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

Drug Testing Locations in Walnut, IL

With 39 testing centers in the Walnut 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

39 Drug-Testing Centers in Walnut

Same-Day Electronic Donor Pass Accepted at All Locations Below

Minutes Away, Test Today

2128 N Main St

12.93 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2128 N Main St
Princeton, IL 61356

530 Park Ave E

14.85 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
530 Park Ave E
Princeton, IL 61356

530 Park Ave E Ste 303

14.85 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
530 Park Ave E Ste 303
Princeton, IL 61356

229 1st Ave Ste 2

16.33 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
229 1st Ave Ste 2
Rockfalls, IL 61071

101 E Miller Rd

17.86 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
101 E Miller Rd
Sterling, IL 61081

557 Inlet Rd

19.81 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
557 Inlet Rd
Sublette, IL 61367

841 N Galena Ave Ste 200

21.16 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
841 N Galena Ave Ste 200
Dixon, IL 61021

1327 N Galena Ave

21.83 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1327 N Galena Ave
Dixon, IL 61021

1201 Meriden St

24.12 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1201 Meriden St
Mendota, IL 61342

1401 E 12th St

25.31 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-3:30 PM✓ Walk-in with Electronic Donor Pass
1401 E 12th St
Mendota, IL 61342

303 N Jackson St

25.65 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
303 N Jackson St
Morrison, IL 61270

105 S Heaton St

26.37 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
105 S Heaton St
Morrison, IL 61270

627 E 2nd St

27.33 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
627 E 2nd St
Kewanee, IL 61443

1650 Midtown Rd

28.17 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1650 Midtown Rd
Peru, IL 61354

925 West St

28.92 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
925 West St
Peru, IL 61354

Onsite Only

29.43 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
Onsite Only
Geneseo, IL 61254

1051 W South St

29.57 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-3:00 PM✓ Walk-in with Electronic Donor Pass
1051 W South St
Kewanee, IL 61443

600 N College Ave

29.98 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
600 N College Ave
Geneseo, IL 61254

126 Marquette St

30.24 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
126 Marquette St
La Salle, IL 61301

306 N 6th St

37.02 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
306 N 6th St
Rochelle, IL 61068

510 Lincoln Hwy

37.17 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
510 Lincoln Hwy
Rochelle, IL 61068

1410 N 4th St

37.18 mi
🕑 Testing Hours: M-Sun: 8:00 AM-8:00 PM✓ Walk-in with Electronic Donor Pass
1410 N 4th St
Clinton, IA 52732

221 Main Ave

37.37 mi
🕑 Testing Hours: M-Sun: 8:00 AM-8:00 PM✓ Walk-in with Electronic Donor Pass
221 Main Ave
Clinton, IA 52732

915 13th Ave N

37.94 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-6:00 PM • Sat:,Sun: 8:00 AM-3:00 PM✓ Walk-in with Electronic Donor Pass
915 13th Ave N
Clinton, IA 52732

900 Petro Rd

38.96 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
900 Petro Rd
Rochelle, IL 61068

1663g Lincoln Way Aka 1647 Lincoln Way

41.11 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1663g Lincoln Way Aka 1647 Lincoln Way
Clinton, IA 52732

E Norris Dr

41.41 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
E Norris Dr
Ottawa, IL 61350

555 Valley View Dr

41.86 mi
🕑 Testing Hours: Mon–Fri: 7:30 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
555 Valley View Dr
Moline, IL 61265

1100 E Norris Dr

42.04 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1100 E Norris Dr
Ottawa, IL 61350

1640 1st Ave

42.33 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1640 1st Ave
Ottawa, IL 61350

1614 E Norris Dr

42.77 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-3:30 PM✓ Walk-in with Electronic Donor Pass
1614 E Norris Dr
Ottawa, IL 61350

2526 41st St

46.10 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
2526 41st St
Moline, IL 61265

21107 Chicago Ave

46.40 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
21107 Chicago Ave
Savanna, IL 61074

2435 Kimberly Rd Ste 275

48.03 mi
🕑 Testing Hours: M-Sun: 8:00 AM-8:00 PM✓ Walk-in with Electronic Donor Pass
2435 Kimberly Rd Ste 275
Bettendorf, IA 52722

1201 5th Ave

48.07 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
1201 5th Ave
Moline, IL 61265

3540 E 46th St

48.09 mi
🕑 Testing Hours: Mon–Fri: 7:30 AM-5:00 PM✓ Walk-in with Electronic Donor Pass
3540 E 46th St
Davenport, IA 52807

3400 Dexter Ct, Ste 205

48.17 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
3400 Dexter Ct, Ste 205
Davenport, IA 52807

3400 Dexter Ct Ste 205

48.21 mi
🕑 Mon–Fri: 8:00 AM – 4:00 PM✓ Walk-in with Electronic Donor Pass
3400 Dexter Ct Ste 205
Davenport, IA 52807

3524 Jersey Ridge Rd,

49.03 mi
🕑 Testing Hours: Mon–Fri: 8:00 AM-3:00 PM✓ Walk-in with Electronic Donor Pass
3524 Jersey Ridge Rd,
Davenport, IA 52807

Employment, DOT, Court Ordered, Probation, Family

Accredited Drug Testing provides a wide range of drug and alcohol screening solutions at our 39 test centers in the Walnut, Illinois region. We cater to both DOT and non-DOT requirements, offering urine and breath alcohol tests, EtG alcohol screenings, and hair drug analyses for a variety of clients, including personal, corporate, and legal parties. Our Walnut, IL facilities ensure rapid testing results with SAMSA certified lab analyses; offering same-day services, most locations are conveniently located close to your residence or workplace. We also deliver Occupational Health Testing, Clinical Testing, and Background Checks.

To schedule, dial (800) 221-4291 or register on our website. Choose your preferred test and a nearby location—testing options are available for personal, employee, or third-party needs. Fast and simple scheduling is a call or a click away, with 24/7 online booking or through our dedicated scheduling team. Our efficient and straightforward process facilitates hassle-free arrangement of drug screenings near Walnut.

* 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 Walnut, IL

1

Order Online or Call

Select your test & search nearby Walnut 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.

Walnut, IL Drug Testing

Drug Testing Services Available at Our Walnut, IL Labs:

At our Walnut 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

Illinois Drug Testing Laws & Compliance in Walnut

SAMHSA Certified • MRO Verified

Accredited Drug Testing provides employer and individual screening in Walnut, IL adhering strictly to 820 ILCS 55/1 et seq., federal DOT 49 CFR Part 40 guidelines, and certified SAMHSA laboratory chain-of-custody standards.

Statutory Citation
820 ILCS 55/1 et seq.
Medical Marijuana
Legal
Recreational Cannabis
Legal
Workplace Rights
Zero-Tolerance Protected

Illinois Cannabis Regulation and Tax Act upholds employer authority to enforce reasonable drug-free workplace policies, zero-tolerance rules, and safety testing.

Under 820 ILCS 55/1 et seq., employers in Walnut 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; Recreational: Legal in Illinois), 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 Walnut, 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 Walnut and Illinois.

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 Walnut, IL

Minutes Away, Same-Day Donor Pass

Accredited Drug Testing operates collection centers strategically positioned throughout Walnut 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 Walnut Neighborhoods Covered:

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

Major Employment & Commercial Hubs Served:

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

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

Surrounding Areas Served Near Walnut

Deer Grove • Ohio • New Bedford • Manlius • Bureau • Tampico • Harmon • Wyanet

Walnut, IL 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 Walnut.

Test Type & Local Panel Detection Window Common Use Cases in Walnut Turnaround Time
5-Panel Urine Screen in Walnut →
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 Walnut →
Adds Benzodiazepines, Barbiturates, Methadone, Propoxyphene
1 to 7 Days Healthcare Staffing, Corporate Policies & Court Orders 24 to 48 Hours
Hair Follicle Drug Test in Walnut →
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 Walnut →
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 Walnut →
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 Walnut →
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 Walnut, IL

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 Walnut.

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 Walnut facility or job site for groups of 25+ employees.

Local Testing Resource Network

More Drug & Alcohol Testing Options in Walnut, IL

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

Walnut Drug Testing

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

Walnut DOT Drug Testing

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

Walnut DNA Testing

DNA testing for legal and non-legal purposes including child support, and child custody around Walnut, IL.

Walnut Industry Training

Including specimen collector training, DER training, reasonable suspicion training and much more in Walnut, IL.v

Walnut Hair Drug Testing

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

Walnut Alcohol Testing

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

Walnut Drug Testing Services

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

Walnut 5 Panel Drug Test

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

Walnut 10 Panel Drug Test

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

Walnut On Site Drug Testing

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

Walnut DOT Physicals

Certified DOT physicals with quick, reliable exams to keep Walnut, IL 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 Illinois, workplace drug testing is governed by statutory guidelines under 820 ILCS 55/1 et seq.. Private employers generally operate under a Right to Privacy in the Workplace Act & Cannabis Regulation Act, permitting pre-employment, random, post-accident, and reasonable suspicion testing.
Yes. Employers in Illinois who implement a certified Drug-Free Workplace Program in compliance with 820 ILCS 55/1 et seq. can qualify for insurance premium discounts and enhanced legal protections during workers' compensation claims.
Under Illinois state law compliance standards, state statutes protects registered patients while preserving workplace safety testing. Safety-sensitive positions, DOT-regulated roles, and federal contract compliance remain strictly zero-tolerance across all jurisdictions.
Accredited Drug Testing provides access to 39 certified collection sites in the Walnut area, offering urine, hair follicle, breath alcohol, and DOT testing.
While walk-ins are welcome with an electronic donor pass at collection sites across Walnut, 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

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

Excellant Performance

The visit here is always the best . The place is always really clean. The employees are super courteous, very polite, and professional. This is the only drug lab I like to go do my drug and alcohol test. I would like to tell them thank you so much for thier excellent performance and job

Eli Gonzalez - 1/4/2025

Accredited has been wonderful to work with!

Accredited has been wonderful to work with! My court ordered tests are on a very strange schedule but every time I call, they are quick to schedule me and are always able to find a location that works for where I’m at and when! Thank you for making this rather undesirable situation less stressful and efficient.

Madison Sanderford - 8/19/2024


(800) 221-4291