Downs Plumbing & Septic

Septic and portable sanitation

Waste hauler in Leonardtown, MD · 8 drivers · 7 trucks · USDOT 1304722

Company details

Legal name
Downs Plumbing & Heating Inc
Address
22545 Bayside Rd
Leonardtown, MD 20650
Mailing address
P O Box 2324, Leonardtown, MD 20650
Phone
(301) 997-4080
County
St. Mary's County
USDOT number
1304722 (active)
FMCSA registered
Since November 2004
Operation
Intrastate carrier · Private property (hauls its own cargo)
Cargo on file
Construction; Machinery, large objects
Hazardous materials
No
Locations
1 location · operates in MD
Data sources
FMCSA Motor Carrier Census (24 Aug 2026)
Last verified
2026-10-15

Fleet and drivers

Drivers
8
Power units
7 trucks
Driving radius
Local (all drivers within 100 miles) (1 interstate, 7 intrastate)
Annual mileage
290,000 miles (2003 filing)
Fleet size band
5–10 drivers
Last FMCSA filing
MCS-150 updated Sep 21, 2004

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

About this hauler

Downs Plumbing & Septic is a waste hauler based in Leonardtown, Maryland, in St. Mary's County. It has been registered with the Federal Motor Carrier Safety Administration since 2004 (USDOT 1304722) and files as an intrastate carrier hauling construction, machinery, large objects. Its latest filing lists 8 drivers and 7 power units, with 290,000 miles driven in 2003. The nearest transfer station is St. Mary's Co. MSW PF&TS, 6 miles away, and the nearest landfill is St. Andrews Area C Municipal Landfill in California, 6 miles away.

Nearby facilities

Nearest landfill: St. Andrews Area C Municipal Landfill, California — 6.0 mi

Other waste haulers nearby

One of 29 waste haulers in St. Mary's County, MD.

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Area served

Based in Leonardtown; towns within 15 miles: Leonardtown, Loveville, Abell, California, Avenue, Callaway, Hollywood, Clements, Coltons Point, Great Mills, Morganza, Bushwood.

County context

One of 29 waste haulers in St. Mary's County, MD and one of 1,052 waste haulers in Maryland.

ZIP 20650 at a glance

Population
16,094 (101 per sq mi)
Median age
39
Households
Median income $143,116 · 65% earn six figures
Housing
79% owner-occupied · median home value $486,045 · median rent $1,671
Workforce
64% labor-force participation · 4.1% 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

2 transfer stations and 1 landfill in St. Mary's County.