Cotter's Sewer Septic and Portable Toilet Service Safety Record
DOT# 1153284 · Laurel, MT 59044 · 4066285989
Legal name: Cotter's Sewer INC
Good safety record — scored 20/100. Below-average out-of-service rates and few crashes.
Last inspected 01/29/2026
Safety Score Breakdown · 20/100 points
Lower scores are better. How is this calculated?
According to FMCSA records, Cotter's Sewer Septic and Portable Toilet Service (DOT# 1153284) in Laurel, Montana has 10 inspections on record with 7 violations and a 10.0% vehicle out-of-service rate. Safety grade: B.
Out-of-Service Rates vs. National Average
An out-of-service (OOS) violation means a vehicle or driver was found unsafe to operate during a roadside inspection and was prohibited from continuing until the issue was corrected.
Violation Categories · 7 total violations
FMCSA groups violations into Behavioral Analysis and Safety Improvement Categories (BASICs). Each violation found during a roadside inspection is classified into a category that reflects the type of safety risk.
Inspection History · 10 records
FMCSA inspections range from Level 1 (full vehicle and driver examination) to Level 6 (enhanced motorcoach inspection). Level 1 is the most thorough; Levels 2 and 3 are walk-around and driver-only checks.
| Date | State | Veh OOS | Drv OOS |
|---|---|---|---|
| 01/29/2026 | MT | 0 | 0 |
| 09/23/2025 | MT | 0 | 0 |
| 09/03/2025 | MT | 0 | 0 |
| 04/24/2025 | MT | 1 | 0 |
| 04/08/2025 | MT | 0 | 0 |
| 11/06/2024 | MT | 0 | 1 |
| 09/12/2024 | MT | 0 | 0 |
| 12/15/2023 | MT | 0 | 0 |
| 10/16/2023 | MT | 0 | 0 |
| 07/12/2023 | MT | 0 | 0 |
Fleet Profile
Power units include trucks, tractors, and other commercial motor vehicles registered to the carrier. Driver count reflects the total number of drivers reported on the carrier's MCS-150 filing.