US
Responses to Leaded Soil
United States Environmental Protection Agency (US EPA) Recommended Response Activities
for Lead Contaminated Bare Soil:
1994 interim soil guidelines on lead for: 
1. Areas expected to be used by children, ie
- residential backyards \
- daycare/school yards
- playgrounds, parks
- other areas where children gather
| Bare Soil Lead Concentration |
Recommended
Response Activities |
| 400-5000 ppm
above 5000 ppm
|
Interim controls to change use patterns and establish
barriers between children and contaminated soil including:
- planting ground cover or shrubbery to reduce exposure to bare soil,
- moving play equipment away from contaminated bare soil
- restricting access through posting, fencing, or other actions, and
- controlling further contamination of the area.
Monitor condition of controls.
Public notice of contaminated common areas by local agency
Abatement of soil, including removal and replacement of contaminated soil and permanent
barriers.
Public notice of contaminated common areas by local agency |
2. Areas where contact by children is less likely or infrequent
| Bare Soil Lead Concentration |
Recommended
Response Activities |
| 2000-5000 ppm
above 5000 ppm |
Interim controls to change use patterns and establish
barriers between children and contaminated soil including:
- planting ground cover or shrubbery to reduce exposure to bare soil,
- moving play equipment away from contaminated bare soil
- restricting access through posting, fencing, or other actions, and
- controlling further contamination of the area
Monitor condition of controls.
Public notice of contaminated common areas by local agency.
Abatement of soil, including removal and replacement of contaminated soil and permanent
barriers.
Public notice of contaminated common areas by local agency. |
|
