LONGLEAF ENVIRONMENTAL SERVICES LLC

USDOT 3578127 • 2108 W 20TH ST, ELK CITY, OK, 73644-9206

ACTIVE
Authority:None on file
Insurance:None on file
BOC-3:Not on file
Safety Rating:Not rated
MCS-150:Never updated
OOS Orders:None

Overview

Company profile from FMCSA Census File

USDOT
3,578,127
Status
ACTIVE
Operation
Interstate
Phone
9182699910
Power Units (MCS-150)
9
Drivers (MCS-150)
5
MCS-150 Mileage
122,000
Physical Address
2108 W 20TH ST, ELK CITY, OK, 73644-9206
Mailing Address
5847 SAN FELIPE STE 400, HOUSTON, TX, 77057
Contact

Risk Signals1 flagged

MEDIUM
Elevated vehicle OOS rate: 42.9%
National average is 23.4%. This carrier's vehicle OOS rate is 19.5 percentage points above average.

Signals are auto-detected from FMCSA public records. This is not a regulatory determination.

Authority & Insurance

Operating authority, insurance filings, and BOC-3 status

Active Authority
0
Revoked / Inactive
0
Authority Types
0
Insurance Policies
None on file
BOC-3 Filing
Not on file

Operating Authority

fmcsa-authhistApr 5, 2026
No records found

No insurance filings found for this carrier in FMCSA records.

Check FMCSA SAFER for current insurance status

Safety & Inspections

SMS BASIC scores, inspection history, and out-of-service rates

SMS BASIC Scores

Hours of Service
N/A

Higher percentile = worse safety performance relative to peers. Scores at or above 75% trigger FMCSA alerts.

Inspections
7
Violations
26
4 OOS
Vehicle OOS %
42.9%
Above nat'l avg (23.4%)
Driver OOS %
0.0%
Power Units (MCS-150)
9
Drivers (MCS-150)
5
Crash Records
0

Inspection Activity (24 months)

Monthly inspection counts with OOS months highlighted. Hover bars for details.

1
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
1
Apr
1
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Feb
1
Mar
Apr
Clean monthMonth with OOSBased on latest 7 of 7 inspection records

Inspection Activity Map

1 state7 inspections

🚛
None Low Medium High🚛 Home base

Violation Summary (26 violations from 7 inspections)

fmcsa-inspection-file
Violation Summary (26 violations from 7 inspections)
CodeDescription# Violations# OOSSeverity WtBASIC
FMCSR:392.2Operating a CMV while ill or fatigued608Unsafe Driving
FMCSR:393.30Battery improperly secured203Vehicle Maintenance
FMCSR:396.17(c)No proof of periodic inspection203Vehicle Maintenance
FMCSR:393.9A-LRLIInoperable required lamps103Vehicle Maintenance
FMCSR:393.75A3-TAOLTires - All others leaking or inflation less than 50% of the maximum inflation pressure on tire not equipped with ATIS11Vehicle Maintenance
FMCSR:393.55E-BCoupling device/towing methods defective108Vehicle Maintenance
FMCSR:392.2-SLLEDOperating a CMV while ill or fatigued108Unsafe Driving
FMCSR:393.9A-LHLIInoperable required lamps103Vehicle Maintenance
FMCSR:396.3(a)(1)Inspection/repair/maintenance - general115Vehicle Maintenance
FMCSR:387.303(b)(4)387.303(b)(4)10General/Admin
FMCSR:393.78Windshield condition defective104Vehicle Maintenance
FMCSR:393.9(a)Inoperable required lamps103Vehicle Maintenance
FMCSR:393.55(e)Coupling device/towing methods defective108Vehicle Maintenance
FMCSR:177.817(a)Placarding violation118Hazardous Materials
FMCSR:172.516(c)(4)Placard not located at least 3 inches away from advertising that could reduce its effectiveness10Hazardous Materials
FMCSR:172.516(c)(6)Placard damaged deteriorated or obscured10Hazardous Materials
FMCSR:393.81Horn inoperable102Vehicle Maintenance
FMCSR:107.620(b)107.620(b)10Unknown
FMCSR:393.25(f)Lamps on rear of CMV obscured by load113Vehicle Maintenance

Peer Context

This carrier vs national averages. Lower is better for all metrics.

Vehicle OOS Rate
42.9%vs nat'l 23.4%
+19.5 pts above avg
Driver OOS Rate
0.0%vs nat'l 6.7%
-6.7 pts below avg
Violations / Inspection
3.71vs nat'l 1.80
+1.91 above avg

National averages: vehicle OOS 23.4%, driver OOS 6.7%, violations per inspection ~1.8. Based on FMCSA MCSAP program data.

Inspection analytics

Monthly cadence, frequent stations, and violation mix

Inspections per month (24 mo)

4 total · 50.0% OOS
2024-052026-03
InspectionsOOS

Most frequent inspection stations

SH 34 & SH 332 · 1 OOS
HAMMON1 · 1 OOS

Violations by BASIC category

Related Records

Data sources & freshness

FMCSA Company Census File
Generated from 24-hour old database. Contact info and fleet counts may lag.
Updated 1 weeks ago
FMCSA Authority History
Updated 1 weeks ago
FMCSA Insurance Filings
Updated 1 weeks ago
FMCSA Vehicle Inspection File
Updated 1 weeks ago
Refresh dataLast updated: Apr 5, 2026