ICIS-AIR OK0000004010900564

NATIONAL OILWELL VARCO LP / NOV OKLAHOMA CITY RIG OFFSHORE, Oklahoma City, OK: Clean Air Act compliance record, inspections, violations, penalties

OperatingOperating status
Minor sourceEmissions classification
No Violation IdentifiedCurrent violation status, as filed
3Compliance evaluations since January 1, 2017
0High-priority violations since January 1, 2017
0Formal enforcement actions since January 1, 2017

NATIONAL OILWELL VARCO LP / NOV OKLAHOMA CITY RIG OFFSHORE is on EPA’s ICIS-AIR register at 6440 SW 44TH ST, Oklahoma City in Oklahoma County, Oklahoma: operating status operating, emissions classification minor source, current violation status “No Violation Identified”.

What stands out

The newest of the 3 events on file is a compliance evaluation dated March 14, 2023.
Its events on file run from February 2, 2021 through March 14, 2023.
The register holds 640 air-emissions sources in Oklahoma County, Oklahoma.

Every line is computed by formula from the record’s stored figures; nothing is estimated.

Identity

Facility as filed	NATIONAL OILWELL VARCO LP / NOV OKLAHOMA CITY RIG OFFSHORE
ICIS-AIR ID	OK0000004010900564
EPA facility registry ID	110070824179
Operating status	Operating
Emissions classification	Minor source
Current violation status (HPV field)	No Violation Identified
Address	6440 SW 44TH ST, Oklahoma City, OK 73179
County	Oklahoma County
In a nonattainment county	No (EPA Green Book)
Industry (NAICS)	Machinery manufacturing (NAICS 3331)
SIC code	3533
EPA region	06

Programs and pollutants

The program, pollutant and Title V files are not loaded: what this page covers.

Compliance evaluations

3Evaluations since January 1, 2017
0Full compliance evaluations

Date	What EPA recorded	Agency	Programs
March 14, 2023	PCE Off-Site	State	40 CFR Part 63 Area Sources; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
April 26, 2022	PCE Off-Site	State	40 CFR Part 63 Area Sources; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards
February 2, 2021	PCE Off-Site	State	40 CFR Part 63 Area Sources; State Implementation Plan for National Primary and Secondary Ambient Air Quality Standards

Violations

0Violation determinations since January 1, 2017
0Of them high-priority

What high-priority and federally reportable violations mean.

EPA’s violation history file holds no violation for ICIS-AIR OK0000004010900564 since January 1, 2017.

Enforcement and penalties

0 of the formal enforcement actions carry a penalty filed above zero. How a penalty is shown.

Informal enforcement

EPA’s informal action file holds no notice or warning for ICIS-AIR OK0000004010900564 since January 1, 2017.

Stack tests

0Stack tests since January 1, 2017
0Recorded as failed

EPA’s stack test file holds no test at ICIS-AIR OK0000004010900564 since January 1, 2017.

Watch NATIONAL OILWELL VARCO LP / NOV OKLAHOMA CITY RIG OFFSHORE

Privacy

Free from EPA: Detailed Facility Report, ECHO Notify (registry ID 110070824179).

Other air sources in Oklahoma beside NATIONAL OILWELL VARCO LP / NOV OKLAHOMA CITY RIG OFFSHORE

EPA ICIS-AIR download, loaded September 14, 2026.