BlockRiggs, Iowa
17 topographic sheets cover this place, the earliest surveyed in 1891 and the latest in 1984. It stands in Waterford Township. It lies in ZIP code area 52037. The Survey maps it on the Delmar North quadrangle.
Topographic sheets covering this place
8 surveys from 17 printed sheetsMatched by testing this settlement's coordinate against the published boundary of every sheet in the United States Geological Survey's historical collection. Each opens the scanned sheet at the Survey.
- 1891 USGS Maquoketa quadrangle1:62500, 3 printings
- 1901 USGS Peosta quadrangle1:125000, 4 printings
- 1959 USGS Dubuque quadrangle1:250000
- 1961 USGS Dubuque quadrangle1:250000
- 1962 USGS Dubuque quadrangle1:250000, 2 printings
- 1976 USGS Dubuque quadrangle1:250000
- 1980 USGS Delmar North quadrangle1:24000
- 1984 USGS Dubuque South quadrangle1:100000, 4 printings
Fires near this place
2 since 2009Regional context, not property-specific evidence. The federal wildfire occurrence database lists 2 fires within 5 miles of Riggs between 2009 and 2011, burning about 100 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 | 2 |
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 |
|---|---|---|---|---|
| 24 April 2009 | Missing data/not specified/undetermined | 100 acres | Iowa Department of Natural Resources | not named |
| 3 March 2011 | Missing data/not specified/undetermined | under an acre | Iowa Department of Natural Resources | 2439 296TH, IA |
Settlements close enough to share some of these fires:
Mines and quarries near this place
2 within 5 milesRegional context, not property-specific evidence. The federal mineral resources record lists 2 workings within 5 miles of Riggs: 2 past producers. None of them still produces. What was taken out: Stone, Crushed/Broken. 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 |
|---|---|---|---|---|
| Clark Quarry | Stone, Crushed/Broken | Past Producer | ||
| Petersville Quarry | Stone, Crushed/Broken | Past Producer |
Nearest settlements
The eight closest, with where each one stands in the county. Distances are straight-line, computed from the Geographic Names Information System coordinates.
| Map | Place | Distance | Sheets |
|---|---|---|---|
| Browns | 2.4 miles | 13 | |
| Petersville | 2.6 miles | 14 | |
| Delmar | 4.1 miles | 17 | |
| Charlotte | 4.6 miles | 16 | |
| North Welton | 7.4 miles | 14 | |
| Welton | 7.5 miles | 14 | |
| Goose Lake | 8.2 miles | 16 | |
| Bliedorn | 10.6 miles | 13 |
Provenance
This settlement is recorded in the Geographic Names Information System as feature 464719. The sheet list is computed by point-in-boundary test against the United States Geological Survey's historical topographic inventory. Both are works of the United States government and carry no copyright under 17 U.S.C. 105.
Wildfire. Short, Karen C. 2022. Spatial wildfire occurrence data for the United States, 1992-2020 [FPA_FOD_20221014]. 6th Edition. Fort Collins, CO: Forest Service Research Data Archive. https://doi.org/10.2737/RDS-2013-0009.6 Collected with United States Government funding and usable without additional permissions or fees.
Mines and quarries. USGS Mineral Resources Data System (MRDS) https://mrdata.usgs.gov/mrds/ A work of the United States government, no copyright under 17 U.S.C. 105.