Areas of Heavy Groundwater Extraction
WorldPhysical EnvironmentAgricultureLocations where groundwater systems experience levels of extraction exceeding recharge rates over a limited period of time
Die Bundesanstalt für Geowissenschaften und RohstoffeA map shows areas of heavy groundwater extraction worldwide, marked with blue shaded dots. Highest extraction areas include the United States, Mexico, China, and India.
Areas of Heavy Groundwater Extraction | Denver Basin | Class | Rank | Kilograms per day | 4.50–4.59 pH | 4.60–4.69 pH | 4.70–4.79 pH | 4.80–4.89 pH | 4.90–4.99 pH | 5.00–5.09 pH | 5.10–5.19 pH | 5.20–5.29 pH | ≥5.30 pH | Class | Rank | Percent of GDP | Specialty crop or livestock farming | Mixed farming | Commercial wheat and other small grain farming | Dairy farming | General farming | Livestock ranching | Irrigated agriculture | Mediterranean agriculture (with irrigation) | Nonfarming | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1.125 | 1 | 4.29% | 14.4% | 23.8% | 24.2% | 18.5% | 16.1% | 11.6% | 6.63% | 81.6% | 43.3% | 21.9% | 22.8% | 19.7% | 16.2% | 48.0% | 3.25% | 42.1% | 2.53% | |||||||
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