(a) The amount of the penalty may not exceed $500 for each violation, and each day a violation continues or occurs is a separate violation for purposes of imposing a penalty.
(b) The amount shall be based on:
(1) the seriousness of the violation, including the nature, circumstances, extent, and gravity of the violation;
(2) the threat to health or safety caused by the violation;
(3) any previous violations;
(4) the amount necessary to deter a future violation;
(5) the efforts made by the violator to correct the violation; and
(6) any other matter that justice may require.