Velarion Records

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EPA Air · stack tests by county and year

Air-emissions stack tests in Weld County, Colorado, 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 Weld County, Colorado 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 Weld County facility page.

Weld County, Colorado, 2024

Air-emissions stack tests in Weld County, other years

Air-emissions stack tests recorded in Weld County, Colorado, 2024

DateFacilityKindAgency
2024-12-17HIGHPOINT - 70 RANCH 4-63-3 PAD 2PassState
2024-12-10DCP OPERATING CO - ROGGEN NGPP — high-priority violation on filePassState
2024-12-05HIGHPOINT - PETERSON 5-63-30 SWNEPassState
2024-11-27PRAIRIE OPERATING CO - REEMAN PADPassState
2024-11-19OWENS-BROCKWAY GLASS - WINDSOR #28 — high-priority violation on fileFailState
2024-11-13PDC ENERGY - KODAK SOUTH 26 SECPassState
2024-11-12BONANZA CREEK - PRONGHORN 24-7 BOOSTERPassState
2024-11-04DCP OPERATING CO - LIBSACK C.S.PassState
2024-11-04DCP OPERATING CO - NORTHSTAR C.S.PassState
2024-10-30REP PROCESSING LLC - PIERCE GAS PLANTPassState
2024-10-30REP PROCESSING - SEVERANCE COMP STATIONPassState
2024-10-24COLORADO INTERSTATE GAS CO - CHEYENNE CS — high-priority violation on filePassState
2024-10-23WES DJ GATHERING - FREDERICK CS — high-priority violation on filePassState
2024-10-23BONANZA CREEK - STATE ANTELOPE CPF O-1FailState
2024-10-22COLORADO INTERSTATE GAS CO - CHEYENNE CS — high-priority violation on filePassState
2024-10-22DCP OPERATING CO - ENTERPRISE C.S. — high-priority violation on filePassState
2024-10-22BONANZA CREEK - ANTELOPE CPF 13-21FailState
2024-10-22BONANZA CREEK - ANTELOPE CPF 13-21FailState
2024-10-21DCP OPERATING CO - ROGGEN NGPP — high-priority violation on fileFailState
2024-10-21BONANZA CREEK - ANTELOPE CPF 13-21FailState
2024-10-15HIGHPOINT - GRINDE 1-64-5_4PassState
2024-10-10BONANZA CREEK - PRONGHORN 24-7 BOOSTERPassState
2024-10-09WES DJ FT LUPTON/PLATTE VALLEY/LANCASTER — high-priority violation on filePassState
2024-10-04WES DJ GATHERING - FREDERICK CS — high-priority violation on filePassState
2024-10-03WES DJ FT LUPTON/PLATTE VALLEY/LANCASTER — high-priority violation on filePassState
2024-10-03PETRO OPERATING - HOMESTEAD 01N-66W-34PassState
2024-10-03PETRO OPERATING - HOMESTEAD 01N-66W-34PassState
2024-10-02DCP OPERATING CO - ENTERPRISE C.S. — high-priority violation on filePassState
2024-10-02DCP OPERATING CO - ENTERPRISE C.S. — high-priority violation on filePassState
2024-10-01DCP OPERATING CO - ENTERPRISE C.S. — high-priority violation on filePassState
2024-10-01NOBLE ENERGY - LD02 ECONODE GEN 1 HYBRIDPassState
2024-09-23PLATTE RIVER BIOGAS - 19179 CR 49PassState
2024-09-23DCP OPERATING CO - CROSSROADS FACILITYPassState
2024-09-23DCP OPERATING CO - CROSSROADS FACILITYPassState
2024-09-19DCP OPERATING CO - O'CONNOR GAS PLANTPassState
2024-09-19DCP OPERATING CO - O'CONNOR GAS PLANTPassState
2024-09-17WASTE MGMT - NORTH WELD LANDFILLPassState
2024-09-13BONANZA CRK STATE NORTH PLATTE CPF 42-26PassState
2024-09-13KERR-MCGEE O&G GADDIS 3-36HZPassState
2024-09-12BONANZA CRK STATE NORTH PLATTE CPF 42-26PassState
2024-09-12BONANZA CRK STATE NORTH PLATTE CPF 42-26PassState
2024-09-12BONANZA CREEK - STATE PRONGHORN CPF 41-3PassState
2024-09-11EXTRACTION - WAKE EAST 32N PROD FACILITYPassState
2024-09-11EXTRACTION - WAKE EAST 32N PROD FACILITYPassState
2024-09-10PDC ENERGY - EVANS 7-26 PADFailState
2024-09-10PDC ENERGY - EVANS 7-26 PADFailState
2024-09-06BONANZA CREEK - STATE NORTH PLATTE T-36PassState
2024-09-06BONANZA CREEK - STATE NORTH PLATTE T-36PassState
2024-09-06BONANZA CREEK - STATE NORTH PLATTE T-36PassState
2024-09-03PDC ENERGY - WIEDEMAN/BOOMERANG PAD — high-priority violation on filePassState
2024-08-22EXTRACTION - WAKE EAST 32N PROD FACILITYFailState
2024-08-22EXTRACTION - WAKE EAST 32N PROD FACILITYFailState
2024-08-21EXTRACTION - WAKE EAST 32N PROD FACILITYPassState
2024-08-21EXTRACTION - WAKE EAST 32N PROD FACILITYPassState
2024-08-15SUMMIT DJ-S - CENTENNIAL GAS PLANTPassState
2024-08-15SUMMIT DJ-S - CENTENNIAL GAS PLANTPassState
2024-08-13DCP OPERATING CO - LUCERNE 2 GAS PLANT — high-priority violation on filePassState
2024-08-13NOBLE ENERGY - WELLS RANCH AA25 & 26 ECOPassState
2024-08-08EXTRACTION OIL & GAS - FRYE NORTHFailState
2024-08-08EXTRACTION OIL & GAS - FRYE NORTHFailState
2024-08-07DCP OPERATING CO - LUCERNE 2 GAS PLANT — high-priority violation on filePassState
2024-08-07OWENS-BROCKWAY GLASS - WINDSOR #28 — high-priority violation on filePassState
2024-08-06OWENS-BROCKWAY GLASS - WINDSOR #28 — high-priority violation on filePassState
2024-07-31HIGHPOINT - ANSCHUTZ EQUUS FARMS 4-62-28PassState
2024-07-26BONANZA CREEK - STATE PRONGHORN CPF 41-3FailState
2024-07-26BONANZA CREEK - STATE PRONGHORN CPF 41-3FailState
2024-07-11DCP OPERATING CO - LUCERNE 2 GAS PLANT — high-priority violation on filePassState
2024-07-11PRAIRIE OPERATING - ELDER PADPassState
2024-07-04CURETON FRONT RANGE - FRONT RANGE GAS PFailState
2024-07-04CURETON FRONT RANGE - FRONT RANGE GAS PFailState
2024-07-03CURETON FRONT RANGE - FRONT RANGE GAS PPassState
2024-07-03CURETON FRONT RANGE - FRONT RANGE GAS PPassState
2024-07-03CURETON FRONT RANGE - FRONT RANGE GAS PPassState
2024-07-02CURETON FRONT RANGE - FRONT RANGE GAS PN/AState
2024-07-02CURETON FRONT RANGE - FRONT RANGE GAS PN/AState
2024-07-02CURETON FRONT RANGE - FRONT RANGE GAS PN/AState
2024-07-01DCP OPERATING CO - ROCKY TURBINE CSPassState
2024-07-01DCP OPERATING CO - ROCKY TURBINE CSPassState
2024-06-25DCP OPERATING CO - ENTERPRISE C.S. — high-priority violation on filePassState
2024-06-25PRAIRIE OPERATING - ELDER PADPassState
2024-06-24ROCKIES EXPRESS PIPELINE-CHEYENNE HUB CSPassState
2024-06-24NOBLE ENERGY - WELLS RANCH BB01 & AF05PassState
2024-06-21WILLIAMS GILCREST - KERSEY CSPassState
2024-06-12GREENGAS COLORADO - LOST CREEK DAIRYFailState
2024-06-12COLORADO GREENGAS -PROSPECT VALLEY DAIRYFailState
2024-06-05SOUTHERN STAR CENTRAL GAS PIPELINE CHEYEN/AState
2024-05-23WES DJ GATHERING - FREDERICK CS — high-priority violation on filePassState
2024-05-23ASPHALT SPECIALTIES - STILES MINING RESOPassState
2024-05-22WES DJ GATHERING - FREDERICK CS — high-priority violation on filePassState
2024-05-20DCP OPERATING CO - LUCERNE 2 GAS PLANT — high-priority violation on filePassState
2024-05-20DCP OPERATING CO - LUCERNE 2 GAS PLANT — high-priority violation on fileFailState
2024-05-17POCO HOLDCO LLC - WILLOW 22 WESTN/AState
2024-05-17POCO HOLDCO LLC - WILLOW 22 WESTN/AState
2024-05-13DCP OPERATING CO - GODFREY BOTTOM C.S.PassState
2024-05-13DCP OPERATING CO - GODFREY BOTTOM C.S.PassState
2024-05-09DCP OPERATING - CANVASBACK C.S.PassState
2024-05-08DCP OPERATING CO - O'CONNOR GAS PLANTPassState
2024-05-08DCP OPERATING CO - O'CONNOR GAS PLANTPassState
2024-04-26WES DJ FT LUPTON/PLATTE VALLEY/LANCASTER — high-priority violation on filePassState
2024-04-26WES DJ GATHERING - FREDERICK CS — high-priority violation on filePassState
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Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.