Drug & Alcohol Testing Near Me - Richmond, TX

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 Richmond

Minutes Away, Test Today

1705 Jackson St0.64 miles

1705 Jackson St
Richmond, TX 77469

1601 Main St Ste 4050.70 miles

1601 Main St Ste 405
Richmond, TX 77469

1601 Main St Ste 208,0.70 miles

1601 Main St Ste 208,
Richmond, TX 77469

4114 Avenue H2.03 miles

4114 Avenue H
Rosenberg, TX 77471

1730 B F Terry Blvd Ste 3022.06 miles

1730 B F Terry Blvd Ste 302
Rosenberg, TX 77471

3926 Avenue H Ste 112.13 miles

3926 Avenue H Ste 11
Rosenberg, TX 77471

2520 B F Terry Blvd2.51 miles

2520 B F Terry Blvd
Rosenberg, TX 77471

24601 Southwest Freeway Ste 1003.27 miles

24601 Southwest Freeway Ste 100
Rosenberg, TX 77471

1730 Bf Terry Blvd Suite 7026.50 miles

1730 Bf Terry Blvd Suite 702
Rosenberg, TX 77471

5510-a W Grand Pkwy S6.70 miles

5510-a W Grand Pkwy S
Richmond, TX 77406

7101 W Grand Pkwy S6.70 miles

7101 W Grand Pkwy S
Richmond, TX 77407

16902 Southwest Fwy7.65 miles

16902 Southwest Fwy
Sugar Land, TX 77479

3531 Town Center Blvd S Ste 1017.72 miles

3531 Town Center Blvd S Ste 101
Sugarland, TX 77479

16545 Southwest Frwy #2257.98 miles

16545 Southwest Frwy #225
Sugar Land, TX 77479

16062 Southwest Fwy Ste 28.12 miles

16062 Southwest Fwy Ste 2
Sugar Land, TX 77479

1235 Lake Pointe Pkwy # 1028.56 miles

1235 Lake Pointe Pkwy # 102
Sugar Land, TX 77478

15259 Southwest Freeway,9.03 miles

15259 Southwest Freeway,
Sugar Land, TX 77478

1201 Lakeview Dr9.10 miles

1201 Lakeview Dr
Sugar Land, TX 77478

6501 S Fry Rd Ste 10009.10 miles

6501 S Fry Rd Ste 1000
Katy, TX 77494

13811 Charterhouse Way9.18 miles

13811 Charterhouse Way
Sugar Land, TX 77498

1250 7th St9.27 miles

1250 7th St
Sugar Land, TX 77478

3151 Highway 69.31 miles

3151 Highway 6
Sugar Land, TX 77478

14023 Southwest Fwy9.56 miles

14023 Southwest Fwy
Sugar Land, TX 77478

1111 Gillingham Ln9.68 miles

1111 Gillingham Ln
Sugar Land, TX 77478

1403 Highway 6 Ste 1009.68 miles

1403 Highway 6 Ste 100
Sugar Land, TX 77478

10705 Spring Green Blvd Ste 60010.17 miles

10705 Spring Green Blvd Ste 600
Katy, TX 77494

10521 Corporate Dr10.43 miles

10521 Corporate Dr
Stafford, TX 77477

3727 Greenbriar Dr Ste 40312.21 miles

3727 Greenbriar Dr Ste 403
Stafford, TX 77477

6840 Highway 612.27 miles

6840 Highway 6
Missouri City, TX 77459

952 S Fry Rd,13.29 miles

952 S Fry Rd,
Katy, TX 77450

6360 W Sam Houston Pkwy N Ste 20013.31 miles

6360 W Sam Houston Pkwy N Ste 200
Houston, TX 77041

9380 W Sam Houston Pkwy S Ste 30013.31 miles

9380 W Sam Houston Pkwy S Ste 300
Houston, TX 77099

8101 W Sam Houston Pkwy S Ste 10013.31 miles

8101 W Sam Houston Pkwy S Ste 100
Houston, TX 77072

3006 School St13.36 miles

3006 School St
Needville, TX 77461

21700 Kingsland Blvd13.36 miles

21700 Kingsland Blvd
Katy, TX 77450

21660 Kingsland Blvd13.37 miles

21660 Kingsland Blvd
Katy, TX 77450

8104 Southwest Fwy Ste E13.37 miles

8104 Southwest Fwy Ste E
Houston, TX 77074

21238 Kingsland Blvd13.43 miles

21238 Kingsland Blvd
Katy, TX 77450

10039 Bissonnet St Ste 12013.87 miles

10039 Bissonnet St Ste 120
Houston, TX 77036

21929 Katy Fwy13.91 miles

21929 Katy Fwy
Katy, TX 77450

Drug Testing Near Me

Are you searching for drug testing services near me in Richmond, TX? Accredited Drug Testing, Inc. is the nation's leading provider, offering same-day drug and alcohol testing at over 20,000 accessible locations nationwide. Whether you require a DOT-mandated examination, court-required testing, pre-employment screening, or personal tests for individual purposes, we ensure a quick, easy, and confidential scheduling process. Our certified collection centers and laboratories guarantee that you receive precise and reliable results adhering to federal and Richmond, TX state compliance standards. To locate a convenient drug testing center nearby, simply dial (800) 221-4291 or schedule online at any time, day or night. When it comes to ensuring safety, compliance, and peace of mind, Accredited Drug Testing offers reliable results every time, on time, in Richmond, TX .

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 Richmond, TX and nationwide.

How Hair Drug Testing Works

Comprehensive Insights into Hair Drug and Alcohol Testing in Richmond, TX

Hair-based drug and alcohol testing presents a dependable laboratory option capable of uncovering long-term trends in substance use. Differing from urine tests, which capture recent drug or alcohol activity, hair tests uncover a 90-day usage period by focusing on drug metabolites ingrained within the hair fibers. This thorough approach suits workplace programs, court proceedings, child custody disputes, and occasions necessitating an in-depth examination of an individual's substance involvement over time.

Testing Techniques & Collection Processes

Result Duration: Standard processing usually takes 2-3 business days post-laboratory reception, while complex panels extend to 3-5 business days.

Benefits and Limitations of Hair Testing

Given these factors, hair testing holds prominence nationwide, including Richmond, TX, valued for its thorough insight into sustained substance involvement.

Alcohol & Drug Testing-How Each Method Works

Exploring Alcohol and Drug Testing Options in Richmond, TX

A comprehensive array of alcohol and drug testing solutions is offered by Accredited Drug Testing, tailored for DOT, employer, legal, and individual requirements. Discerning the specifics of each test ensures precise, dependable results, solidifying adherence to federal and state regulations. Our expansive network, alongside SAMHSA-certified labs and seasoned Medical Review Officers, embodies professionalism, accuracy, and reliability.

Alcohol Urine Drug Test

An alcohol urine test identifies ethanol metabolites signifying recent alcohol consumption, often utilized in work environments, legal mandates, or post-incident scenarios. It does not measure present impairment but holds a brief detection period, rendering it an economical choice.

ETG Alcohol Test (Urine)

The EtG (Ethyl Glucuronide) urine test offers a prolonged detection window of up to 80 hours, key for courts, treatment, and supervision programs, heralded for its sensitivity and dependability.

Breath Alcohol Test

A breath alcohol test evaluates immediate intoxication via DOT-permitted devices, delivering immediate and defensible outcomes, essential for covering DOT-eligible employees and other workplace evaluations.

Blood Alcohol Test

The blood alcohol test measures the alcohol concentration in the bloodstream directly, acclaimed for its precision in legal, emergency, and DUI contexts.

PEth Alcohol Blood Test

The PEth (Phosphatidylethanol) blood test detects alcohol-specific biomarkers, indicative of prolonged consumption, suitable for family law, treatment monitoring, and safety-sensitive job screenings due to its reliability.

ETG Alcohol Test (Hair)

Providing a 90-day overview, the EtG hair alcohol test inspects the alcohol metabolites in hair, significant for judiciary and custody evaluations due to its resistance to temporary abstinence or deception.

Supported by reputable lab evaluations and expert consultations, Accredited Drug Testing empowers stakeholders across Richmond, TX with compliant and clear results, enhancing decision making in safety-sensitive and regulatory contexts.


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

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

This is by far the easiest

This is by far the easiest way to get my lab work ordered and paid for. The phone calls are short and to the point. They don’t try to push extra sales on you and when I walk in to the clinic I simply show my donor pass and with in a matter of minutes I’m done. I will continue to use ADT in the future.

Jason Jackson - 7/19/2025

I love the customer service

I love the customer service. The lady was patient enough to help me book my appointment with ease and ensuring I get the location that's best for me. Keep up the good work!

Elizabeth Chiaka - 9/19/2024

ADT is truly the best

Where do I start?!! ADT is truly the best!! I had the pleasure of speaking with Tori today! She was excellent, professional and truly went above and beyond in her kind, compassionate care and commitment to providing me with the best service possible. I was in such a time crunch, but I was able to call, order the test, pay for it over the phone and get the test I needed within the hour. Not only did this put my mind at ease, they saved my job!! I am forever grateful for this team of hard workers, that care, with such great work ethics! Thank you from the very bottom of my heart!!! If you need a drug, alcohol, etc… screening, this team will be your lifesavers!!

Sarah Patterson - 4/8/2025

Very easy to get scheduled

Very easy to get scheduled and easy process once checked in and the staff were all extremely friendly! I would recommend this company!

Ronickia Moore - 11/19/2024


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(800) 221-4291