If Tanks Are Out of Use:
If the tank system was taken out of service before 1-1-74 and has product in it,
- If contamination is found, contact MDEQ.
- If the tank contains product, it must be registered with MDEQ and be closed according to MDEQ closure requirements.
If the tank system was taken out of service before 1-1-74 and emptied of product at that time,
- Nothing is required unless contamination is found.
- If contamination is found, contact MDEQ.
If the tank system was taken out of service before 12-22-88 and emptied of product at that time,
- Nothing but registration is required unless contamination is found.
- If contamination is found, contact MDEQ.
- Closure did not require state certified remover and sampling.
- Typically tanks were generally filled with water or left empty.
- As a precaution, you might want to require that the owner remove the tank or collect soil or groundwater samples BEFORE you purchase. This type of closure would include:
- sampling for contamination by an MDEQ certified closer (see list and select company with codes “C” or “I”) or professional geologist or engineer
- analytical results
- letter from state saying if more or no further action is needed
If the tank system was taken out of service before 12-22-88 and has product in it,
- Tank must be registered with MDEQ.
- Tank should be closed according to MDEQ closure requirements.
If tank system was taken out of service after 12-22-88 and does not meet the corrosion protection requirements,
- The tank should have been closed according to MDEQ closure requirements.
If the tank system was taken out of service after 12-22-88 and it meets the corrosion protection requirements,
- May remain temporarily out of service indefinitely as long as the corrosion protection is maintained.
- Tank should be emptied of product within 3 months of being taken out of service.
