Williamsons Sewage Disposal Service

Septic Tank & System CleaningSewer Contractors

Waste hauler in Phoenix, MD · 1 driver · 1 truck · USDOT 1030330

Company details

Legal name
John K Grogg
Address
14303 Phoenix Aveue
Phoenix, MD 21131
Phone
(410) 472-2577
Website
cs.com
County
Baltimore County
Business type
Individual
USDOT number
1030330 (active)
FMCSA registered
Since May 2002
Operation
Intrastate carrier · Authorized for Hire
Cargo on file
Other: Sewage
Hazardous materials
No
Locations
1 location · operates in MD
Data sources
FMCSA Motor Carrier Census (24 Aug 2026), company website (Sep 2026)
Last verified
2026-10-14

Fleet and drivers

Drivers
1 (all CDL holders)
Power units
1 truck
Driving radius
Local (all drivers within 100 miles) (0 interstate, 1 intrastate)
Annual mileage
15,000 miles (2001 filing)
Fleet size band
1–4 drivers
Last FMCSA filing
MCS-150 updated May 23, 2002

Figures come from the carrier's own FMCSA registration filings and are self-reported.

Business categories

  • Septic Tank & System Cleaning
  • Sewer Contractors

Services mentioned on the company website

dumpsterdebris removalfacilitysfacilityportable restroomsportable toiletsportable toiletportable restroomroll-offwaste disposal

Keywords read from cs.com in Sep 2026. Confirm services and pricing with the company.

About this hauler

Williamsons Sewage Disposal Service is a waste hauler based in Phoenix, Maryland, in Baltimore County. It has been registered with the Federal Motor Carrier Safety Administration since 2002 (USDOT 1030330) and files as an intrastate carrier hauling Sewage. Its latest filing lists 1 driver and 1 power unit, with 15,000 miles driven in 2001. It is listed under septic tank & system cleaning, sewer contractors, and its website mentions dumpster, debris removal, facilitys, facility. The nearest landfill is Eastern Sanitary Landfill Solid Waste Management Facility (ESL) in White Marsh, 12.1 miles away.

Nearby facilities

Nearest landfill: Eastern Sanitary Landfill Solid Waste Management Facility (ESL), White Marsh — 12.1 mi

Other waste haulers nearby

One of 123 waste haulers in Baltimore County, MD.

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Area served

Based in Phoenix; towns within 15 miles: Phoenix, Baldwin, Hunt Valley, Cockeysville, Monkton, Glen Arm, Lutherville Timonium, Hydes, Towson, Sparks Glencoe, Fork, Fallston.

County context

One of 123 waste haulers in Baltimore County, MD and one of 1,037 waste haulers in Maryland.

ZIP 21131 at a glance

Population
7,141 (131 per sq mi)
Median age
49
Households
Median income $197,619 · 76% earn six figures
Housing
98% owner-occupied · median home value $671,893
Workforce
62% labor-force participation · 3.9% unemployment

ZIP figures are US Census estimates for the ZIP area, not the company.

Maryland solid-waste agency: Maryland Department of the Environment (MDE)

Disposal options for this hauler

1 transfer station, 24 recycling centers and 2 landfills in Baltimore County.