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Clean Air Act stationary source · ICIS-AIR CO0000000812309C4F

CASTOR T9N-R59W-S35 L01, Raymer 8.1 Mi. Nw Of, CO: Clean Air Act compliance record, inspections, violations, penalties

CASTOR T9N-R59W-S35 L01, at SWSW SEC 35 T9N R59W, Raymer 8.1 Mi. Nw Of in Weld County, Colorado, is an operating minor source of air pollution on EPA’s ICIS-AIR register. EPA’s file records its current violation status (ICIS-AIR’s high-priority violation field) as “No Violation Identified”. Weld County is on EPA’s Green Book list of areas that do not meet a national air quality standard. The status and classification are as EPA’s facility file stood when Velarion loaded it (September 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the source’s current standing, quarter by quarter.

What the register holds for CASTOR T9N-R59W-S35 L01: its ICIS-AIR ID, its operating status, its emissions classification, its current violation status, its industry code and its address in Raymer 8.1 Mi. Nw Of, Weld County, Colorado. EPA’s compliance evaluation, violation, stack test and enforcement files, as loaded, hold no record for ICIS-AIR CO0000000812309C4F since January 1, 2017.

Identity

Facility as filedCASTOR T9N-R59W-S35 L01
ICIS-AIR IDCO0000000812309C4F
EPA facility registry ID110061086159
Operating statusOperating
Emissions classificationMinor source
Current violation status (ICIS-AIR high-priority violation field)No Violation Identified
AddressSWSW SEC 35 T9N R59W, Raymer 8.1 Mi. Nw Of, CO 80742
CountyWeld County
In a nonattainment countyYes (EPA Green Book)
Industry (NAICS)Oil and gas extraction (NAICS 2111)
SIC code1311
EPA region08

Cited to the EPA ICIS-AIR facility file (ECHO download).

Programs and pollutants

Velarion’s copy of EPA’s ICIS-AIR download does not include its program, pollutant and Title V certification files, so this page does not list the Clean Air Act programs CASTOR T9N-R59W-S35 L01 is under or the pollutants it is permitted for. The programs each evaluation and violation below was recorded under are shown with it. EPA’s free Detailed Facility Report lists both.

Compliance evaluations

EPA’s compliance evaluation file holds no evaluation of ICIS-AIR CO0000000812309C4F since January 1, 2017.

Violations

A high-priority violation (HPV) is the most serious class of Clean Air Act non-compliance an agency records; a federally reportable violation (FRV) is the next step down. Each row is one determination as EPA’s violation history files it.

EPA’s violation history file holds no violation for ICIS-AIR CO0000000812309C4F since January 1, 2017.

Enforcement and penalties

0 formal enforcement actions since January 1, 2017, 0 of them with a penalty filed above zero. Each penalty is shown as EPA’s formal action file states it; “Not stated” means the file gives no figure, and $0 is a disclosed zero.

Informal enforcement

EPA’s informal action file holds no notice or warning for ICIS-AIR CO0000000812309C4F since January 1, 2017.

Stack tests

EPA’s stack test file holds no test at ICIS-AIR CO0000000812309C4F since January 1, 2017.

Cited to the EPA ICIS-AIR evaluation, violation, stack test and enforcement files (ECHO download), events dated January 1, 2017 or later as loaded; up to 50 rows of each shown, newest first.

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EPA publishes a free Detailed Facility Report for every source on ECHO: its compliance status quarter by quarter, its evaluations, and its violations, enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter EPA facility registry ID 110061086159 there.

Nearby on the register

Figures from EPA’s ICIS-AIR download, loaded September 14, 2026.

What this page shows

CASTOR T9N-R59W-S35 L01 is one of 7,950 minor sources on EPA's ICIS-AIR register in Weld County, and it sits among the 17,275 minor sources in Colorado, where 3.1% had at least one violation on file since 2017. In Weld County, 7.2% of those 7,950 minor sources had at least one compliance evaluation on file since 2017, and this source has none, with 0 compliance evaluations, 0 enforcement actions and 0 violations recorded over that period. Among the 8,465 Clean Air Act sources in Weld County with the same industry code, NAICS 2111, this facility is counted as operating and carries a status of No Violation Identified.