Highlight 7-23 of Section 7.3 of the HRS Guidance Manual
| Tier | Measure or Source Type | Minimum Measurements for Hazardous Waste Quantity Value of 0.5 |
|---|---|---|
| A | Hazardous constituent quantity | 0.5 pounds |
| B | Hazardous wastestream quantity | 2,500 pounds |
| C Volume |
Landfill | 1,250 cubic yards |
| Surface impoundment | 1.25 cubic yards | |
| Surface impoundment (buried/backfilled) | 1.25 cubic yards | |
| Drums | 250 gallons | |
| Tanks and containers other than drums | 1.25 cubic yards | |
| Contaminated soil | 1,250 cubic yards | |
| Pile | 1.25 cubic yards | |
| Other | 1.25 cubic yards | |
| D Area |
Landfill | 1,700 square feet |
| Surface impoundment | 6.50 square feet | |
| Surface impoundment (buried/backfilled) | 6.50 square feet | |
| Land treatment | 135 square feet | |
| Pile | 6.50 square feet | |
| Contaminated soil | 17,000 square feet |
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