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Requirements vary from state to state. Below are common analyses required in the states of Wyoming and Colorado. If your site is in another state, please let us know what state and what regulatory agency the analysis will be reported to. We will research requirements to ensure that you get the correct analysis by the correct methods.
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Methods |
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| pH |
USDA 60-21a, D4972 |
| Conductivity |
USDA 60-4 |
| Sodium Absorption Ratio (SAR) |
USDA 60-18, 19,20 |
| Exchangeable Sodium Percentage (ESP) |
USDA 60-18,19,20 |
| Benzene, Toluene, Ethylbenzene, Xylenes (BTEX) |
8020 |
| Total Petroleum Hydrocarbons (TPH) |
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| Diesel Range Organics (DRO) |
8015 mod |
| Gasoline Range Organics (GRO) |
8015 mod |
| Volatile Organic Compounds (VOC) |
8260, 624 |
| Semi-Volatile Organic Compounds (SVOC) |
8270, 625 |
Additional Soil Analyses available:
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Methods |
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| Nitrate Nitrogen in Soil |
ASA 9.2 33-8.2 |
| Organic Matter |
ASA 9.2 29-3.5.2 |
| Organic Carbon |
USDA 90-3.2.2 |
| Saturation Percentage |
USDA 60-27 |
| Soluble Cations |
Ca, Mg, Na, K — 6010 |
| Soluble Anions – Fluoride, Chloride, Nitrite, Nitrate, Phosphate, Sulfate |
300 |
| Water Soluble Sulfate |
C1580 |
| Particle Size – Clay, Silt, Sand, Very Fine Sand |
D421 / D422 |
| Texture |
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| Acid-Base Potential (ABP) |
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| Acid Potential (AP) |
ASA 9.2 28-2.2.3 |
| Neutralization Potential (NP) |
USDA 60-23c |
| Total Organic Carbon (TOC) |
SM5310B |
| A wide range of elements by ICP-OES or ICP-MS |
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