in Harleysville

Minutes Away, Test Today

345 Main Street,0.69 miles

345 Main Street,
Harleysville, PA 19438

270 Main St0.89 miles

270 Main St
Harleysville, PA 19438

708 Route 113,4.77 miles

708 Route 113,
Souderton, PA 18964

1019 S Broad St5.95 miles

1019 S Broad St
Lansdale, PA 19446

525 N Broad St6.12 miles

525 N Broad St
Lansdale, PA 19446

826 N Broad St6.17 miles

826 N Broad St
Lansdale, PA 19446

1313 N Broad St6.26 miles

1313 N Broad St
Lansdale, PA 19446

700 Lawn Ave6.62 miles

700 Lawn Ave
Sellersville, PA 18960

1970 N Broad St6.66 miles

1970 N Broad St
Lansdale, PA 19446

32 Maple Ave6.68 miles

32 Maple Ave
Line Lexington, PA 18932

2031 N Broad St Ste 1276.71 miles

2031 N Broad St Ste 127
Lansdale, PA 19446

2131 N Broad St,6.79 miles

2131 N Broad St,
Lansdale, PA 19446

78 2nd Ave7.50 miles

78 2nd Ave
Collegeville, PA 19426

2793 Geryville Pike Upper Perkiomen Outpatient Ctr8.70 miles

2793 Geryville Pike Upper Perkiomen Outpatient Ctr
Pennsburg, PA 18073

1500 Horizon Dr Ste 1028.95 miles

1500 Horizon Dr Ste 102
Chalfont, PA 18914

1700 Horizon Dr, Suite 2059.00 miles

1700 Horizon Dr, Suite 205
Chalfont, PA 18914

Limerick Square, 70 Buckwalter Road9.21 miles

Limerick Square, 70 Buckwalter Road
Royersford, PA 19468

724 Dekalb Pike,9.28 miles

724 Dekalb Pike,
Blue Bell, PA 19422

Po Box 7549.55 miles

Po Box 754
Lansdale, PA 19446

2521 W Main St9.56 miles

2521 W Main St
Norristown, PA 19403

407 W Lincoln Hwy Ste 10910.96 miles

407 W Lincoln Hwy Ste 109
Exton, PA 19341

1534 Park Ave Ste 24011.10 miles

1534 Park Ave Ste 240
Quakertown, PA 18951

1437 Dekalb St,11.10 miles

1437 Dekalb St,
Norristown, PA 19401

720--730 E Johnson Highway,11.24 miles

720--730 E Johnson Highway,
Norristown, PA 19401

622 Gravel Pike,11.26 miles

622 Gravel Pike,
East Greenville, PA 18041

850 Germantown Pike11.41 miles

850 Germantown Pike
Plymouth Meeting, PA 19462

229 N West End Blvd,11.65 miles

229 N West End Blvd,
Quakertown, PA 18951

2089 E High St11.71 miles

2089 E High St
Pottstown, PA 19464

81 Robinson St Careplex Building12.15 miles

81 Robinson St Careplex Building
Pottstown, PA 19464

1600 E High St12.19 miles

1600 E High St
Pottstown, PA 19464

Drug Testing Near Me

Searching for drug testing near me in Harleysville, PA? Look no further than Accredited Drug Testing, Inc., the nation's go-to provider for quick same-day drug and alcohol testing options at over 20,000 locations nationwide, including in Harleysville, PA. Whether your needs involve DOT-regulated tests, court-mandated screenings, pre-employment checks, or individual testing for personal inquiry, our services are designed to make the scheduling process swift, straightforward, and entirely confidential. All our collection sites and labs are certified, ensuring your results are both accurate and compliant with federal and state regulations. You can easily reach out to us at (800) 221-4291 or schedule online 24/7 to locate a convenient drug testing center near you in Harleysville, PA. When it comes to prioritizing safety, compliance, and peace of mind, Accredited Drug Testing provides trustworthy results that you can count on 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 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 Harleysville, PA and nationwide.

How Hair Drug Testing Works

Hair drug and alcohol testing is a robust, laboratory-endorsed method sanctioned for illustrating substance-use patterns over longer periods. Unlike urine testing, which assesses recent consumption, hair tests utilize a generous 90-day detection timeframe by analyzing drug residues within the hair strands itself. This technique is particularly useful in workplaces, judicial cases, child custody matters, and any context where a broader view of substance use in Harleysville, PA or beyond is required.

Testing Methods & Collection Process

1. Donor Identity Verification

Donors show a recognized government-issued ID, and all necessary consent and chain-of-custody steps are documented to maintain process fidelity.

2. Hair Collection Procedure

A licensed technician collects a minor sample of hair usually 100-120 strands snipped close to the scalp, typically from the head's crown. Where head hair isn't obtainable, body hair may serve as a substitute. Collection is swift, painless, and directly observed.

3. Chain of Custody Documentation

The Hair Drug Test Custody and Control Form describes the gathering, sealing, and transfer proceedings, ensuring the defensibility of results throughout the procedure.

4. Laboratory Preparation & Analysis

Within the lab, hair samples undergo systematic forensic steps:

Subsequent to this preparation, exacting lab testing follows:

5. Metabolite Detection

Drug residues lodge within the hair strands as hair spontaneously grows, securing a consistent, long-term substance-use diary. Given this internal lodging, hair testing presents significant challenges to counterfeiting.

6. MRO Review

A certified Medical Review Officer validates all non-negative tests, confirming precision, reviewing relevant medical insights, and issuing official conclusions.

How Long Do Hair Test Results Take?

While slightly protracted compared to urine testing due to intricate processes, hair testing compensates with unmatched detection reliability.

Benefits of Hair Drug & Alcohol Testing

Limitations of Hair Drug & Alcohol Testing

Notwithstanding its limitations, hair testing retains its status among the most credible tools for discovering sustained substance use, favored by employers, legal specialists, and individuals necessitating accurate, tamper-proof results.

Alcohol & Drug Testing-How Each Method Works

In Harleysville, PA, Accredited Drug Testing offers a comprehensive array of alcohol and drug screening options. These tests are carefully crafted to align with the needs of employers, DOT standards, legal guidelines, and personal testing necessities. The knowledge of how each specific test operates guarantees the right choice is made, ensuring both reliable results and adherence to federal and state regulations. Our robust network spans nationwide, backed by certified labs and skilled Medical Review Officers, which bring forth the accuracy, trust, and professionalism you deem right for trustworthy testing results.

Alcohol Urine Drug Test

This alcohol urine test targets recent alcohol intake by spotting ethanol metabolites in the urine. It's often employed in workplace screenings, judicial demands, and in the aftermath of accidents. While it doesn't gauge immediate impairment, it serves as a quick, cost-effective solution with a short detection scope of several hours.

ETG Alcohol Test (Urine)

The EtG (Ethyl Glucuronide) urine test is noted for its heightened sensitivity, able to trace alcohol consumption up to 80 hours post-drinking. Given that EtG is a direct byproduct of ethanol exposure, this test is prevalently utilized in judicial, rehab programs, and compliance monitoring settings, praised for both its prolonged detection period and its trusted accuracy.

Breath Alcohol Test

A breath analysis targeting alcohol concentration via deep lung air reveals current impairment state. Using DOT-compliant breath alcohol devices (EBTs), these tests deliver immediate, court-admissible results, integral for DOT-covered workforce, workplace safety, post-incident evaluations, and suspicion-based testing.

Blood Alcohol Test

This blood alcohol test quantifiably gauges the ethanol presence in bloodstream, granting it recognition as a leading method for impairment assessment. It's typically used in DUI inquiries, emergent healthcare, and critical legal scenarios by hospitals, law enforcement, and legal experts.

PEth Alcohol Blood Test

The PEth (Phosphatidylethanol) blood test discerns chronic or heavy drinking through alcohol-specific biomarkers within red blood cells. Detecting use over a span of 2-3 weeks, this test is considered a premier tool for evaluating long-term drinking habits and is relied upon for family law disputes, monitoring schemes, rehab establishments, and pre-hire screenings in safety-focused sectors.

ETG Alcohol Test (Hair)

The EtG hair alcohol test leverages a 90-day inspection period by evaluating alcohol metabolites lodged within the hair stem. This method excels at identifying recurrent or ongoing alcohol patterns, surpassing isolated consumption detections. Because of its stability and resistance to temporary abstinence attempts, it is invaluable in courts, child custody disputes, and long-term surveillance setups.

With leading expertise, recognized labs, and rapid arrangements, Accredited Drug Testing ensures that each alcohol screening approach offers validated, transparent, and regulation-conscious results, supporting both individuals and employers in maintaining knowledge, security, and total regulatory 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

Very professional and very quick

Very professional and very quick service to schedule appointments! I am pleased with the services and would definitely recommend using them for any drug testing needs!

Carrie Feerick - 4/19/2025

Fast and easy

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

Peter Villegas - 1/19/2025

Fantastic Experience

Fantastic experience from the beginning. Jocelyn was very helpful to me as someone who doesn’t have much experience in needing a test. They were very helpful and walked me through the entire process start to finish. Thank you ADT!

Riley Wilson - 2/18/2025

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

Extremely polite

They were very fast extremely polite walked you through every detail of the process if you had any questions they had no problems answering

Billy Williams - 2/19/2025


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(800) 221-4291