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Interstate Sewage Treatment CO INC (USDOT 185548)

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DOT number
USDOT 185548
Operating authority
Federal operating authority is not applicable: this is an intrastate operation, with no federal docket required. The federal bulk file showed this carrier active as of 2026-08-30. We could not confirm that live just now.
Insurance on file
No active liability (BIPD) insurance on file with FMCSA.
Safety rating
Satisfactory (rating decision 1991-04-10)
Fleet on file
1 power units, 1 drivers
Operation type
Intrastate Non-Hazmat
Physical address
INDUSTRIAL PARK EAST, MOUNT VERNON, MO 65712
MCS-150 last filed
2002-07

Findings

  • Safety rating is more than 5 years old (Note): Rating Satisfactory issued 1991-04-10 (35 years ago); most recent FMCSA review 1991-01-29 (35 years ago). Both exceed the 5-year audit cycle

Frequently asked questions

What carrier is DOT 185548?

DOT 185548 (USDOT 185548) is Interstate Sewage Treatment CO INC, an intrastate non-hazmat motor carrier.

What is Interstate Sewage Treatment CO INC's USDOT number?

Interstate Sewage Treatment CO INC's USDOT number is 185548. No MC docket number is on file.

Is Interstate Sewage Treatment CO INC currently authorized to operate?

Federal operating authority is not applicable: this is an intrastate operation, with no federal docket required. The federal bulk file showed this carrier active as of 2026-08-30. We could not confirm that live just now. Source: FMCSA registration and licensing records.

Does Interstate Sewage Treatment CO INC have insurance on file with FMCSA?

No active liability (BIPD) insurance on file with FMCSA.

What is Interstate Sewage Treatment CO INC's safety record?

In the last 24 months, FMCSA records show 0 of 1 vehicle inspection ending out-of-service for Interstate Sewage Treatment CO INC, too few inspections for a stable rate. FMCSA records also show 0 recordable crashes in the same window.

What is Interstate Sewage Treatment CO INC's CSA score?

FMCSA does not publish a single CSA score for carriers. Interstate Sewage Treatment CO INC's public safety data includes its roadside inspection out-of-service rates and crash record, listed on this page.

What is Interstate Sewage Treatment CO INC's FMCSA safety rating?

Interstate Sewage Treatment CO INC's FMCSA safety rating is Satisfactory, from a review decided 1991-04-10.

Changes over time

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Carriers based in Mount Vernon, MO

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Reconstructed from cached and fleetfax-ingested FMCSA public records, so it may be out of date. Records loaded Aug 30, 2026. Verify current status on FMCSA SAFER. fleetfax surfaces the facts; brokers make the judgment. FMCSA status