STIMULATION PUMPING SERVICES LLC

USDOT 2038843 • 421 NORTH 20TH, BLACKWELL, OK, 74631

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

2,038,843

Status

ACTIVE

Operation

Interstate

State

Oklahoma

Phone

5803635413

[email protected]

Power Units (MCS-150)

Drivers (MCS-150)

MCS-150 Mileage

514,502

Physical Address

421 NORTH 20TH, BLACKWELL, OK, 74631

Mailing Address

PO BOX 758, BLACKWELL, OK, 74631

Contact

Phone: 5803635413

Email: [email protected]

Authority & Insurance

Operating authority, insurance filings, and BOC-3 status

Active Authority

Revoked / Inactive

Authority Types

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

Unsafe Driving

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

Inspections

Violations

18 OOS

Vehicle OOS %

25.0%

Above nat'l avg (23.4%)

Driver OOS %

10.0%

Above nat'l avg (6.7%)

Power Units (MCS-150)

Drivers (MCS-150)

Crash Records

Inspection Activity (24 months)

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

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Jan

Feb

Mar

Apr

Clean monthMonth with OOSBased on latest 20 of 20 inspection records

Inspection Activity Map

2 states • 20 inspections

None Low Medium High🚛 Home base

Violation Summary (62 violations from 20 inspections)

fmcsa-inspection-file

Violation Summary (62 violations from 20 inspections)
Code	Description	# Violations	# OOS	Severity Wt	BASIC
FMCSR:393.9(a)	Inoperable required lamps	10	4	3	Vehicle Maintenance
FMCSR:392.2	Operating a CMV while ill or fatigued	6	0	8	Unsafe Driving
FMCSR:393.75(a)	Tires/tubes - general defects	4	4	6	Vehicle Maintenance
FMCSR:392.2-SLLS2	Speeding 6-10 mph over limit	3	0	5	Unsafe Driving
FMCSR:392.16(a)	Failing to use seat belt (49 CFR)	3	0	3	Unsafe Driving
FMCSR:396.17C	No proof of periodic inspection	2	0	3	Vehicle Maintenance
FMCSR:392.2RG	Operating a CMV while ill or fatigued	2	0	8	Unsafe Driving
FMCSR:393.78	Windshield condition defective	2	0	4	Vehicle Maintenance
FMCSR:396.17(c)	No proof of periodic inspection	2	0	3	Vehicle Maintenance
FMCSR:390.21(a)	Vehicle marking requirements	1	0	3	General/Admin
FMCSR:393.95A	Emergency equipment - fire extinguisher missing/defective	1	0	5	Vehicle Maintenance
FMCSR:393.95F	Emergency Equipment - Stopped vehicle warning devices missing or improper	1	0	—	Vehicle Maintenance
FMCSR:395.8K2	Driver failing to retain previous 7 days records of duty status	1	1	—	Hours Of Service
FMCSR:392.2-SLLS1	Speeding 1-5 mph over limit	1	0	3	Unsafe Driving
FMCSR:392.16AD	Failing to use seat belt (49 CFR)	1	0	3	Unsafe Driving
FMCSR:393.45B2-BHTD	Brake tubing/hoses inadequate	1	1	7	Vehicle Maintenance
FMCSR:393.45D-BAAL	Brake tubing/hoses inadequate	1	1	7	Vehicle Maintenance
FMCSR:173.24B1-HMBPMC	HM (Bulk Packages) - HM/DG leaking from a bulk package (including associated piping)	1	1	—	Hazardous Materials
FMCSR:172.516C6-HMPMC	HM (Placarding) - Failure to maintain placard(s) in a condition so that the format legibility color and visibility of the placard will not be substantially red	1	0	—	Hazardous Materials
FMCSR:180.415-HMTMC	HM (Testing) - Failing to properly mark cargo tank test dates as required	1	0	—	Hazardous Materials
FMCSR:392.2-SLLS3	Speeding 11-14 mph over limit	1	0	7	Unsafe Driving
FMCSR:393.75A3-ATIS	Tires - All others leaking in tread area with inflation more than 50% of the maximum inflation pressure on tire equipped with ATIS	1	1	—	Vehicle Maintenance
FMCSR:392.2-SLLTCD	Operating a CMV while ill or fatigued	1	0	8	Unsafe Driving
FMCSR:383.23A2-LCDL	Endorsements - (CDL) - Operate a CMV without proper endorsements on operators license	1	1	—	Driver Fitness
FMCSR:177.817A-HMSP	Placarding violation	1	1	8	Hazardous Materials
FMCSR:177.823A-HMPMCNP	Movement of damaged hazmat packages	1	1	9	Hazardous Materials
FMCSR:171.2C-HMGRMC	HM (General Requirements) - Failing to comply with Hazardous Materials regulations when offering hazardous materials for transportation	1	0	—	Hazardous Materials Compliance
FMCSR:396.17C-PI	No proof of periodic inspection	1	0	3	Vehicle Maintenance
FMCSR:393.11	Lighting devices/reflectors	1	0	3	Vehicle Maintenance
FMCSR:393.95(a)	Emergency equipment - fire extinguisher missing/defective	1	0	5	Vehicle Maintenance
FMCSR:393.95(f)	Emergency Equipment - Stopped vehicle warning devices missing or improper	1	0	—	Vehicle Maintenance
FMCSR:172.502(a)(1)	Placarding general requirements	1	0	7	Hazardous Materials
FMCSR:393.60(c)	Glazing/window obstructions	1	0	4	Vehicle Maintenance
FMCSR:396.5(b)	Fuel system leak	1	0	7	Vehicle Maintenance
FMCSR:393.55(d)(1)	Coupling device/towing methods defective	1	0	8	Vehicle Maintenance
FMCSR:393.207(a)	Suspension defective	1	1	7	Vehicle Maintenance
FMCSR:396.3(a)(1)	Inspection/repair/maintenance - general	1	1	5	Vehicle Maintenance

Peer Context

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

Vehicle OOS Rate

25.0%vs nat'l 23.4%

+1.6 pts above avg

Driver OOS Rate

10.0%vs nat'l 6.7%

+3.3 pts above avg

Violations / Inspection

3.10vs nat'l 1.80

+1.30 above avg

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

Inspection History (20 inspections)

fmcsa-inspectionsApr 5, 2026

Inspection History (20 inspections)
Date	Report #	Station	State	Level	Vehicle	Violations	Top Codes	OOS
Feb 23, 2026	87205231	274M US277 SB	TX	Level 1	GMC STRAIGHT TRUCK	8	396.17C, 392.2RG, 390.21(a)	Yes
Jan 12, 2026	86766932	Roadside	OK	Level 3	PRAT SEMI-TRAILER	1	392.2-SLLS2	No
Dec 30, 2025	86689699	Roadside	OK	Level 3	APPC SEMI-TRAILER	1	392.2-SLLS2	No
Dec 24, 2025	86664355	STILLWATER	OK	Level 3	PETE TRUCK TRACTOR	1	392.2-SLLS1	No
Dec 23, 2025	86664382	SH 99 N/ SH 33 BYPASS	OK	Level 2	GAYL SEMI-TRAILER	6	392.16AD, 393.45B2-BHTD, 393.45D-BAAL	Yes
Sep 17, 2025	85801835	5 E CHEROKEE	OK	Level 3	KAYL SEMI-TRAILER	1	392.2-SLLS3	No
Aug 19, 2025	85531858	CLEO SPRINGS	OK	Level 2	KAYL SEMI-TRAILER	1	393.75A3-ATIS	Yes
Jul 29, 2025	85350104	4 N CHEROKEE	OK	Level 3	MTZM OTHER	0	—	No
May 15, 2025	84681855	GUTHRIE SITE	OK	Level 3	PTRB TRUCK TRACTOR	1	392.2-SLLTCD	No
Mar 3, 2025	84027414	US81/DOVER	OK	Level 2	PETE TRUCK TRACTOR	5	383.23A2-LCDL, 177.817A-HMSP, 177.823A-HMPMCNP	Yes
Feb 10, 2025	83827924	Roadside	OK	Level 3	APPC OTHER	1	392.2-SLLS2	No
Sep 22, 2024	82733662	US81 2N KINGFISHER	OK	Level 3	PRAT SEMI-TRAILER	1	392.2	No
Sep 18, 2024	82692658	SH 99 BYPASS	OK	Level 2	PTRB STRAIGHT TRUCK	1	392.16(a)	No
Mar 7, 2024	81047904	Roadside	OK	Level 1	MACK TRUCK TRACTOR	1	392.2	No
Dec 27, 2023	80477659	CIMARRON TURNPIKE	OK	Level 2	MACK TRUCK TRACTOR	6	393.9(a), 393.11, 393.95(a)	Yes
Dec 18, 2023	80438252	CIMARRON TURNPIKE	OK	Level 1	PTRB TRUCK TRACTOR	2	172.502(a)(1), 393.78	No
Nov 9, 2023	80159863	STATE HIGHWAY 33 / SH 99	OK	Level 2	MACK STRAIGHT TRUCK	2	393.78, 392.2	No
Sep 8, 2023	79618140	SH33/SH74	OK	Level 2	PTRB TRUCK TRACTOR	4	392.2, 392.16(a), 393.9(a)	Yes
Jul 14, 2023	79158257	GLENCOE	OK	Level 2	MACK STRAIGHT TRUCK	0	—	No
May 18, 2023	78754357	Roadside	OK	Level 2	KAYLA SEMI-TRAILER	19	393.9(a), 393.75(a), 396.17(c)	No

Inspection analytics

Monthly cadence, frequent stations, and violation mix

Inspections per month (24 mo)

13 total · 30.8% OOS

2024-092026-02

InspectionsOOS

Most frequent inspection stations

CIMARRON TURNPIKE2 · 1 OOS

5 E CHEROKEE1

CLEO SPRINGS1 · 1 OOS

GLENCOE1

GUTHRIE SITE1

SH33/SH741 · 1 OOS

SH 99 BYPASS1

SH 99 N/ SH 33 BYPASS1 · 1 OOS

Violations by BASIC category

Vehicle Maintenance34 · 13 OOS

Unsafe Driving18

Hazardous Materials6 · 3 OOS

Hours of Service1 · 1 OOS

Hazardous Materials Compliance1

General/Admin1

Driver Fitness1 · 1 OOS

Recent Crashes

7 crash records from FMCSA Crash File

Total Crashes

Fatalities

Injuries

Across 3 crashes

Tow-Aways

Crash History (7 records)

fmcsa-crash-fileApr 5, 2026

Crash History (7 records)
Date	State	Severity	Injuries	City	Location	VIN	Carrier Name at Crash
Oct 21, 2024	OK	TOW	0	KINGFISHER	BROADWAY	...656302	STIMULATION PUMPING SERVICES LLC
May 17, 2023	OK	INJURY	1	HENNESSEY	COUNTY ROAD (680)	...Y23259	STIMULATION PUMPING SERVICES LLC
Feb 28, 2022	OK	TOW	0	BURBANK	SH-18	...735975	STIMULATION PUMPING SERVICES LLC
Dec 14, 2018	OK	TOW	0	—	—	—	—
Mar 3, 2015	OK	TOW	0	—	—	—	—
Dec 16, 2013	OK	INJURY	1	—	—	—	—
Sep 26, 2013	OK	INJURY	1	—	—	—	—