<?xml version="1.0" encoding="UTF-8" standalone="yes"?><AIXMBasicMessage xmlns="http://www.aixm.aero/schema/5.1/message" xmlns:aixm="http://www.aixm.aero/schema/5.1" xmlns:event="http://www.aixm.aero/schema/5.1/event" xmlns:fns="urn:us.gov.dot.faa.aim.fns" xmlns:fnse="http://www.aixm.aero/schema/5.1/extensions/FAA/FNSE" xmlns:gco="http://www.isotc211.org/2005/gco" xmlns:gmd="http://www.isotc211.org/2005/gmd" xmlns:gml="http://www.opengis.net/gml/3.2" xmlns:gts="http://www.isotc211.org/2005/gts" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" gml:id="NMS_ID_5157593318021600"><gml:boundedBy xsi:nil="true"/><hasMember><event:Event gml:id="Event_1_5157593318021600"><gml:identifier codeSpace="urn:uuid:">039fc6c2-5a73-4e03-b14d-0e813561a3f1</gml:identifier><gml:boundedBy xsi:nil="true"/><event:timeSlice><event:EventTimeSlice gml:id="Event_TS_1_5157593318021600"><gml:validTime><gml:TimePeriod gml:id="Event_TS_TP_1_5157593318021600"><gml:beginPosition>2026-04-30T13:00:00.000Z</gml:beginPosition><gml:endPosition>2026-04-30T14:00:00.000Z</gml:endPosition></gml:TimePeriod></gml:validTime><aixm:interpretation>BASELINE</aixm:interpretation><aixm:sequenceNumber>1</aixm:sequenceNumber><aixm:correctionNumber>0</aixm:correctionNumber><event:scenario>495</event:scenario><event:textNOTAM><event:NOTAM gml:id="NOTAM_1_5157593318021600"><event:series>M</event:series><event:number>499</event:number><event:year>2026</event:year><event:type>N</event:type><event:issued>2026-04-23T20:59:00.000Z</event:issued><event:affectedFIR>ZDC</event:affectedFIR><event:selectionCode>QFAXX</event:selectionCode><event:traffic>IV</event:traffic><event:purpose>NBO</event:purpose><event:scope>A</event:scope><event:minimumFL>000</event:minimumFL><event:maximumFL>999</event:maximumFL><event:coordinates>3656N07617W</event:coordinates><event:radius>5</event:radius><event:location>NGU</event:location><event:effectiveStart>202604301300</event:effectiveStart><event:effectiveEnd>202604301400</event:effectiveEnd><event:text>QUIET HOUR IN EFFECT. NO PRACTICE APPROACHES TO KNGU OR KNHU WILL BE APPROVED. ENGINE STARTS, APU OPERATIONS OR TAXIING AIRCRAFT IN THE SP AREA (HELIPORT SEA WALL) WILL NOT BE AUTHORIZED.</event:text><event:translation><event:NOTAMTranslation gml:id="NT01_5157593318021600"><event:type>LOCAL_FORMAT</event:type><event:simpleText>NOT AVAILABLE</event:simpleText></event:NOTAMTranslation></event:translation><event:translation><event:NOTAMTranslation gml:id="NT02_5157593318021600"><event:type>OTHER:ICAO</event:type><event:formattedText><html:div xmlns:html="http://www.w3.org/1999/xhtml">M0499/26 NOTAMN &#13;
Q) ZDC/QFAXX/IV/NBO/A/000/999/3656N07617W005 &#13;
A) KNGU &#13;
B) 2604301300 &#13;
C) 2604301400 &#13;
E) QUIET HOUR IN EFFECT. NO PRACTICE APPROACHES TO KNGU OR KNHU WILL BE APPROVED. ENGINE STARTS, APU OPERATIONS OR TAXIING AIRCRAFT IN THE SP AREA (HELIPORT SEA WALL) WILL NOT BE AUTHORIZED.</html:div></event:formattedText></event:NOTAMTranslation></event:translation></event:NOTAM></event:textNOTAM><event:extension><fnse:EventExtension gml:id="ext_01_5157593318021600"><fnse:classification>MIL</fnse:classification><fnse:accountId>KNGU</fnse:accountId><fnse:airportname>NORFOLK NS (CHAMBERS FLD)</fnse:airportname><fnse:lastUpdated>2026-04-23T20:59:00.000Z</fnse:lastUpdated><fnse:icaoLocation>KNGU</fnse:icaoLocation></fnse:EventExtension></event:extension></event:EventTimeSlice></event:timeSlice></event:Event></hasMember></AIXMBasicMessage>