CS
COLUMBIA SANITARY SERVICE INC
DOT 905442MC 1507250Authority revokedActiveInterstateGOLDEN, CO
COMPANY
Authority since
—
MCS-150
2026-02-10 · 25,000 mi (2024)
Fleet
15 units · 4 trailers · 10 drivers
Annual mileage (VMT)
25,000 mi (2024)
ADDRESS
Physical
4342 LOVELAND ST
GOLDEN, CO 80403
GOLDEN, CO 80403
Mailing
Same as physical
CONTACT
Phone
3035265370
Email
kent@copotties.com
OFFICERS
Primary Officer
DENNIS NESSLER
Title
OWNER
OPERATION & CARGO
Operation classification
Private Property · Authorized For Hire
Specialty
Tanker / Bulk Liquids
Cargo types
3
General FreightLiquids / GasesOther: WASTE WATER
Self-reported by the company on its latest MCS-150 filing (FMCSA census). Reflects what the carrier is authorized and equipped to haul, not actual recent loads. Specialty is our summary of the declared cargo mix.
AUTHORITY
—
Active authority
INSURANCE
None
No coverage on file
RISK GRADE
Moderate Risk
1 risk factors · 2 strengths
OOS RATE
11.8%
2 / 17 inspections
Fleet vs Reality
last 12 months · power-unit VINs from roadside inspections Checking local VIN index…
Moderate Risk
1 risk factor · 2 strengths · 4 data pointsSAFETY PERFORMANCE
Crash Record
2 crashes · 1 fatal · 0 with injuries · 2 tow-away
Clean Inspection Rate
88% — 15 clean of 17 inspections
Out-of-Service Rate
11.8% — driver OOS 0 insp., vehicle OOS 2 insp.
COMPLIANCE & AUTHORITY
USDOT Registration
Status: Active
Operating Authority
Authority revoked · 2026-04-20 · MC1507250
Authority Events
6 historical event(s) on file
MCS-150 Filing
Last filed 2026-02-10
INSURANCE
Active Coverage
No insurance policies on file
SUMMARY
No active insurance on file
No crashes in the last 24 months
88% clean inspections
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