NSPS OOOOb NHV Sampling Requirements Explained for Oil & Gas Facilities
- Apr 9
- 1 min read
Facilities subject to NSPS Subpart OOOOb must monitor flare performance to demonstrate proper combustion and emissions control. One of the key parameters required under the rule is Net Heating Value (NHV).
Understanding how NHV sampling works, which equipment is affected, and current compliance timelines is critical for oil and gas operators preparing for NSPS OOOOb.
We asked our experts to answer the most common NHV sampling questions facilities ask, including practical considerations shaped by real fieldwork. Here’s what to know before you start building or adjusting your program.
How Alliance Technical Group Supports OOOOb NHV Compliance
Preparing for NSPS OOOOb compliance requires coordination across sampling, laboratory analysis, and reporting. With the June 1, 2026 deadline approaching, any gaps in personnel, process, or data management can slow you down.
Alliance Technical Group supports oil and gas operators through the full scope of NSPS OOOOb compliance. From applicability determinations and NHV sampling program development to laboratory analysis and data interpretation, our teams help facilities implement monitoring programs that meet current requirements and stay ahead of upcoming deadlines.
Meet Our Experts
 |  |  |
MaryBeth Clifford Emissions Compliance Specialist | Dan Smith Project Director, Air Quality | Steve LaRue Sr. Operations Manager |
