If it requires the TDS, order your TDR NHD!
WHAT IS A NATURAL HAZARD DISCLOSURE?
The Natural Hazards Disclosure Act under Sec. 1103 of the California Civil Code states that real estate seller and brokers are legally required to disclose if the property being sold lies within one or more state or locally mapped hazard areas. The law specifies that the six (6) required hazards be disclosed on a statutory form called the Natural Hazard Disclosure Statement (NHDS)