INSIGHTS

The TetraSoft Blog

Regulatory updates, emissions data, and methane science.

methane emissionssatellite methaneemissions inventoryemissions measurementoil and gasMAESemission factorsOGMP 2.0

What Did MethaneAIR Find? Methane 5x Above EPA in 12 Basins

MethaneAIR flights over 12 US basins in 2023 found about 7.9 million tonnes a year of oil and gas methane, about 5x EPA's estimate. Basin-by-basin results.

Arthur Santos
Atlaswell recordsenforcementorphan wellsinjection wells

Oil and Gas Due Diligence Checklist: 10 Regulatory Records

Oil and gas due diligence checklist: the 10 regulatory records, from operator, wells and production to spills, enforcement, emissions, plugging and injection.

Arthur Santos
atlaswell recordsoil and gas leasemineral ownerapi number

Oil and Gas Well Data for Landmen: What Public Records Answer

What state well records tell a landman about operators, status, production, permits and API or lease numbers, and where county courthouse records take over.

Arthur Santos
AtlasPennsylvaniaWest VirginiaOhiooil and gas data

Largest Natural Gas Producers in Appalachia (PA, WV, Ohio)

The largest gas producers in Pennsylvania, West Virginia and Ohio, ranked by 2025 gas reported to state regulators, credited to each well's current operator.

Arthur Santos
TexasRRCdrilling permitsrailroad commissionPermian BasinAtlas

Texas Drilling Permits: How to Search RRC Permits by County

How to search Texas drilling permits by county in the Railroad Commission's W-1 Query, what each permit code means, and which counties get the most permits.

Arthur Santos
royaltydivision orderAtlas

Oil and Gas Royalties: Check Production Against Your Check

How oil and gas royalties are calculated, what each line of the check stub means, and how to check your well's reported production in eight states.

Arthur Santos
drilling permitsair quality permitSPCCUICcompliance

Oil and Gas Permit Requirements: Every Permit and Plan

The permits and plans a US oil and gas well site or compressor station needs: who issues each, what triggers it, and the order to get them in.

Arthur Santos
nmocdNew Mexicowell recordswell logs

NMOCD Imaging: Find Any New Mexico Oil & Gas Document

OCD Imaging holds over 4 million scanned New Mexico oil and gas documents in seven searches. What each accepts, and where to find the identifiers it asks for.

Arthur Santos
uiccarbon dioxideEPA

Class VI UIC Well Permitting: Every Submittal and Stage

What a Class VI UIC well permit application must contain under 40 CFR 146, how EPA reviews it stage by stage, and what changes in a primacy state.

Arthur Santos
Subpart WGHGRPRegulatoryMethane

Subpart W Guidance: EPA GHG Reporting for Oil and Gas

Subpart W is EPA's greenhouse gas reporting rule for oil and gas: its ten segments, the two 25,000 metric ton tests, what to report, and the rule's 2026 status.

Arthur Santos
methanesatellite methaneemissions inventoryGHGRP Subpart WOGMP 2.0measurement-informed inventoryaerial survey

Operator-Reported Methane vs Satellite Data: Why They Differ

Satellites usually find more oil and gas methane than reported inventories. The reasons, from abnormal events to detection limits, and how to reconcile the two.

Arthur Santos
oil and gas dataorphan wellswell records

AI in Oil and Gas: Where It Works and the Data It Needs

How AI is used across oil and gas, from seismic and drilling to pumps, methane and lost wells: published results, their limits, and the data each use needs.

Arthur Santos