Mass per volume density.
Milligrams per Cubic yard to Micrograms per Liter Converter — mg/yd3 to ug/L
Convert Milligram per Cubic yard (mg/yd3) to Microgram per Liter (ug/L) using the exact conversion factor (1 milligram per cubic yard = 1.307950619 microgram per liter). See the formula, worked examples, and conversion table.
Milligrams per Cubic yard to Micrograms per Liter converter
Converter
Density Converter
Convert thousands of mass-per-volume density combinations for science, engineering, agriculture, and fluids.
Context values
Some unit families need one extra value for a physically accurate result.
Mass per volume density.
Result = input x 1.30795062e-6 / 1e-6.
Density uses kilograms per cubic meter as the base unit.
Reserved above the conversion cards and below the converter.
About Converting Milligrams per Cubic yard to Micrograms per Liter
Milligram per Cubic yard and Microgram per Liter both measure density — mass per unit volume — a property used to identify materials, check manufacturing quality, and predict whether something floats or sinks. As a fixed reference point, water has a density of exactly 1000 kg/m³ (1 g/cm³, 1 g/mL) at its temperature of maximum density, which is why many density figures in science and engineering are quoted relative to water. Both are mass per volume density units.
Formula
micrograms per liter = milligrams per cubic yard × 1.30795061931
This factor comes from each unit's defined relationship to the category's base unit: 1 milligram per cubic yard equals 0.00000130795061931 base units, and 1 microgram per liter equals 0.000001 base units, so dividing one by the other gives the direct milligram per cubic yard-to-microgram per liter factor of 1.30795061931.
Simple example
1 mg/yd3 × 1.307950619 = 1.307950619 ug/L
1 milligram per cubic yard = 1.307950619 micrograms per liter.
Real-world example
1,000 mg/yd3 × 1.307950619 = 1,307.950619 ug/L
1,000 milligrams per cubic yard = 1,307.950619 micrograms per liter.
Conversion table
| Milligram per Cubic yard (mg/yd3) | Microgram per Liter (ug/L) |
|---|---|
| 0.1 mg/yd3 | 0.1307950619 ug/L |
| 1 mg/yd3 | 1.307950619 ug/L |
| 10 mg/yd3 | 13.07950619 ug/L |
| 100 mg/yd3 | 130.7950619 ug/L |
| 1,000 mg/yd3 | 1,307.950619 ug/L |
| 10,000 mg/yd3 | 13,079.50619 ug/L |
Reverse conversion: Microgram per Liter to Milligram per Cubic yard
1.307950619 ug/L × 0.764554858 = 0.9999999998 mg/yd3
1.307950619 micrograms per liter = 0.9999999998 milligrams per cubic yard.
milligrams per cubic yard = micrograms per liter × 0.764554857984
For a page dedicated to this direction, see Microgram per Liter to Milligram per Cubic yard.
Understanding the Milligram per Cubic yard (mg/yd3)
Mass per volume density.
Understanding the Microgram per Liter (ug/L)
Mass per volume density.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many micrograms per liter are in 1 milligram per cubic yard?
1 milligram per cubic yard equals 1.307950619 micrograms per liter, using the exact defined conversion factor rather than an estimate.
How do I convert milligram per cubic yard to microgram per liter?
Multiply the milligram per cubic yard value by 1.307950619. The converter above does this instantly to whatever precision you set.
How do I convert microgram per liter back to milligram per cubic yard?
Use the reverse factor: 1 microgram per liter equals 0.764554858 milligrams per cubic yard. You can also use the swap control in the converter above to flip the direction instantly.
What is a milligram per cubic yard?
Milligram per Cubic yard (mg/yd3) is a unit of density.
What is a microgram per liter?
Microgram per Liter (ug/L) is a unit of density.
Is the milligram per cubic yard to microgram per liter conversion exact?
Yes. Both milligram per cubic yard and microgram per liter are defined by fixed standards rather than physical artifacts, so the factor of 1.307950619 used above is exact to as many digits as you choose to display.
What's the difference between density and mass concentration?
Density is the mass of a pure substance or material per unit volume. Mass concentration is the mass of one component — like a dissolved solute — within a mixture's total volume. The two use the same kind of units but describe different physical situations.