Material DensityUS Gallons to Kilograms

US Gallons to Kilograms for Topsoil

Snapshot

For Topsoil, 1 US Gallon equals about 4.542494 Kilograms.

  • Material basis: Topsoil at 1,200 kg/m^3.
  • Example: For 0.1 US Gallons of Topsoil, the result is 0.454249 Kilograms.

Interactive conversion

Converter Calculator

Decimals: 1.5 or 1,5. Fractions: 1/2. Scientific notation: 1e3. Write 1000 without grouping separators.

4.542494 Kilograms (Topsoil)

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API and AI agent access

US Gallons to Kilograms for Topsoil. Material: soil-topsoil.

Machine-readable identifiers

Conversion family
material-density
Source unit
gallon_us
Target unit
kilogram
Material
soil-topsoil

Use these identifiers in the API request. Sources and model limits also apply to software clients.

Example API request and response

POST /api/v1/convert

Request

{
  "family": "material-density",
  "value": 1,
  "from": "gallon_us",
  "to": "kilogram",
  "material": "soil-topsoil"
}

Essential response

{
  "ok": true,
  "conversion": {
    "family": "material-density",
    "value": 1,
    "from": "gallon_us",
    "to": "kilogram",
    "result": {
      "raw": 4.5424941408,
      "display": "4.542494"
    },
    "canonicalPath": "/material-density/us-gallons-to-kilograms/soil-topsoil/"
  }
}
API, OpenAPI and WebMCP documentation

Explanation

US Gallons of Topsoil convert to kilograms using one fixed density basis of 1200 kg/m^3. Match temperature, composition and material grade to the stated reference conditions.

Typical loose topsoil bulk density.

Common Conversion Values

US Gallons (Topsoil)Kilograms (Topsoil)
0.1 0.454249
1/4 1.135624
1/2 2.271247
1 4.542494
2 9.084988
5 22.712471
10 45.424941
25 113.562354
50 227.124707
100 454.249414

Methodology

Topsoil density and calculation basis

Evidence status: needs-review.

Topsoil bulk density depends on texture, organic matter and compaction.

method: Dry soil mass divided by total volume including pores

composition: Medium-textured soil, about 50% pore space

Source basis: USDA NRCS, Soil Quality Indicators: Bulk Density. What it is / Why it is important: medium-textured soil example. https://www.nrcs.usda.gov/sites/default/files/2023-01/Soil%20Quality-Indicators-Bulk%20Density.pdf Applicability: conditional-comparison.

Identify soil, moisture basis and volume/compaction state.

For this direction, mass is calculated as volume multiplied by density after normalizing the units to cubic meters and kilograms. The resulting page multiplier is 4.542494 kg per gal (US).

Use a measured density for a specific batch, grade or supplier; the table value is a reference, not a product specification.