Therms to Megajoules (thm → MJ)
Formula
1 thm = 105.5 MJConversion Table
| thm | MJ |
|---|---|
| 0 | 0 |
| 1.0000 | 105.50 |
| 2.0000 | 211.00 |
| 3.0000 | 316.50 |
| 4.0000 | 422.00 |
| 5.0000 | 527.50 |
| 6.0000 | 633.00 |
| 7.0000 | 738.50 |
| 8.0000 | 844.00 |
| 9.0000 | 949.50 |
| 10.000 | 1,055.0 |
| 11.000 | 1,160.5 |
| 12.000 | 1,266.0 |
| 13.000 | 1,371.5 |
| 14.000 | 1,477.0 |
| 15.000 | 1,582.5 |
| 16.000 | 1,688.0 |
| 17.000 | 1,793.5 |
| 18.000 | 1,899.0 |
| 19.000 | 2,004.5 |
| thm | MJ |
|---|---|
| 20.000 | 2,110.0 |
| 21.000 | 2,215.5 |
| 22.000 | 2,321.0 |
| 23.000 | 2,426.5 |
| 24.000 | 2,532.0 |
| 25.000 | 2,637.5 |
| 26.000 | 2,743.0 |
| 27.000 | 2,848.5 |
| 28.000 | 2,954.0 |
| 29.000 | 3,059.5 |
| 30.000 | 3,165.0 |
| 31.000 | 3,270.5 |
| 32.000 | 3,376.0 |
| 33.000 | 3,481.5 |
| 34.000 | 3,587.0 |
| 35.000 | 3,692.5 |
| 36.000 | 3,798.0 |
| 37.000 | 3,903.5 |
| 38.000 | 4,009.0 |
| 39.000 | 4,114.5 |
| thm | MJ |
|---|---|
| 40.000 | 4,220.0 |
| 41.000 | 4,325.5 |
| 42.000 | 4,431.0 |
| 43.000 | 4,536.5 |
| 44.000 | 4,642.0 |
| 45.000 | 4,747.5 |
| 46.000 | 4,853.0 |
| 47.000 | 4,958.5 |
| 48.000 | 5,064.0 |
| 49.000 | 5,169.5 |
| 50.000 | 5,275.0 |
| 51.000 | 5,380.5 |
| 52.000 | 5,486.0 |
| 53.000 | 5,591.5 |
| 54.000 | 5,697.0 |
| 55.000 | 5,802.5 |
| 56.000 | 5,908.0 |
| 57.000 | 6,013.5 |
| 58.000 | 6,119.0 |
| 59.000 | 6,224.5 |
| thm | MJ |
|---|---|
| 60.000 | 6,330.0 |
| 61.000 | 6,435.5 |
| 62.000 | 6,541.0 |
| 63.000 | 6,646.5 |
| 64.000 | 6,752.0 |
| 65.000 | 6,857.5 |
| 66.000 | 6,963.0 |
| 67.000 | 7,068.5 |
| 68.000 | 7,174.0 |
| 69.000 | 7,279.5 |
| 70.000 | 7,385.0 |
| 71.000 | 7,490.5 |
| 72.000 | 7,596.0 |
| 73.000 | 7,701.5 |
| 74.000 | 7,807.0 |
| 75.000 | 7,912.5 |
| 76.000 | 8,018.0 |
| 77.000 | 8,123.5 |
| 78.000 | 8,229.0 |
| 79.000 | 8,334.5 |
Therms to Megajoules Conversion
Converting Therms (thm) to Megajoules (MJ) is a common energy and power conversion. 1 thm equals 105.5 MJ. For example, 100 thm is equal to 10,550 MJ.
Quick Mental Math: Therms to Megajoules
0.01896 therms is 2 megajoules, so use that as the mental anchor.
Why is converting Therms to Megajoules tricky?
therms to megajoules uses an awkward ratio, so people often round too early or move the decimal the wrong way.
Quick Reference Values
1 thm = 105.5 MJ. 5 thm = 527.5 MJ. 10 thm = 1,055 MJ. 25 thm = 2,637.5 MJ. 50 thm = 5,275 MJ. 100 thm = 10,550 MJ.
What is Therms?
Therms (thm) is a unit of energy and power. A therm is a unit of heat energy equal to 100,000 British thermal units (BTUs). It converts to approximately 105.5 megajoules (MJ) in SI units. This unit is commonly used for measuring natural gas consumption and heating energy content in the United States and the United Kingdom [nist-si-guide]. The therm was introduced in the early 20th century as a practical energy unit for gas utilities, standardizing measurements of heat content based on BTUs. Its adoption helped unify commercial billing practices in the gas industry [nist-si-guide]. Therms are primarily used in North America and the UK for natural gas billing and energy reporting. They are recognized by the U.S. Energy Information Administration and British gas suppliers, though SI units predominate in scientific contexts [nist-si-guide].
What is Megajoules?
Megajoules (MJ) is a unit of energy and power. A megajoule equals one million joules, the SI unit of energy, defined as the work done when applying a force of one newton over one meter. One MJ equals 1,000,000 J exactly. It is used to quantify large energy amounts in scientific, industrial, and engineering contexts [bipm-si-brochure]. The joule was named after James Prescott Joule in the 19th century, honoring his work on energy. The megajoule as a multiple of the joule was standardized with the SI system established by BIPM in 1960 to handle large-scale energy measurements [bipm-si-brochure]. Megajoules are widely used internationally in energy production, mechanical work quantification, and fuel energy content. Industries such as electricity generation, chemical manufacturing, and automotive engineering rely on MJ for reporting energy values [nist-si-guide].
Common Misspellings
People often search for this conversion using these alternate spellings: therm, thermes, thermses, mega joules, megajoule, mega-joules, megajoules energy. All of these refer to the Therms to Megajoules conversion.