40 CFR § 60.3038 - What continuous emission monitoring systems must I install?
---
identifier: "/us/cfr/t40/s60.3038"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "40 CFR § 60.3038 - What continuous emission monitoring systems must I install?"
title_number: 40
title_name: "Protection of Environment"
section_number: "60.3038"
section_name: "What continuous emission monitoring systems must I install?"
chapter_name: "ENVIRONMENTAL PROTECTION AGENCY"
subchapter_number: "C"
subchapter_name: "AIR PROGRAMS"
part_number: "60"
part_name: "STANDARDS OF PERFORMANCE FOR NEW STATIONARY SOURCES"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "42 U.S.C. 7401"
regulatory_source: "36 FR 24877, Dec. 23, 1971, unless otherwise noted."
cfr_part: "60"
---
# 60.3038 What continuous emission monitoring systems must I install?
(a) For each OSWI unit with a capacity greater than 10 tons per day, you must install, calibrate, maintain, and operate continuous emission monitoring systems for carbon monoxide and for oxygen. You must monitor the oxygen concentration at each location where you monitor carbon monoxide.
(b) You must install, evaluate, and operate each continuous emission monitoring system according to the “Monitoring Requirements” in § 60.13.
[70 FR 74907, Dec. 16, 2005, as amended at 90 FR 27962, June 30, 2025]