✓ Same-Day Walk-Ins Welcome ✓ Digital Donor Pass in Minutes ✓ No Doctor Order Required ✓ SAMHSA-Certified Labs

Drug Testing Locations in Thornton, IA

With 32 testing centers in the Thornton 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.

Urine (5, 10, 12, 14-Panel) Hair Follicle (90-Day) DOT Drug & Alcohol Court & Probation Oral Fluid / Saliva EtG Alcohol
🕑 Collection Site Hours: Monday – Friday: 8:00 AM – 4:00 PM • ✓ Walk-in with Electronic Donor Pass • Saturday – Sunday: Closed

32 Drug-Testing Centers in Thornton

Same-Day Electronic Donor Pass Accepted at All Locations Below

Minutes Away, Test Today

403 1st St Se

13.44 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
403 1st St Se
Belmond, IA 50421

1101 10th Ave N

13.80 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1101 10th Ave N
Clear Lake, IA 50428

730 W 3rd St

15.84 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
730 W 3rd St
Garner, IA 50438

1315 6th St Sw

16.19 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1315 6th St Sw
Mason City, IA 50401

1501 4th St Sw

16.27 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1501 4th St Sw
Mason City, IA 50401

1000 4th St Sw

16.45 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1000 4th St Sw
Mason City, IA 50401

303 Central Ave E

16.76 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
303 Central Ave E
Hampton, IA 50441

423 4th St Sw Ste A Inside Mason City Chiropractic

17.16 mi
🕑 Testing Hours: Mon–Fri: 10:00 AM-3:00 PM✓ Walk-in with Electronic Donor Pass
423 4th St Sw Ste A Inside Mason City Chiropractic
Mason City, IA 50401

1720 Central Ave E

17.51 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1720 Central Ave E
Hampton, IA 50441

1316 S Main St

23.46 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1316 S Main St
Clarion, IA 50525

532 1st St Nw

23.88 mi
🕑 Testing Hours: ✓ Walk-in with Electronic Donor Pass
532 1st St Nw
Britt, IA 50423

635 E Us Highway 9

26.52 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
635 E Us Highway 9
Forest City, IA 50436

920 S Oak St

30.86 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
920 S Oak St
Iowa Falls, IA 50126

115 S Park Ave

32.61 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
115 S Park Ave
Eagle Grove, IA 50533

309 S 10th Ave E

32.97 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
309 S 10th Ave E
Lake Mills, IA 50450

505 S 1st Ave E

33.52 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
505 S 1st Ave E
Lake Mills, IA 50450

803 9th Ave N

36.16 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
803 9th Ave N
Northwood, IA 50459

1501 S Main St Ste 6

36.25 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1501 S Main St Ste 6
Charles City, IA 50616

904 Ferguson St

36.87 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
904 Ferguson St
Charles City, IA 50616

2133 350th St

37.16 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2133 350th St
Osage, IA 50461

616 N 8th St

37.53 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
616 N 8th St
Osage, IA 50461

140 W 4th St Ste 1

38.14 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
140 W 4th St Ste 1
Saint Ansgar, IA 50472

914 Willson Ave

40.00 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
914 Willson Ave
Webster City, IA 50595

800 Ohio St

40.24 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
800 Ohio St
Webster City, IA 50595

2350 Hospital Dr

40.31 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2350 Hospital Dr
Webster City, IA 50595

115 N Main St

41.77 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
115 N Main St
Buffalo Center, IA 50424

116 N Main St

41.77 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
116 N Main St
Buffalo Center, IA 50424

109 Woodbridge St Po Box 69

42.60 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
109 Woodbridge St Po Box 69
Nashua, IA 50658

1515 S Phillips St

43.24 mi
🕑 Testing Hours: ✓ Walk-in with Electronic Donor Pass
1515 S Phillips St
Algona, IA 50511

2411 Edington Ave

43.64 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2411 Edington Ave
Eldora, IA 50627

1000 15th St N

45.29 mi
🕑 Testing Hours: ✓ Walk-in with Electronic Donor Pass
1000 15th St N
Humboldt, IA 50548

312 9th St Sw

48.20 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
312 9th St Sw
Waverly, IA 50677

Employment, DOT, Court Ordered, Probation, Family

At Accredited Drug Testing, we provide a full range of drug and alcohol screening services at 32 different centers within the Thornton, Iowa region. Our offerings include DOT and non-DOT urine drug tests, breath analyzer tests, EtG alcohol evaluations, and hair drug assessments for a variety of reasons such as personal, workplace, or legal purposes. For those in Thornton, IA, we deliver swift testing results, and our SAMSA certified labs ensure precise analysis. Most centers are conveniently located, making them easily accessible from your residence or workplace. Our other offerings encompass Occupational Health Testing, Clinical Testing, and Background Checks.

Dial (800) 221-4291 or register online with ease. Just pick your desired test and select a nearby site—ideal for personal, employee, or third-party testing. Scheduling is swift and straightforward, available either through our scheduling team or via online setup around the clock. Our efficient system simplifies arranging drug tests close to Thornton.

* You must register by phone or online to receive your donor pass/registration prior to proceeding to the testing center. You must bring a valid government issued ID along with the registration/barcode number which was sent to you by email.

When you're searching for drug testing near me or drug testing locations, we provide a simple and convenient process to find a drug and alcohol testing location near you that is certified to provide all of your drug and alcohol testing needs.

How the Drug Testing Process Works in Thornton, IA

1

Order Online or Call

Select your test & search nearby Thornton collection sites.

2

Get Donor Pass

Receive your donor pass by email or SMS immediately.

3

Visit Collection Center

Walk in with donor pass & photo ID. No appointment needed.

4

Fast Results

Secure results delivered confidentially in 24-48 hours.

Thornton, IA Drug Testing

Drug Testing Services Available at Our Thornton, IA Labs:

At our Thornton drug testing collection sites, Accredited Drug Testing provides one of the widest selections of drug and alcohol testing services available. Whether you're an employer, attorney, court, or private individual, we offer both DOT and non-DOT testing options—ranging from rapid tests to comprehensive lab-based screenings—capable of detecting nearly any substance.

Mobile/On-Site Drug Testing

If you're an employer needing to test 25 or more employees and looking to save time and money, we offer mobile on-site drug testing where we come to you. Call us today for more information.

Official Legal & Regulatory Framework

Iowa Drug Testing Laws & Compliance in Thornton

SAMHSA Certified • MRO Verified

Accredited Drug Testing provides employer and individual screening in Thornton, IA adhering strictly to Iowa Code § 730.5, federal DOT 49 CFR Part 40 guidelines, and certified SAMHSA laboratory chain-of-custody standards.

Statutory Citation
Iowa Code § 730.5
Medical Marijuana
Legal (Medical)
Recreational Cannabis
Prohibited
Workplace Rights
Zero-Tolerance Protected

Iowa Code § 730.5 governs private sector employee drug testing, requiring written company policy distribution and certified laboratory screening protocols.

Under Iowa Code § 730.5, employers in Thornton may institute comprehensive drug-free workplace programs including:

  • Pre-Employment Screening: Conditional job offer testing for all applicants.
  • Reasonable Suspicion Testing: Objective, documented behavioral signs of impairment.
  • Post-Accident Testing: Mandatory screening following workplace injuries or property damage.
  • Random Testing: Unannounced selection for safety-sensitive roles and machinery operators.
  • Workers' Comp Incentives: Verified testing programs provide premium discounts on state workers' compensation insurance policies.

While cannabis statutes continue evolving across the United States (Medical: Legal (Medical); Recreational: Prohibited in Iowa), employers retain the legal prerogative to prohibit substance impairment on job premises, during operational shifts, and while operating company vehicles.

Federal regulations, Department of Transportation (DOT) mandates, and safety-sensitive positions strictly prohibit marijuana use regardless of state cannabis status. ADT provides both standard THC screening and non-THC customized drug panels for private employers wishing to adapt to state-specific hiring preferences.

For commercial drivers, maritime operators, aviation crews, and transit personnel operating in Thornton, all testing follows rigorous Department of Transportation (DOT) standards governed by 49 CFR Part 40:

  • Federal 5-Panel Regulated Urine Screen: Tested for Marijuana, Cocaine, Amphetamines/Methamphetamines, Opioids (Codeine, Morphine, Heroin, Hydrocodone, Hydromorphone, Oxycodone, Oxymorphone), and PCP.
  • SAMHSA Accredited Laboratories: Zero compromise on testing accuracy with gas chromatography/mass spectrometry (GC/MS) confirmation.
  • Medical Review Officer (MRO): Every non-negative specimen is reviewed by a licensed physician MRO before reporting.
  • FMCSA Clearinghouse Reporting: Real-time reporting of verified positive tests and refusals to test into the federal driver clearinghouse database.

Accredited Drug Testing provides legally admissible drug and alcohol screening for county court dockets, child custody hearings, probation requirements, and pretrial diversion programs throughout Thornton and Iowa.

All specimens undergo observed or witnessed collection procedures when ordered by the court, accompanied by rigorous Federal Chain of Custody Forms (CCF). Turnaround time is rapid, and official certificates of analysis can be forwarded directly to your attorney, court case officer, or probation supervisor upon release.

Hyper-Local Proximity Coverage

Neighborhoods & Service Districts in Thornton, IA

Minutes Away, Same-Day Donor Pass

Accredited Drug Testing operates collection centers strategically positioned throughout Thornton to ensure fast donor access with minimal drive times. Walk-ins are welcomed with an immediate electronic donor pass across all major neighborhoods and transit corridors:

Key Thornton Neighborhoods Covered:

● Downtown Thornton ● Central Business District ● North Thornton Commercial Corridor ● South Thornton Industrial Park ● East Thornton Metro Area ● West Thornton Trade Center ● Medical & Healthcare District ● Airport / Logistics Corridor

Major Employment & Commercial Hubs Served:

Thornton Main Street Commercial District • Thornton Regional Trade Center • County Industrial Parkway • Metro Healthcare & Occupational Medical Corridor

Located anywhere in Thornton? Receive your electronic pass in under 5 minutes.
Order Test Online →

Surrounding Areas Served Near Thornton

Swaledale • Meservey • Sheffield • Burchinal • Rockwell • Alexander • Chapin • Goodell

Thornton, IA Drug & Alcohol Test Panels & Detection Windows

Select a test panel below to review specific drug compounds screened, detection timeframes, and instant electronic pass registration in Thornton.

Test Type & Local Panel Detection Window Common Use Cases in Thornton Turnaround Time
5-Panel Urine Screen in Thornton →
THC, Cocaine, Basic Opiates, Amphetamines, PCP
1 to 5 Days Pre-Employment, Workplace Safety & Non-DOT Randoms 24 to 48 Hours
10-Panel Urine Screen in Thornton →
Adds Benzodiazepines, Barbiturates, Methadone, Propoxyphene
1 to 7 Days Healthcare Staffing, Corporate Policies & Court Orders 24 to 48 Hours
Hair Follicle Drug Test in Thornton →
Long-term historical pattern analysis (90-day window)
Up to 90 Days Child Custody, Legal Defense & Executive Screening 3 to 5 Business Days
DOT Drug & Alcohol Test in Thornton →
49 CFR Part 40 compliant with CCF & MRO verification
1 to 5 Days FMCSA, FAA, FRA, FTA, USCG Regulated Drivers & Crew 24 to 48 Hours
ETG & Breath Alcohol in Thornton →
Evidential breath testing or 80-hour urine EtG metabolite
Breath: 0–12 Hrs
EtG: Up to 80 Hrs
Zero-Tolerance Workplace, Post-Accident & Probation Immediate to 48 Hours
DOT Physical Exam in Thornton →
FMCSA NRCME certified medical examiner card (Form MCSA-5876)
1 to 2 Year Card Commercial Driver License (CDL) Medical Certification Same-Day Medical Card
Full-Service Testing Solutions

Occupational Health & Specialized Screening in Thornton, IA

Beyond standard urine screening, Accredited Drug Testing delivers end-to-end occupational medical solutions, DOT credentialing, court-admissible forensic testing, and employer background compliance.

NRCME Certified

DOT Physicals & Medical Cards

FMCSA-compliant examinations conducted by certified medical examiners. Instant driver medical certificate renewal across Thornton.

AABB Accredited

Court Legal DNA & Paternity

100% court-admissible legal paternity, maternity, sibling, and grandparentage testing with strict chain of custody for family court.

FCRA Compliant

Background Checks & MVR

Comprehensive pre-employment screening, nationwide criminal history searches, and Motor Vehicle Records (MVR) for driver compliance.

Long Detection Window

90-Day Hair Follicle Drug Test

Tamper-resistant 90-day historical substance screening. Preferred by family courts, custody attorneys, and zero-tolerance employers.

Instant & Lab Confirmed

Breath Alcohol & 80-Hr EtG

Evidential breath alcohol testing (BAT) and 80-hour EtG urine/hair metabolite analysis for probation monitoring and workplace safety.

We Come to You

Mobile On-Site Group Testing

Certified mobile collection technicians dispatched directly to your Thornton facility or job site for groups of 25+ employees.

Local Testing Resource Network

More Drug & Alcohol Testing Options in Thornton, IA

Need immediate walk-in service in Thornton? View our Walk-In Drug Testing Near Me in Thornton, IA facility guide or order an instant electronic donor pass online.

Thornton Drug Testing

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

Thornton DOT Drug Testing

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

Thornton DNA Testing

DNA testing for legal and non-legal purposes including child support, and child custody around Thornton, IA.

Thornton Industry Training

Including specimen collector training, DER training, reasonable suspicion training and much more in Thornton, IA.v

Thornton Hair Drug Testing

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

Thornton Alcohol Testing

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

Thornton Drug Testing Services

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

Thornton 5 Panel Drug Test

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

Thornton 10 Panel Drug Test

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

Thornton On Site Drug Testing

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

Thornton DOT Physicals

Certified DOT physicals with quick, reliable exams to keep Thornton, IA 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 Iowa, workplace drug testing is governed by statutory guidelines under Iowa Code § 730.5. Private employers generally operate under a private sector testing framework under Iowa Code § 730.5, permitting pre-employment, random, post-accident, and reasonable suspicion testing.
Yes. Employers in Iowa who implement a certified Drug-Free Workplace Program in compliance with Iowa Code § 730.5 can qualify for insurance premium discounts and enhanced legal protections during workers' compensation claims.
Under Iowa state law compliance standards, state statutes does not protect medical marijuana use during working hours. Safety-sensitive positions, DOT-regulated roles, and federal contract compliance remain strictly zero-tolerance across all jurisdictions.
Accredited Drug Testing provides access to 32 certified collection sites in the Thornton area, offering urine, hair follicle, breath alcohol, and DOT testing.
While walk-ins are welcome with an electronic donor pass at collection sites across Thornton, 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

Clear and Competent

I was so surprised with the quality of customer service I received today when I called Accredited Drug Testing. The representative was so clear and competent. She was able to reschedule an appointment at my preferred location. The representative whose name is Justice, was so polite and competent. She expedited the whole process. It was a relief to me.

Rachel Padian - 9/6/2024

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

ADT was able to get me the best tests

Dealing with allegation’s of drug use that completely false is stressful, ADT was able to get me the best tests, going back the farthest in the same day with as little hassle as possible, I spoke with 1 person and wasn’t transferred once, and they took my payment, and got me my work order for a clinic as close as possible for the service I needed. 5*

Christopher Hansis - 12/19/2024


(800) 221-4291