Velarion Records

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EPA Air · stack tests by county and year

Air-emissions stack tests in Prince William County, Virginia, 2024

A stack test measures what a source actually emits, at the stack, against the limit in its permit. Each row below is one stack test recorded against a source in Prince William County, Virginia during 2024. A facility can appear several times: this is the year’s record of what happened, not a list of places. The sources themselves are on the Prince William County facility page.

Prince William County, Virginia, 2024

Air-emissions stack tests in Prince William County, other years

Air-emissions stack tests recorded in Prince William County, Virginia, 2024

DateFacilityKindAgency
2024-10-17NTT GLOBAL DATA CENTERS VA10 LLCPassState
2024-10-03H L MOONEY WATER RECLAMATION FACILITYPassState
2024-10-03SI NVA02D, LLCPassState
2024-09-18PRINCE WILLIAM COUNTY SANITARY LANDFILLPassState
2024-06-20ENERGY TRANSFER MARKETING & TERMINALS LPPassState
2024-06-06TRANSCONTINENTAL GAS PIPELINE-STATION 185PassState
2024-05-16PRINCE WILLIAM COUNTY SANITARY LANDFILLPendingState
2024-03-20QTS INVESTMENT PROPERTIES MANASSAS LLCPassState
2024-01-12QTS INVESTMENT PROPERTIES MANASSAS LLCFailState

Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.