Drug Test Services - Seneca, MD

Urine | Hair | DOT | Oral Fluid | Alcohol/ETG | Occupational Health

With 39 testing centers in the Seneca area, we offer drug and alcohol testing for employment, probation and DOT requirements. Additional services include DOT consortium enrollment, DNA Testing and background checks. Order your tests and services online or call (800) 221-4291.

39 Drug Test Service Centers in Seneca

Minutes Away, Test Today

2 Lyndhurst Ct

4.14 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2 Lyndhurst Ct
Sterling, VA 20165

21036 Tripleseven Rd

4.72 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
21036 Tripleseven Rd
Sterling, VA 20165

46440 Benedict Dr Ste 108

4.76 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
46440 Benedict Dr Ste 108
Sterling, VA 20164

2 Pidgeon Hill Dr Suite 120,

4.88 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2 Pidgeon Hill Dr Suite 120,
Sterling, VA 20165

21525 Ridgetop Cir Ste 260

4.97 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
21525 Ridgetop Cir Ste 260
Sterling, VA 20166

42010 Village Center Plz

6.12 mi
🕑 Testing Hours: Mon–Sat: 8:00 AM-8:00 PM✓ Walk-in with Electronic Donor Pass
42010 Village Center Plz
Stone Ridge, VA 20105

14800 Physicians Ln Ste 131

7.00 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
14800 Physicians Ln Ste 131
Rockville, MD 20850

12321 Middlebrook Road Suite 101

7.46 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
12321 Middlebrook Road Suite 101
Germantown, MD 20879

21785 Filigree Ct

7.80 mi
🕑 Testing Hours: Mon–Fri: 7:30 AM-3:30 PM • Sat: 7:00 AM-10:30 AM✓ Walk-in with Electronic Donor Pass
21785 Filigree Ct
Ashburn, VA 20147

9707 Medical Center Dr Ste 120,

7.82 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-11:00 AM & 1:00 PM-2:30 PM✓ Walk-in with Electronic Donor Pass
9707 Medical Center Dr Ste 120,
Rockville, MD 20850

21785 Filigree Court, Suite 20,

7.84 mi
🕑 Testing Hours: Mon–Fri: 7:30 AM-3:30 PM • Sat: 7:00 AM-10:30 AM✓ Walk-in with Electronic Donor Pass
21785 Filigree Court, Suite 20,
Ashburn, VA 20147

106 Elden St Ste 18b,

7.85 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
106 Elden St Ste 18b,
Herndon, VA 20170

12321 Middlebrook Rd

7.86 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-8:00 PM • Sat:,Sun: 8:00 AM-4:00 PM✓ Walk-in with Electronic Donor Pass
12321 Middlebrook Rd
Germantown, MD 20874

208 Elden St

7.92 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
208 Elden St
Herndon, VA 20170

15005 Shady Grove Rd Ste 450

8.08 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
15005 Shady Grove Rd Ste 450
Rockville, MD 20850

19785 Crystal Rock Dr

8.14 mi
🕑 Facility: Mon–Fri: 07:00 AM - 04:00 PM⚡ Drug Screens: Mon–Fri: 08:00 AM - 03:00 PM
19785 Crystal Rock Dr
Germantown, MD 20874

19785 Crystal Rock Dr, Ste 308

8.19 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
19785 Crystal Rock Dr, Ste 308
Germantown, MD 20874

15225 Shady Grove Road, Suite 207

8.29 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-11:30 AM & 1:00 PM-2:00 PM✓ Walk-in with Electronic Donor Pass
15225 Shady Grove Road, Suite 207
Rockville, MD 20850

45305 Catalina Ct Ste 103

8.65 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
45305 Catalina Ct Ste 103
Sterling, VA 20166

462 Herndon Pkwy Ste 103

8.70 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
462 Herndon Pkwy Ste 103
Herndon, VA 20170

803 Russell Ave

8.71 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
803 Russell Ave
Gaithersburg, MD 20879

431 N Frederick Ave Gaithersburg

8.97 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
431 N Frederick Ave Gaithersburg
Gaithersburg, MD 20877

8945 N Westland Dr

8.97 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
8945 N Westland Dr
Gaithersburg, MD 20877

Po Box 59815

8.97 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
Po Box 59815
Rockville, MD 20859

20528 Boland Farm Rd Ste 205,

9.28 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-11:00 AM & 1:00 PM-3:00 PM✓ Walk-in with Electronic Donor Pass
20528 Boland Farm Rd Ste 205,
Germantown, MD 20876

952 Edwards Ferry Rd Ne

11.01 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
952 Edwards Ferry Rd Ne
Leesburg, VA 20176

Onsite Only

11.29 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
Onsite Only
Ashburn, VA 20148

51 Catoctin Cir Ne

11.76 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
51 Catoctin Cir Ne
Leesburg, VA 20176

222 Catoctin Cir,se, Ste 100

11.85 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
222 Catoctin Cir,se, Ste 100
Leesburg, VA 20175

211 S King St Suite C,

12.39 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
211 S King St Suite C,
Leesburg, VA 20175

100 Maple Ave E

12.87 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
100 Maple Ave E
Vienna, VA 22180

3650 Joseph Siewick Dr Ste 400

13.39 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
3650 Joseph Siewick Dr Ste 400
Fairfax, VA 22033

1411 H Service Rd

13.82 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1411 H Service Rd
Chantilly, VA 20151

4200 Pleasant Valley Rd

13.98 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
4200 Pleasant Valley Rd
Chantilly, VA 20151

24801 Pinebrook Rd Attn Lab

14.09 mi
🕑 Testing Hours: ✓ Walk-in with Electronic Donor Pass
24801 Pinebrook Rd Attn Lab
Chantilly, VA 20152

8218 Wisconsin Ave Ste 208

14.36 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
8218 Wisconsin Ave Ste 208
Bethesda, MD 20814

4437 Brookfield Corporate Dr Ste 108

14.59 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
4437 Brookfield Corporate Dr Ste 108
Chantilly, VA 20151

12713 Shoppes Ln

15.33 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
12713 Shoppes Ln
Fairfax, VA 22033

920 W Broad St Ste B

15.50 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
920 W Broad St Ste B
Falls Church, VA 22046

Employers | Individuals | Families

Accredited Drug Testing provides comprehensive drug and alcohol testing services to promote workplace safety, meet compliance requirements, and support legal or personal needs for testing. Drug Testing helps prevent accidents, ensures a drug-free workplace,and meets Federal mandates such as those outlined by the Department of Transportation (DOT)

Drug Testing Services

Customized Testing Options Available | Discounts available for Bulk Purchases | Onsite Drug Testing Services

Urine Drug Testing Services

Urine drug testing is a non-invasive method used to detect the presence of drugs in an individual's system. It is widely utilized due to its ease of use and reliability. By analyzing a urine sample, this testing method can identify various controlled substances, ensuring a safe and compliant environment.

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Purpose of Urine Drug Testing

  • Employment screening
  • Pre-employment checks
  • Random testing
  • Post-accident investigations
  • Compliance with regulations
  • Rehabilitation monitoring

What Drugs Can Be Detected

  • Marijuana
  • Cocaine
  • Amphetamines
  • Opioids
  • Benzodiazepines
  • Barbiturates

In Seneca, Maryland, urine drug testing is a crucial tool in maintaining workplace safety and compliance. It provides an objective means to ensure individuals meet legal and regulatory standards.

Order Your Test Online

Alcohol Test Services

Alcohol testing in Seneca, Maryland assesses the presence of alcohol in the body, critical for both workplace and legal compliance. It uses various methods to ensure precise readings, aiding in legal and safety determinations. Learn More

Alcohol Testing is used in many settings

  • Workplace compliance
  • Law enforcement
  • Substance abuse rehabilitation
  • Sports organizations
  • Transport industry safety

Common Methods of Alcohol Testing

  • Breath analysis
  • Blood tests
  • Urine tests
  • Saliva tests

Breath analysis - Provides immediate results for roadside checks.
Blood tests - Offers detailed results used in legal settings.
Urine tests - Tracks alcohol consumption over time.
Saliva tests - Quick screening for on-the-spot checks.

Order Your Test Online

Hair Follicle Drug Testing Services

Hair follicle drug testing in Seneca, Maryland is a definitive measure that reveals long-term substance use over a period of up to 90 days. This test utilizes a small sample of hair to trace drug metabolites that persist in the hair shaft, providing a record of past drug use without revealing more recent activity. It is often preferred due to its reliability.

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Why Use Hair Drug Testing?

  • Long detection period
  • Difficult to adulterate
  • Non-invasive collection
  • Suitable for legal contexts
  • Comprehensive results

What Drugs Can Be Detected

  • Cocaine
  • Heroin
  • Amphetamines
  • MDMA
  • Marijuana

In Seneca, Maryland, using hair follicle tests enables organizations to uphold standards of accountability and safety by utilizing a testing method that provides a detailed view of an individual's drug history, thus reinforcing drug-free commitments over the long term.

Order Your Test Online

DOT Drug Testing Services

DOT drug testing in Seneca, Maryland adheres to federal regulations requiring specific employee groups to undergo regular drug testing. This ensures public safety by maintaining a drug-free work environment in transportation and safety-sensitive industries, preventing accidents related to substance abuse.

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Who is Required to Take DOT Drug Tests?

  • Commercial truck drivers
  • Public transit workers
  • Pilots and airline staff
  • Maritime employees
  • Pipeline workers
  • Railroad personnel

What Drugs Are Tested For

  • Marijuana
  • Opioids
  • Amphetamines
  • Cocaine
  • PCP

In Seneca, Maryland, DOT testing provides peace of mind, guaranteeing that those in safety-sensitive roles perform their duties unimpaired. It fosters trust and adherence to legal and safety standards.

Order Your Test Online

Probation Drug Testing Services

Probation drug testing in Seneca, Maryland involves monitoring individuals on probation to ensure compliance with terms set by the court. It forms a crucial part of public safety and rehabilitation programs by identifying prohibited drug use. Testing methods include urine, hair, blood, and saliva tests to ensure comprehensive monitoring.

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Why Are Probation Drug Test Services Available?

  • Ensures compliance: Verifies adherence to legal terms.
  • Promotes rehabilitation: Supports recovery goals.
  • Protects community safety: Reduces public risk.
  • Monitors drug abstinence: Confirms drug-free status.
  • Facilitates judicial process: Informs court decisions.

Testing Methods

  • Urine tests: Common method for recent use detection.
  • Hair follicle tests: Identifies long-term use patterns.
  • Saliva tests: Detects recent drug intake.
  • Blood tests: Provides precise substance levels.

Probation drug testing in Seneca, Maryland remains a vital tool for enabling offenders to reintegrate successfully into society while maintaining accountability.

Order Your Test Online

Court Ordered Drug Testing Services

Court ordered drug testing is mandated by legal authorities in NJ for various cases like custody disputes or legal probation. These tests provide reliable evidence of substance use or abstinence, assisting the court in making informed decisions.

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Why are Court Ordered Drug Test Services Available?

  • Compliance with legal orders
  • Verification of substance abuse allegations
  • Support child custody decisions
  • Rehabilitation monitoring
  • Mitigating risk in family settings
  • Ensuring public safety

Court Ordered Test Methods

  • Urine tests: Quick and cost-effective.
  • Hair follicle tests: Long-term drug use analysis.
  • Saliva tests: Non-invasive and fast results.
  • Blood tests: Highly accurate for current use.
  • Nail tests: Offers extended detection window.

These methods serve to ensure justice and safety within the legal framework of Seneca, Maryland.

Order Your Test Online

Fingernail Drug Testing Services

Fingernail drug testing in Seneca, Maryland analyzes keratin tissue in nails to track drug use over a long duration, typically looking back at least several months. This method offers a unique perspective on long-term substance abuse.

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What is the Detection Window for Fingernail Drug Tests

  • Fingernails: Provides a drug usage history of 6-12 months.
  • Toenails: Offers an extended detection period up to a year.

What Drugs Can Be Detected

  • Methamphetamines
  • Heroin
  • Cocaine
  • Ecstasy
  • Opiates
  • Benzodiazepines

Advantages over other methods

  • Non-invasive collection
  • Extensive detection periods
  • Reliable results
  • Less chance of contamination
  • Accurate historical drug use data

In Seneca, Maryland, fingernail testing offers significant advantages for long-term monitoring of drug use, aiding in legal cases and rehabilitation efforts.

Order Your Test Online

Occupational Health Test Services

Occupational health testing in , Seneca, Maryland encompasses a variety of assessments to ensure workplace safety and employee health. These tests can include drug screenings, physical exams, and specific health assessments tailored to job requirements.

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Purpose of Occupational Health Testing

  • Ensure employee fitness for duty
  • Prevent workplace injuries
  • Meet regulatory compliances
  • Promote health and well-being
  • Reduce healthcare costs

Common Types of Occupational Health Tests

  • Fitness for duty exams: Assesses ability to perform job tasks
  • Respirator Fit Testing: Ensures proper equipment function
  • Pulmonary Function Tests (PFT's): Evaluates lung function
  • Tuberculosis (TB): Screens for TB infection
  • Vision: Tests for visual acuity or impairments
  • Audiometric: Measures hearing ability

Occupational health testing in , Seneca, Maryland is instrumental in fostering a safe and compliant work environment, contributing to both the well-being of employees and business success.

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Drug Statistics for Seneca, Maryland

General drug-related statistics specific to Seneca, Maryland, are not readily available. However, Montgomery County as a whole has been actively addressing the opioid crisis, with various initiatives aimed at reducing substance use and improving public health. Efforts include increased availability of treatment programs and community outreach to educate residents on the dangers of drug abuse.

Drug prevention programs and support services are part of the county’s comprehensive approach to tackling drug-related issues, with an emphasis on collaboration between law enforcement, schools, and healthcare providers. Ongoing data collection and analysis contribute to understanding trends and improving the effectiveness of these initiatives.

Drug Testing Regulations in Maryland

Employer drug testing in Seneca must comply with state guidelines under Md. Code Ann., Health-Gen. § 17-214. Maryland Health-General § 17-214 mandates certified laboratory procedures and applicant notification rules while protecting employer drug-free policies.

Medical Marijuana Status: Legal  |  Recreational Marijuana Status: Legal

Surrounding Areas Served Near Seneca

Darnestown • Dawsonville • Travilah • Poolesville • Great Falls • Boyds • Germantown • Beallsville

Drug & Alcohol Test Selection & Panel Comparison

Test Type / Panel Detection Window Common Applications Turnaround Time
5-Panel Urine Screen 1 to 5 Days Standard Pre-Employment, Random & Workplace Testing 24 to 48 Hours
10-Panel Urine Screen 1 to 7 Days Expanded Employment, Healthcare & Probation 24 to 48 Hours
Hair Follicle Drug Test Up to 90 Days Long-Term Monitoring, Court-Ordered & Custody 3 to 5 Business Days
Oral Fluid / Saliva Screen 1 to 48 Hours Immediate Recent-Use Screening & On-Site Testing 24 to 48 Hours
ETG Alcohol Testing Up to 80 Hours Court-Ordered Alcohol Abstinence & Probation Monitoring 24 to 48 Hours

Seneca Drug Testing

Quickly find trusted local drug testing centers in Seneca, MD — fast, convenient, and reliable every time!

Seneca DOT Drug Testing

Quickly find a local DOT drug testing center in Seneca, MD — fast, reliable, convenient nationwide service!

Seneca DNA Testing

DNA testing for legal and non-legal purposes including child support, and child custody around Seneca, MD.

Seneca Industry Training

Including specimen collector training, DER training, reasonable suspicion training and much more in Seneca, MD.v

Seneca Hair Drug Testing

Get fast, accurate hair drug testing at our convenient Seneca, MD locations—results you can trust, every time!

Seneca Alcohol Testing

Fast, reliable alcohol testing to keep your workplace safe and compliant every single day in Seneca, MD.

Seneca Drug Testing Services

Reliable nationwide drug testing services ensuring accuracy, compliance, and quick results for businesses and individuals in Seneca, MD.

Seneca 5 Panel Drug Test

Accurate 5 panel drug testing with fast, confidential results—trusted by Seneca, MD employers and individuals nationwide.

Seneca 10 Panel Drug Test

Comprehensive 10 panel drug testing with fast, reliable results—trusted for Seneca, MD workplace and personal testing needs.

Seneca On Site Drug Testing

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

Seneca DOT Physicals

Certified DOT physicals with quick, reliable exams to keep Seneca, MD 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.


Frequently Asked Questions

In Maryland, workplace drug testing is governed by statutory guidelines under Md. Code Ann., Health-Gen. § 17-214. Private employers generally operate under a Maryland Health-General § 17-214 guidelines, permitting pre-employment, random, post-accident, and reasonable suspicion testing.
Yes. Employers in Maryland who implement a certified Drug-Free Workplace Program in compliance with Md. Code Ann., Health-Gen. § 17-214 can qualify for insurance premium discounts and enhanced legal protections during workers' compensation claims.
Under Maryland state law compliance standards, state statutes permits employers to maintain zero-tolerance drug-free workplaces. Safety-sensitive positions, DOT-regulated roles, and federal contract compliance remain strictly zero-tolerance across all jurisdictions.
Accredited Drug Testing provides access to 0 certified collection sites in the Seneca area, offering urine, hair follicle, breath alcohol, and DOT testing.
While walk-ins are welcome with an electronic donor pass at collection sites across Seneca, registering your test online or calling (800) 221-4291 prior to visiting guarantees rapid priority specimen collection with an instant barcode pass.
Negative drug and alcohol test results are typically released within 24 to 48 hours of specimen processing. Any non-negative screenings undergo confirmatory GC/MS or LC/MS testing and licensed Medical Review Officer (MRO) verification within 3 to 5 business days.

Customer Reviews

Very Fun and Easy

Trish last week and Tatiana this week, very fun and easy folks to deal with. Well be using them more and more in the future.

Tom O - 12/19/2024

Everything was great

Everything was great, the staff was very polite. Thank you.

Olga Petrova - 9/19/2024

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


(800) 221-4291