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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Steve J.,<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>As you are aware, there are no official time zone boundaries in British Columbia.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>And the fact that much of the province is mountainous and uninhabited means that the time zone boundaries are somewhat arbitrary.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>When I made the time zone boundary lines on my map for BC I made sure that:<o:p></o:p></span></p><p class=MsoListParagraph style='text-indent:-18.0pt;mso-list:l0 level1 lfo1'><![if !supportLists]><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><span style='mso-list:Ignore'>a)<span style='font:7.0pt "Times New Roman"'> </span></span></span><![endif]><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Communities that are known to be in a specific time zone are the correct side of the boundary lines.<o:p></o:p></span></p><p class=MsoListParagraph style='text-indent:-18.0pt;mso-list:l0 level1 lfo1'><![if !supportLists]><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><span style='mso-list:Ignore'>b)<span style='font:7.0pt "Times New Roman"'> </span></span></span><![endif]><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Boundary lines cross roads in the approximate location of documented “time zone change” road signs.<o:p></o:p></span></p><p class=MsoListParagraph style='text-indent:-18.0pt;mso-list:l0 level1 lfo1'><![if !supportLists]><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><span style='mso-list:Ignore'>c)<span style='font:7.0pt "Times New Roman"'> </span></span></span><![endif]><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Boundary lines cross only major highways and avoid crossing small roads.<o:p></o:p></span></p><p class=MsoListParagraph style='text-indent:-18.0pt;mso-list:l0 level1 lfo1'><![if !supportLists]><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><span style='mso-list:Ignore'>d)<span style='font:7.0pt "Times New Roman"'> </span></span></span><![endif]><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Boundary lines follow regional district borders or electoral district borders where possible.<o:p></o:p></span></p><p class=MsoListParagraph style='text-indent:-18.0pt;mso-list:l0 level1 lfo1'><![if !supportLists]><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><span style='mso-list:Ignore'>e)<span style='font:7.0pt "Times New Roman"'> </span></span></span><![endif]><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Otherwise, the lines follow watershed (a.k.a. drainage basin) boundaries.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Note that many of the regional borders in BC follow the watershed boundaries as they pass from one mountain peak to the next; these lines make for good time zone boundaries because they lie high up in the mountains where nobody lives. The only roads that cross the watershed boundaries are the main highways.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Specifically for the line from Riondel to Glacier NP: I ran the line north along the border between Central Kootenay Regional District and East Kootenay Regional District. It then runs north-west along the border between Columbia Shuswap Regional District and Central Kootenay Regional District and then follows the Conrad Icefield up to the South East corner of Glacier National Park.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Note that Glacier National Park officially operates on Pacific Time and there is supposedly a time zone sign on the trans-canada highyway 600m outside the park.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>As for the highway 97 crossing, all I have to go on is this website:<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><a href="http://www.vancouverisland.com/regions/towns/?townID=3621">http://www.vancouverisland.com/regions/towns/?townID=3621</a><o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>It says that the time zone changes just south of Pink Mountain.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>F.Y.I. I may be somewhat unreachable next week. If I don’t respond to e-mail please be patient.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>-chris<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><div><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm 0cm 0cm'><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> Steve Jones [mailto:stevejones@spjones.com] <br><b>Sent:</b> February 11, 2011 7:42 PM<br><b>To:</b> Chris Walton; 'tz@elsie.nci.nih.gov'<br><b>Subject:</b> RE: New site with North American Time Zone borders<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>At 11:45 2/11/2011, Chris Walton wrote:<br><br><o:p></o:p></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:Consolas'>Back in 2007 I posted a Canadian time zone map in one of the Google Earth forums.</span><o:p></o:p></p><p class=MsoNormal><br>Chris:<br><br>Very nice! My implementation of the kml version is much less ambitious, but I hope to keep it at least accurate. I'm very grateful for the feedback on my errors and I will roll it into my next release.<br><br>I've also mimicked your shape for the east Kootenays for my next release. Are you certain that the border from just north of Riondel to Glacier NP lies to the east of the lake road? I had it running through the lake and then up the Duncan river from there. I can't recall where I got that.<br><br>I also had the border of the no-DST area of BC near Dawson Creek drawn a bit too far north. That line bisects Hwy 97 twice, once between Chetwynd and McLeod Lake, and again just south of Sikanni. I wish I knew the precise coordinates of those two transitions. Do you happen to have that?<br><br><br><o:p></o:p></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:Consolas'>I guess we should assume that Petit-Mécatina is now on AST year round as you have indicated.</span><o:p></o:p></p><p class=MsoNormal><br>Interesting that the Quebec/Labrador border between Blanc-Sablon and L'anse-au-Clair is apparently a 90 minute transition in the summer time when it separates Atlantic Standard from Newfoundland Daylight. I can't recall running into any other instances of a border transition being over 60 minutes. It must be very confusing keeping the ferry departure/arrival times straight for the St. Barbe / Blanc Sablon ferry.<br><br>Thanks again.<br><br>Cheers,<br><br>Steve Jones<br>OnTimeZone.com<o:p></o:p></p></div></body></html>