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Table 2.2 Approximate Metric System Conversion Factors

To Change To Multiply by To Change To Multiply by
feet chains 0.0152 chains feet 66.0
feet meters 0.305 meters feet 3.280
yards meters 0.914 meters yards 1.094
miles kilometers 1.609 kilometers miles 0.621
square feet square meters 0.093 square meters square feet 10.764
square yards square meters 0.836 square meters square yards 1.196
square miles sq. kilometers 2.590 sq. kilometers square miles 0.386
acres sq. hectometers 0.405 sq. hectometers acres 2.471
cubic feet cubic meters 0.028 cubic meters cubic feet 35.315
cubic yards cubic meters 0.765 cubic meters cubic yards 1.308
fluid ounces milliliters 29,573.0 milliliters fluid ounces 0.034
pints liters 0.473 liters pints 2.114
quarts liters 0.946 liters quarts 1.057
gallons liters 3.785 liters gallons 0.264
ounces grams 28.349 grams ounces 0.035
pounds kilograms 0.454 kilograms pounds 2.205
short tons metric tons 0.907 metric tons short tons 1.102
pound-feet Newton-meters 1.365 ounce-inches Newton-meters 0.007062
pound-inch Newton-meters 0.11375      

Examples Using This Conversion Table:

To change feet to chains: Multiply feet by 0.0152
To change 124 feet to chains: Multiply feet by 0.0152
124 feet x 0.0152 = 1.88 chains = 1.9 chains

Temperature Conversion of Units:

°F =°Fahrenheit to °C =°Celsius        °C =°Celsius to°F =° Fahrenheit
°F = (°C x 9/5) + 32        °C = 5/9 x (F - 32)

NWCG Latest Announcements

Updated NWCG Guide for Wildland Fire Modules, PMS 431

Date: May 14, 2025
Questions?  Please contact:
Fire Use Subcommittee

The updated NWCG Guide for Wildland Fire Modules, PMS 431 serves as a supplemental resource for wildland fire module operations, providing information frequently used in the field.

PMS 431 defines the organizational structure, staffing, and qualifications for Type 1 and Type 2 Wildland Fire Modules, outlining their roles in wildland fire suppression, prescribed fire, and resource management. The NWCG Guide for Wildland Fire Modules, PMS 431, should be used in conjunction with the NWCG Standards for Wildland Fire Module Operations, PMS 430.

References:

NWCG Guide for Wildland Fire Modules, PMS 431

NWCG Standards for Wildland Fire Module Operations, PMS 430

Updated NWCG Standards for Wildland Fire Resource Typing, PMS 200 Now Includes Off-Highway Vehicle Typing Standards

Date: May 13, 2025
Questions?  Please contact:
Mobile Fire Equipment Subcommittee 

The NWCG Standards for Wildland Fire Resource Typing, PMS 200 has been updated to include newly developed Off-Highway Vehicle (OHV) typing standards. These standards organize OHV information into logical categories and outline key safety requirements for occupants.

NWCG Standards for Wildland Fire Resource Typing, PMS 200 establishes minimum typing standards for aircraft, crews, and equipment used in national mobilization to wildland fire incidents. Typing designations are assigned based on measurable capability and performance criteria.

References:

NWCG Standards for Wildland Fire Resource Typing, PMS 200

NEW! S-204, Interpersonal and Critical Thinking Skills for Safety Officers Now Available

Date: May 12, 2025
Questions?  Please contact:
Risk Management Committee

The S-204, Interpersonal and Critical Thinking Skills for Safety Officers self-directed online course is now available! Developed through the Incident Performance and Training Modernization (IPTM) effort, this training supports individuals working towards Safety Officer, Field (SOFF) incident qualifications.

S-204, Interpersonal and Critical Thinking Skills for Safety Officers focuses on facilitating hazard mitigation conversations and building trust to influence safety-related decisions. Individuals can self-enroll through the Wildland Fire Learning Portal (WFLP).

Any changes to qualification pathways will take effect with the next update of the NWCG Standards for Wildland Fire Position Qualifications, PMS 310-1.

References:

S-204, Interpersonal and Critical Thinking Skills for Safety Officers 

NWCG Safety Officer, Field (SOFF) Position Page

Wildland Fire Learning Portal

Great Basin Cache Upgrading to New Inventory System

Date: May 7, 2025
Questions?  Please contact:
Great Basin Cache
Phone: (208) 387-5104
Fax: (208) 387-5573

The Great Basin Cache (GBK) is transitioning to a new inventory system to better serve the wildland fire community. During this upgrade, GBK will be unable to process standard orders from Part 1: Fire Supplies and Equipment and Part 2: Publications between May 8-20, 2025, with exceptions made for emergency fire orders. Orders will be accepted through close of business May 7.

To browse the latest available items, please refer to the National Fire Equipment System (NFES) catalogs. 

References:

NWCG NFES Catalog-Part 1: Fire Supplies and Equipment, PMS 449-1

NWCG NFES Catalog-Part 2: Publications, PMS 449-2