Built in 1839. Listed on the National Register of Historic Places in 2000.
“The Isham Day House is located in Mequon, Wisconsin. It was added to the National Register of Historic Places in 2000.”
Wikipedia article Isham Day House, CC BY-SA 4.0.
One of 38 National Register listings published here for Ozaukee County · listed in 2000 · category: Building · built in 1839.
Sources: the Wikipedia article · the case file at the National Archives · the National Register database, National Park Service
Regional context, not property-specific evidence. The federal wildfire occurrence database lists 7 fires within 5 miles of Isham Day House between 2018 and 2020, burning about 2 acres in total. None started naturally. None was recorded as arson. Distance is straight-line from the map coordinates, so a fire counted here may appear on a neighbouring settlement's page as well.
| Reported cause | Fires |
|---|---|
| Missing data/not specified/undetermined | 6 |
| Debris and open burning | 1 |
The most recent of them, most recent first, with the day each was reported and the service that recorded it.
| Date | Cause | Size | Reported by | Name on the report |
|---|---|---|---|---|
| 21 August 2020 | Debris and open burning | 1.0 acres | Wisconsin Department of Natural Resources | 1772607 |
| 8 July 2018 | Missing data/not specified/undetermined | under an acre | Wisconsin Department of Natural Resources | 1804347 |
| 9 May 2020 | Missing data/not specified/undetermined | under an acre | Wisconsin Department of Natural Resources | 2002743 |
| 1 May 2018 | Missing data/not specified/undetermined | under an acre | Wisconsin Department of Natural Resources | 1802679 |
| 23 April 2020 | Missing data/not specified/undetermined | 1.0 acres | Wisconsin Department of Natural Resources | 2002437 |
| 21 April 2020 | Missing data/not specified/undetermined | under an acre | Wisconsin Department of Natural Resources | 2002392 |
| 3 March 2018 | Missing data/not specified/undetermined | under an acre | Wisconsin Department of Natural Resources | 1473559 |
Regional context, not property-specific evidence. The federal mineral resources record lists 2 workings within 5 miles of Isham Day House: 1 unknown, 1 past producer. None of them still produces. What was taken out: Stone, Sand and Gravel, Construction. Distance is straight-line from the map coordinates, so a quarry counted here may appear on a neighbouring settlement's page as well.
| Where | Site | Commodity | Status | Recorded |
|---|---|---|---|---|
| H.F. Prahl Corp. Pit | Sand and Gravel, Construction | Past Producer | ||
| Own Crews | Stone | Unknown |
Regional context, not property-specific evidence. The National Weather Service names Mequon, the town this property stands in, in 19 storm reports between 1997 and 2021: 6 thunderstorm wind, 5 hail, 3 flash flood, 3 lightning. The reports record 3 injuries. Each account below is quoted exactly as the forecast office filed it, from the NOAA Storm Events Database, and each date opens the federal record of that event.
| When | Event | Place named | Harm | What the report says |
|---|---|---|---|---|
| April 2001 | Lightning | Mequon | 3 hurt, $20,000 | no account filed |
| June 1997 | Flash Flood | Mequon | $3,600,000 | no account filed |
| June 2010 | Lightning | Mequon | $1,000,000 | A lightning strike in the city of Mequon resulted in a fire at a strip mall in the 1100 block of North Port Washington Road that destroyed 9 businesses. Time is estimated. Other severe weather was reported in southern Wisconsin during the pre-dawn hours of June 23, 2010. |
| July 2005 | Lightning | Mequon | $500,000 | no account filed |
| June 2008 | Flash Flood | Mequon | $462,160 | Heavy rains resulted in flash flooding from the Mequon area northeast to the Belgium to Port Washington area. Water depths on road surfaces reached 3 feet or more and there were gravel washouts. One hundred twenty-seven homes had minor damage, and 191 homes had major damage (total of $3.765 million for all home property losses). Business losses were about $810 thousand. Crops losses were estimated at $500 thousand. Public sector damage was about $1.1 million. There were several roads and bridges that sustained damage. |
| May 2000 | Flash Flood | Mequon | $75,000 | no account filed |
| June 2006 | Thunderstorm Wind | Mequon | $10,000 | Trees and power lines down. |
| June 1999 | Thunderstorm Wind | Mequon | $3,000 | no account filed |
| June 2007 | Thunderstorm Wind | Mequon | $2,000 | Powerful thunderstorm winds toppled large trees. Estimated wind gusts were on the order of 52 knots (60 mph). |
| June 2019 | Thunderstorm Wind | Mequon | $1,000 | Many tree branches down. |
| August 2021 | Heavy Rain | Mequon | - | Urban street flooding in far southern Ozaukee County, especially on portions of Mequon Rd. and Port Washington Rd. |
| September 2011 | Thunderstorm Wind | Mequon | - | Law enforcement officers reported numerous trees and power lines downed in a 5-mile wide swath from west of Mequon to Port Washington from damaging severe thunderstorm wind gusts estimated at 56 knots (65 mph). |
| June 2016 | Hail | Mequon | - | no account filed |
| April 2007 | Heavy Rain | Mequon | - | no account filed |
| September 2005 | Thunderstorm Wind | Mequon | - | no account filed |
| May 2004 | Hail | Mequon | - | no account filed |
| May 2004 | Hail | Mequon | - | no account filed |
| August 2003 | Hail | Mequon | - | no account filed |
| March 2000 | Hail | Mequon | - | no account filed |
No historic map-sheet match is published for this property yet. That does not mean no map exists. This record needs a coordinate-quality review before it can be joined to a sheet boundary. Browse the county's mapped places while that work is pending.
Other National Register properties close enough to walk or drive between, ordered by distance from this one. Both positions come from the same geocoding pass that matched these properties to their map sheets.
| Photograph | Property | Distance | Listed |
|---|---|---|---|
 | Moquon Town Hall and Fire Station Complex | under 500 feet | 2000 |
 | Main Street Historic District | 0.5 miles | 2004 |
 | Green Bay Road Historic District | 0.6 miles | 2004 |
 | William F. Jahn Farmstead | 1.3 miles | 2000 |
 | Jacob Voigt House | 1.3 miles | 2000 |
 | O'Brien-Peuschel Farmstead | 1.8 miles | 2000 |
| National Archives record | The nomination case file for reference 00001558 in Record Group 79. |
| Wikipedia article | Community-written account of this property, licensed CC BY-SA. |
| Ozaukee County | All 38 listed properties in this county. |
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