https://zzz.physics.umn.edu/ 2026-05-13T00:19:11+00:00 https://zzz.physics.umn.edu/ https://zzz.physics.umn.edu/_media/wiki/dokuwiki.svg text/html 2016-01-04T20:07:08+00:00 Anonymous (anonymous@undisclosed.example.com) https://zzz.physics.umn.edu/groups/homestake/array/300?rev=1451938028&do=diff 300 300 level, old station near Ross. Could be accessed via Ross or via side entrance. Status: Network and power should be available. Install sheet: Site information Q330 serial 01000010FAA3496F Q330 tag 2937 Q330 IP 204.114.29.12 Sensor type text/html 2016-08-08T15:44:24+00:00 Anonymous (anonymous@undisclosed.example.com) https://zzz.physics.umn.edu/groups/homestake/array/800?rev=1470671064&do=diff 800 800 level, old station accessed via Ross. Access via Yates should be possible, but probably no motor. Status: Network and power should be available. Install sheet: Site information Q330 serial 0100000A27B47AA6 Q330 tag 1067 Q330 IP 204.114.29.13 text/html 2015-06-11T21:57:02+00:00 Anonymous (anonymous@undisclosed.example.com) https://zzz.physics.umn.edu/groups/homestake/array/1700-1?rev=1434059822&do=diff 1700 1700 level, nearest station to Yates/Ross, train passes nearby but not often. There is some water dripping nearby, not clear if we can improve it. There is water draining down a hole to the next level. There is some air flow, but does not seem significant. text/html 2015-06-11T21:51:45+00:00 Anonymous (anonymous@undisclosed.example.com) https://zzz.physics.umn.edu/groups/homestake/array/2000-1?rev=1434059505&do=diff 2000A 2000 level, old station, furthest away from Ross. Access through Yates at 1700, then ramp. Status: power and network should be available. The rock may require some securing. Install sheet: Site information Q330 serial 0100000A1B9B8B2E Q330 tag text/html 2016-06-17T14:59:15+00:00 Anonymous (anonymous@undisclosed.example.com) https://zzz.physics.umn.edu/groups/homestake/array/2000-2?rev=1466175555&do=diff 2000B 2000 level, nearest to Ross. Access via Yates at 1700 and the ramp. Status: should have power and network. Install sheet: Site information Q330 serial 0100000B6A0C6710 Q330 tag 1432 Q330 IP 204.114.29.53 Sensor type STS-2 Sensor serial text/html 2016-06-17T14:59:33+00:00 Anonymous (anonymous@undisclosed.example.com) https://zzz.physics.umn.edu/groups/homestake/array/2000-c?rev=1466175573&do=diff 2000C 2000 level, on 7 ledge A limb. Near an air door which can be somewhat noisy. Install sheet: Site information Q330 serial 0100000A4171555D Q330 tag 1043 Q330 IP 204.114.29.54 Sensor type STS-2 Sensor serial 99726 Baler tag 05199 text/html 2015-08-03T14:03:09+00:00 Anonymous (anonymous@undisclosed.example.com) https://zzz.physics.umn.edu/groups/homestake/array/2000-d?rev=1438610589&do=diff 2000D 2000 level, near a large stope. Very clean and quiet. Install sheet: Site information Q330 serial 0100000A27B6DDFC Q330 tag 847 Q330 IP 204.114.29.16 Sensor type STS-2 Sensor serial 89935 Baler tag 05249 GPS transceiver serial text/html 2016-06-17T14:59:54+00:00 Anonymous (anonymous@undisclosed.example.com) https://zzz.physics.umn.edu/groups/homestake/array/2000-e?rev=1466175594&do=diff 2000E 2000 level, north 9 ledge. On the side of a drift. Some standing water nearby. Northernmost underground station in the array. Install sheet: Site information Q330 serial 0100000A27ACC88D Q330 tag 849 Q330 IP 204.114.29.56 Sensor type text/html 2015-05-26T21:56:12+00:00 Anonymous (anonymous@undisclosed.example.com) https://zzz.physics.umn.edu/groups/homestake/array/4100-1?rev=1432677372&do=diff 4100A 4100 level, old station in power mag. Access via Yates or Ross. Can operate multiple seismometers (huddle tests). Status: should have power and network. Install sheet: Site information Q330 serial 0100000B699DADB2 Q330 tag 1405 Q330 IP text/html 2015-05-26T22:02:07+00:00 Anonymous (anonymous@undisclosed.example.com) https://zzz.physics.umn.edu/groups/homestake/array/4100-2?rev=1432677727&do=diff 4100D 4100, old station near Yates. Access via Yates or Ross. Status: power and network should be available. Observed water during the last visit that should be drained. Install sheet: Site information Q330 serial 010000069A40C58B Q330 tag text/html 2015-10-21T17:02:24+00:00 Anonymous (anonymous@undisclosed.example.com) https://zzz.physics.umn.edu/groups/homestake/array/4100-3?rev=1445446944&do=diff 4100C 4100 level, room shared with B. Roggenthen. Train passes nearby but not often. The floor is buckling, but the tile should be in an area that seems flat. Bill has some electronics in the room, but does not appear to be noisy. Status: tile installed, huts built, power and network should already be installed. Need to define a place for electronics. text/html 2015-06-11T21:59:55+00:00 Anonymous (anonymous@undisclosed.example.com) https://zzz.physics.umn.edu/groups/homestake/array/4850-1?rev=1434059995&do=diff 4850A 4850 level, 17 ledge. Clean and very quiet station. Install sheet: Site information Q330 serial 01000006448ECA3B Q330 tag 420 Q330 IP 204.114.29.36 Sensor type STS-2 Sensor serial 110047 Baler tag 05386 GPS transceiver serial text/html 2015-06-11T22:00:59+00:00 Anonymous (anonymous@undisclosed.example.com) https://zzz.physics.umn.edu/groups/homestake/array/4850-2?rev=1434060059&do=diff 4850B 4850 level, room with the roll-up door, contains network electronics, near a noisy filter/blower. Status: tile installed, huts built. Need to finish network/power installations, need to define a place for electronics. Install sheet: Site information text/html 2015-05-27T15:20:05+00:00 Anonymous (anonymous@undisclosed.example.com) https://zzz.physics.umn.edu/groups/homestake/array/4850-3?rev=1432740005&do=diff 4850C 4850 level, room at the WYE, train passes by but otherwise a very quiet environment. Also used to store our foam panels, there should be 12-15 complete panels and several smaller pieces. Status: tile installed, huts built. Need to finish network/power installations, need to define a place for electronics. text/html 2015-06-11T22:02:29+00:00 Anonymous (anonymous@undisclosed.example.com) https://zzz.physics.umn.edu/groups/homestake/array/4850-4?rev=1434060149&do=diff 4850D 4850 level, in Davis campus, people pass by on the way to the labs but otherwise a very quiet environment. Status: tile installed, huts built, power and network should already be installed. Need to define a place for electronics. Install sheet: text/html 2015-06-01T16:14:34+00:00 Anonymous (anonymous@undisclosed.example.com) https://zzz.physics.umn.edu/groups/homestake/array/dead?rev=1433175274&do=diff DEAD Install sheet: Somewhat close to a creek. We were concerned about groundwater (actually dug below groundwater level during install), so we dug a drainage channel and filled with pebbles. Site information Q330 serial 010000044DA9BE0A Q330 tag text/html 2015-12-07T18:32:13+00:00 Anonymous (anonymous@undisclosed.example.com) https://zzz.physics.umn.edu/groups/homestake/array/home?rev=1449513133&do=diff Homestake Array Data quality monitor: <http://homepages.spa.umn.edu/~prestegard/homestake/> Array Summary Click the link in the station ID to go to the station page. Station ID Description Q330 serial Q330 tag Q330 IP Baler tag Sensor type Sensor serial Date installed DEAD Surface station in Deadwood (Tony's house) text/html 2015-05-27T18:55:05+00:00 Anonymous (anonymous@undisclosed.example.com) https://zzz.physics.umn.edu/groups/homestake/array/mast?rev=1432752905&do=diff MAST Q330 acting as master for the underground GPS timing system. Not a seismic station! The GPS signal is passed through two splitters here to be sent underground to Ross and Yates, so 3 total GPS transceivers are used here. Install sheet: Site information text/html 2016-09-27T13:34:29+00:00 Anonymous (anonymous@undisclosed.example.com) https://zzz.physics.umn.edu/groups/homestake/array/sh?rev=1474983269&do=diff LHS Surface site near the Lead-Deadwood High School. Install sheet: Site information Q330 serial 010000069A4065D7 Q330 tag 187 Q330 IP 172.24.40.30 Sensor type STS-2 Sensor serial 60108 Baler tag 05569 Wilan IP (at station) 172.24.40.31 text/html 2015-06-08T14:37:45+00:00 Anonymous (anonymous@undisclosed.example.com) https://zzz.physics.umn.edu/groups/homestake/array/shl?rev=1433774265&do=diff SHL Site at Ken's house on Strawberry Hill. Install sheet: Site information Q330 serial 0100000A279CE6AC Q330 tag 1074 Q330 IP 192.168.1.121 Sensor type STS-2 Sensor serial 50238 Baler tag 05132 Note: no radio at this site. Site log text/html 2016-08-08T15:45:26+00:00 Anonymous (anonymous@undisclosed.example.com) https://zzz.physics.umn.edu/groups/homestake/array/so?rev=1470671126&do=diff ORO Surface site at Oro Hondo. On Lab property, but need permission from Barrick to access it. Status: Installed concrete pad, retaining wall, insulation, and the solar panel post. Need to install the solar panel, radio, define a place for electronics. text/html 2015-05-27T15:29:52+00:00 Anonymous (anonymous@undisclosed.example.com) https://zzz.physics.umn.edu/groups/homestake/array/sr?rev=1432740592&do=diff ROSS Surface site near the Ross shaft. Status: Installed concrete pad, retaining wall, insulation, and the solar panel post. Need to install the solar panel, radio, define a place for electronics. Install sheet: Site information Q330 serial 01000008E90A14F8 text/html 2015-06-01T16:35:23+00:00 Anonymous (anonymous@undisclosed.example.com) https://zzz.physics.umn.edu/groups/homestake/array/srr?rev=1433176523&do=diff RRDG Surface site at the Rhyolite Ridge, near the open cut. On Barrick property, need their permission to access it, and probably their guide. Steep dirt road, need a 4W drive in the winter. Could be very windy. Status: Installed concrete pad, retaining wall, insulation, and the solar panel post. Need to install the solar panel, radio, define a place for electronics. text/html 2016-09-27T13:36:20+00:00 Anonymous (anonymous@undisclosed.example.com) https://zzz.physics.umn.edu/groups/homestake/array/sw?rev=1474983380&do=diff WTP Surface site near the Water Treatment Plant. On Lab property, close to water treatment facilities which could introduce some vibrations. On a slope, may be difficult to access in snow. Status: Installed concrete pad, retaining wall, insulation, and the solar panel post. Need to install the solar panel, radio, define a place for electronics. text/html 2015-05-27T15:30:21+00:00 Anonymous (anonymous@undisclosed.example.com) https://zzz.physics.umn.edu/groups/homestake/array/sy?rev=1432740621&do=diff YATES Surface site near the Yates admin building. Status: Installed concrete pad, retaining wall, insulation, and the solar panel post. Need to install the solar panel, radio, define a place for electronics. Install sheet: Site information Q330 serial text/html 2015-06-01T16:40:47+00:00 Anonymous (anonymous@undisclosed.example.com) https://zzz.physics.umn.edu/groups/homestake/array/tpk?rev=1433176847&do=diff TPK Install sheet: Betty's house. Up around the right side of the house, farthest upper corner of her property/yard. 2 Batteries, since solar panel sky coverage not great. Site information Q330 serial 0100000A287DC025 Q330 tag 868 Q330 IP