While I have not been there myself the consensus is that the effective radiation dose in the area was low. Wikipedia has 5 citations backing this statement:
Risks from ionizing radiation
Although people in the incident's worst affected areas have a slightly higher risk of developing certain cancers such as leukemia, solid cancers, thyroid cancer, and breast cancer, very few cancers would be expected as a result of accumulated radiation exposures.
Risks from ionizing radiation
Although people in the incident's worst affected areas have a slightly higher risk of developing certain cancers such as leukemia, solid cancers, thyroid cancer, and breast cancer, very few cancers would be expected as a result of accumulated radiation exposures.