A few questionable ones:
Louisville showed up for one decode.
Pedra Branca, no one else on the frequency. Singapore is UTC+8, so that would make it 15:30:24 Singapore time. Invalid (at least as we understand propagation today).
Utsira. They're alone on the frequency, they're UTC+2, and sunrise is shortly before 04:00 local time. So the decode is 03:16 UTC and before sunrise.
Pedra Branca
Monday, June 5, 2017 07:30:24Utsira Lt
Monday, June 5, 2017 01:16:15Annette Island
Monday, June 5, 2017 09:46:36
Monday, June 5, 2017 09:47:17
Monday, June 5, 2017 09:48:02Card Sound
Monday, June 5, 2017 09:17:15Tofino
Monday, June 5, 2017 07:15:33Robinson Point
Monday, June 5, 2017 08:33:52
Monday, June 5, 2017 08:34:35English Turn
Monday, June 5, 2017 06:17:05Louisville
Monday, June 5, 2017 03:14:59Count ID ref1 ref2 kHz Baud City Country Lat Lon km Deg
1 745 000 130 308.0 200 Pedra Branca (Horsburgh) Singapore 1.339 104.409 14,569 336
1 102 404 405 299.0 100 Gopnath India 21.203 72.109 12,509 15
1 001 001 001 286.0 200 Semikarakorsk? Russia 47.543 40.876 8,801 29
1 505 785 815 313.0 200 Utsira Lt Norway 59.313 4.876 6,252 37
70 891 282 283 295.0 100 Level Island, AK Alaska 56.467 -133.098 3,014 309
3 889 278 279 323.0 100 Annette Island, AK Alaska 55.069 -131.6 2,901 306
823 942 340 341 288.0 200 Cape Ray, NL Canada 47.636 -59.241 2,621 71
11 885 270 271 292.0 100 Cape Mendocino, CA United States 40.447 -124.405 2,563 270
145 909 300 301 309.0 200 Alert Bay, BC Canada 50.589 -126.93 2,554 296
1 808 016 017 314.0 200 Card Sound, FL United States 25.442 -80.452 2,468 147
1 908 302 303 315.0 200 Tofino [Amphitrite Point], BC Canada 48.931 -125.545 2,456 292
7682 764 210 211 314.0 200 Lincoln, CA United States 38.855 -121.361 2,395 263
3183 886 272 273 287.0 100 Fort Stevens, OR United States 46.208 -123.96 2,363 284
4083 907 304 305 320.0 200 Richmond, BC Canada 49.114 -123.183 2,283 292
16 935 334 335 312.0 200 Western Head, NS Canada 43.993 -64.67 2,273 83
2 887 274 275 323.0 200 Robinson Point, WA United States 47.392 -122.38 2,230 287
2579 871 172 173 300.0 100 Appleton, WA United States 45.792 -121.332 2,168 282
18 809 018 019 289.0 100 Cape Canaveral, FL United States 28.467 -80.554 2,162 144
10086 827 244 245 312.0 200 Tampa, FL United States 27.85 -82.543 2,138 149
5642 799 044 045 290.0 200 Penobscot, ME United States 44.453 -68.776 1,942 83
5791 772 198 199 306.0 200 Acushnet, MA United States 41.749 -70.889 1,852 93
10196 771 196 197 294.0 100 New Bern, NC United States 35.181 -77.059 1,765 123
878 778 192 193 292.0 100 Kensington, SC United States 33.491 -79.349 1,759 132
971 828 246 247 301.0 100 Angleton, TX United States 29.301 -95.484 1,756 187
1371 803 006 007 293.0 100 Moriches, NY United States 40.794 -72.756 1,743 98
3246 927 316 317 309.0 200 Lauzon, QC Canada 46.821 -71.165 1,729 75
1 814 028 029 293.0 200 English Turn, LA United States 29.886 -89.947 1,709 169
6417 806 012 013 289.0 100 Driver, VA United States 36.963 -76.562 1,670 116
422 804 008 009 286.0 200 Sandy Hook, NJ United States 40.475 -74.02 1,659 101
20245 844 094 095 324.0 200 Hudson Falls, NY United States 43.272 -73.542 1,595 90
829 870 170 171 309.0 200 Reedy Point, DE United States 39.569 -75.572 1,585 106
64 929 312 313 296.0 200 St Jean Richelieu, QC Canada 45.324 -73.317 1,574 82
6948 847 058 059 301.0 200 Annapolis, MD United States 39.018 -76.61 1,538 110
52 865 160 161 320.0 200 Millers Ferry, AL United States 32.095 -87.397 1,528 158
281 919 308 309 306.0 200 Cardinal, ON Canada 44.783 -75.417 1,417 85
28015 792 136 137 297.0 200 Bobo, MS United States 34.125 -90.696 1,233 168
14064 839 118 119 322.0 100 Youngstown, NY United States 43.239 -78.972 1,170 95
1 869 168 169 290.0 200 Louisville, KY United States 38.018 -85.31 1,030 136
8458 918 310 311 286.0 200 Wiarton, ON Canada 44.75 -81.117 971 87
22342 838 116 117 319.0 200 Detroit, MI United States 42.306 -83.103 883 106
15701 836 112 113 292.0 200 Cheboygan, MI United States 45.656 -84.475 704 81
102079 777 218 219 304.0 200 Mequon, WI United States 43.202 -88.066 474 113
50524 831 102 103 298.0 100 Upper Keweenaw, MI United States 47.233 -88.628 446 55
99713 863 156 157 311.0 200 Rock Island IL United States 42.02 -90.231 421 141
52649 830 100 101 296.0 100 Wisconsin, Point WI United States 46.708 -92.025 219 30
104859 864 158 159 317.0 200 St Paul [Alma], MN United States 44.306 -91.906 144 122
CURRENT DGPS ADVISORIES FOR 05 Jun 2017
Site Name Site Id BNM # OUTAGE MESSAGE
SCHEDULED / UNSCHEDULED OUTAGES
Kodiak 897 0198-17
BROADCAST SITE WILL BE UNUSABLE FROM 06/06/2017 17:30 Z TO 06/06/2017 22:30 Z.
Bobo 792 0211-17
BROADCAST SITE WILL BE UNUSABLE FROM 06/27/2017 14:00 Z TO 06/27/2017 16:00 Z.
Driver 806 0197-17
BROADCAST SITE WILL BE UNUSABLE FROM 06/22/2017 14:00 Z TO 06/22/2017 17:00 Z.
Appleton 871 0175-17
BROADCAST SITE WILL BE UNUSABLE FROM 06/15/2017 16:00 Z TO 06/15/2017 18:00 Z.
Robinson Point 887 0213-17
BROADCAST SITE WILL BE UNUSABLE FROM 06/22/2017 16:00 Z TO 06/22/2017 20:00 Z.
Whidbey Island 888 0212-17
BROADCAST SITE WILL BE UNUSABLE FROM 06/27/2017 17:00 Z TO 06/27/2017 21:00 Z.
Level Island 891 0184-17
BROADCAST SITE STATUS IS UNCONFIRMED DUE TO NETWORK OUTAGE AS OF 05/17/2017 00:12 Z UNTIL FURTHER NOTICE.
Upper Keweenaw 831 0214-17
BROADCAST SITE STATUS IS UNCONFIRMED DUE TO NETWORK OUTAGE AS OF 06/05/2017 19:55 Z UNTIL FURTHER NOTICE.
Aransas Pass 816 0203-17
BROADCAST SITE STATUS IS UNCONFIRMED DUE TO NETWORK OUTAGE AS OF 06/01/2017 11:55 Z UNTIL FURTHER NOTICE.
Acushnet 772 0210-17
BROADCAST SITE IS OPERATING AT REDUCED POWER AS OF 06/05/2017 13:01 Z UNTIL FURTHER NOTICE.
GENERAL INFORMATION
Millers Ferry 865 0157-17
DGPS BROADCAST SITE WILL PERMANENTLY CEASE BROADCASTING CORRECTIONS ON 30 JUNE 2017 AT 1400Z
Reedy Point 870 0204-17
DGPS BROADCAST SITE WILL PERMANENTLY CEASE BROADCASTING CORRECTIONS ON 31 JULY 2017 AT 1400Z
Rock Island 863 0158-17
DGPS BROADCAST SITE WILL PERMANENTLY CEASE BROADCASTING CORRECTIONS ON 30 JUNE 2017 AT 1400Z
St. Paul (Alma) 864 0159-17
DGPS BROADCAST SITE WILL PERMANENTLY CEASE BROADCASTING CORRECTIONS ON 30 JUNE 2017 AT 1400ZAFE822x v2.0 SDR with 43' Wellbrook ALA100LN loop oriented E-W