Stellant Systems

1 penalty action on recordReports to TRI · Computers and Electronic ProductsClean Water ActHazardous waste (RCRA)

1035 Westminster Dr, Williamsport, Pennsylvania 17701. In 2024 it reported releasing <1 lb of 1 toxic chemical on site — of every 100 pounds, 100 into the air, 0 into water and 0 onto or into land.

Where it went · 2024
riverAIR<1 lb · 100%water: none reportedland: none reportedthe facility
Pounds of TRI chemicals this facility reported for 2024, by where they went. Line widths are to scale with one another; the buildings are a generic drawing, not this site.

Chemicals reported, 2024

ChemicalWhere it wentAirWaterLand
Lead0——

Pounds unless marked. Bar length is to scale across the pound rows of this table.

Year by year

  1. 2022<1 lb
  2. 2023<1 lb
  3. 2024<1 lb

Pounds released on site each reporting year we hold, split by where they went.

EPA enforcement · ECHO

Compliance record

8inspections on record
1penalty actions
$2.5kin penalties, all years
2025-09-11last inspected
LawStatusLast 12 quarters out of compliancePenalties
Clean Air ActNot regulated under this law
Clean Water ActTerminated Permit 0/12—
Hazardous waste (RCRA)No Violation Identified 1/12$2.5k

ECHO publishes how many of the last 12 quarters a facility spent in noncompliance, not which ones, so the filled boxes are a count.

This facility has been subject to 1 penalty action(s) totaling $2.5k, but is not currently flagged as a significant violator. EPA inspects regulated facilities periodically and assesses penalties when violations are confirmed. Penalty history doesn't necessarily mean the facility is currently out of compliance.

EPA's full facility report on echo.epa.gov →

Within 10 miles

What else is nearby

This siteSuperfund siteReleases to air (TRI)In significant violation

Superfund sites

4.3 miAvco Lycoming Williamsport DivisionWilliamsportSuperfund · Construction complete

Facilities releasing to air or in violation

3.4 miWirerope Works IncWilliamsportSignificant violation
3.5 miPetroleum Products Bp-6 Williamsport FacilityMontoursvilleSignificant violation
3.8 miPinecrest Village Mhp Sew SysWilliamsportSignificant violation
4.4 miLycoming Engines/Oliver St PltWilliamsport35 lb to air Significant violation
4.6 miMontoursville Regional Sewer System WwtpMontoursvilleSignificant violation
5.1 miBrady Twp Sew SysMontgomerySignificant violation
5.2 miPrysmian Cables & Sys Usa Llc/Williamsport PltWilliamsport18,000 lb to air
5.7 miWilliamsort Customer CenterWilliamsportSignificant violation
5.8 miBaillie Lumber Co Williamsport YardWilliamsportSignificant violation
6.1 miHepburn Elementary SchoolCogan StationSignificant violation
6.4 miOhd Thermacore IncWilliamsport13 lb to air
6.5 miArxada LlcWilliamsport555 lb to air 2 penalty actions

Everything within 25 miles →