30 CFR § 250.407 - What tests must I conduct to determine reservoir characteristics?
---
identifier: "/us/cfr/t30/s250.407"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "30 CFR § 250.407 - What tests must I conduct to determine reservoir characteristics?"
title_number: 30
title_name: "Mineral Resources"
section_number: "250.407"
section_name: "What tests must I conduct to determine reservoir characteristics?"
chapter_name: "BUREAU OF SAFETY AND ENVIRONMENTAL ENFORCEMENT, DEPARTMENT OF THE INTERIOR"
subchapter_number: "B"
subchapter_name: "OFFSHORE"
part_number: "250"
part_name: "OIL AND GAS AND SULPHUR OPERATIONS IN THE OUTER CONTINENTAL SHELF"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "30 U.S.C. 1751, 31 U.S.C. 9701, 33 U.S.C. 1321(j)(1)(C), 43 U.S.C. 1334."
regulatory_source: "76 FR 64462, Oct. 18, 2011, unless otherwise noted."
cfr_part: "250"
---
# 250.407 What tests must I conduct to determine reservoir characteristics?
You must determine the presence, quantity, quality, and reservoir characteristics of oil, gas, sulphur, and water in the formations penetrated by logging, formation sampling, or well testing.