Section 2. CANCELLATION/EXPIRATION
7-2-1. FDC NOTAM EXPIRATION
The NOTAM issuing
authority is responsible for canceling FDC NOTAMs.
7-2-2. CANCELING FDC
a. When an FDC
NOTAM expires, the issuing authority must issue a cancellation.
b. When an FDC
NOTAM has an expiration time indicated in the text, the issuing authority
must issue the cancellation upon expiration. This fact must be stated to the
originator of the FDC NOTAM when the original FDC NOTAM is received.
c. When a new
FDC NOTAM is issued to correct or in any way change a previously issued FDC
NOTAM, a new NOTAM will be issued and a separate cancellation NOTAM will be
issued to cancel the old NOTAM.
7-2-3. FDC NOTAM LIST
Twice each day the
USNOF transmits a list of FDC NOTAM numbers issued during the previous 12
and 24 hours. The list is transmitted as a numbered FDC NOTAM between 0515
and 0545 and between 1715 and 1745 UTC. The 0500 list is a summary of the
preceding 12 hours. The 1700 list is a summary of the preceding 24 hours.
Each previous list is canceled by a separate FDC NOTAM.
!FDC 0/1611 FDC LIST JUN 230531
FDC 0/1606 CNL 0/1181 MSP
FDC 0/1607 CNL 0/1605 POM
FDC 0/1608 ELY
FDC 0/1609 FDC
FDC 0/1610 ABC
7-2-4. RETAINING FDC
facilities shall retain FDC NOTAMs concerning information within 400 NM of
the facility until they are published and available in the facility. All FDC
NOTAM storage and verification shall be completed by the Aviation Weather
b. The WMSC
retains FDC NOTAMs in full text for request/reply access for 6 hours after
c. After 6
hours, current FDC NOTAMs may be retrieved individually, by number, from the
USNS via request/reply.
7-2-5. RETRIEVING FDC NOTAMs
issuance, all FDC NOTAMs or FDC NOTAM cancellations are given all circuit
distribution and are stored in the Consolidated NOTAM System (USNS). FDC
NOTAMs remain in the USNS for the duration of their validity. FDC NOTAM
cancellations remain in the USNS for 72 hours after transmission.
b. FDC NOTAMs
and FDC NOTAM cancellations may be retrieved via request/reply. To minimize
response delays, each FDC NOTAM and FDC NOTAM cancellation to be retrieved
should be requested individually.
1. To retrieve
an individual FDC NOTAM by number:
(a) When the
location identifier and number are known:
)SVC RQ FDC LOC=CID NT=0/2735
(b) When the
number only is known:
)SVC RQ FDC NT=0/2735
2. To request
all FDC NOTAMs for a given
)SVC RQ FDC LOC=MCI
All facilities must use their particular equipment's keyboard equivalent of
the closed parenthesis or equal symbol as appropriate.