Mayoworth, Wyoming
6 topographic sheets cover this place, the earliest surveyed in 1955 and the latest in 1979. It stands in the Kaycee census division. It lies in ZIP code area 82639. It stands on Willow Creek. The Survey maps it on the Mayoworth quadrangle. It stands 5,230 feet above sea level.
Topographic sheets covering this place
5 surveys from 6 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.
- 1955 USGS Arminto quadrangle1:250000, 2 printings
- 1958 USGS Arminto quadrangle1:250000
- 1962 USGS Arminto quadrangle1:250000
- 1963 USGS Mayoworth quadrangle1:62500
- 1979 USGS Mayoworth quadrangle1:24000
Fires near this place
17 since 1994Regional context, not property-specific evidence. The federal wildfire occurrence database lists 17 fires within 5 miles of Mayoworth between 1994 and 2020, burning about 133 acres in total. 9 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 |
|---|---|
| Natural | 9 |
| Missing data/not specified/undetermined | 8 |
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 |
|---|---|---|---|---|
| 23 September 2013 | Natural | under an acre | Buffalo Field Office | PEDDY |
| 11 September 1994 | Missing data/not specified/undetermined | 80 acres | Wyoming State Forestry | not named |
| 10 September 2009 | Natural | 2.0 acres | Buffalo Field Office | DEEP WELL |
| 9 August 1994 | Missing data/not specified/undetermined | under an acre | Wyoming State Forestry | not named |
| 23 August 2002 | Natural | under an acre | Buffalo Field Office | BIG AL |
| 20 August 2002 | Natural | 1.0 acres | Wyoming State Forestry | not named |
| 30 July 2020 | Natural | under an acre | Johnson County | MARK |
| 28 July 2012 | Natural | 1.0 acres | Buffalo Field Office | DEEPWELL |
Settlements close enough to share some of these fires:
Mines and quarries near this place
10 of 28 shownRegional context, not property-specific evidence. The federal mineral resources record lists 28 workings within 5 miles of Mayoworth: 17 occurrences, 7 unknowns, 2 past producers, 1 producer. 1 still produces. What was taken out: Bentonite, Uranium, Gypsum-Anhydrite, 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 |
|---|---|---|---|---|
| Pass Reservoir Area | Limestone, General, Gypsum-Anhydrite | Unknown | ||
| Daniel's Pit Number Two | Sand and Gravel, Construction | Unknown | ||
| Gorden Pit | Sand and Gravel, Construction | Past Producer | ||
| Red Fork Powder River Area # 1 | Gypsum-Anhydrite | Unknown | ||
| Red Fork Powder River Area #2 | Gypsum-Anhydrite | Unknown | ||
| J L Masek #1 | Uranium | Occurrence | ||
| J.L. Masek's Lode #1 | Uranium | Occurrence | ||
| Lode #1 | Uranium | Occurrence | Stratabound | |
| Ram #3 & #4 | Uranium | Occurrence | ||
| Ramshorn #1 | Uranium | Prospect |
Storms near this place
9 since 2007Regional context, not property-specific evidence. The National Weather Service names Mayoworth in 9 storm reports between 2007 and 2025: 4 hail, 2 thunderstorm wind, 1 flood, 1 flash flood. No death or injury is recorded in these reports. 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 |
|---|---|---|---|---|
| September 2022 | Thunderstorm Wind | Mayoworth | $5,000 | A thunderstorm produced a microburst that brought tree damage in the vicinity of Doyle Creek Campground to the south of Hazelton in the Bighorn Range. Several trees were uprooted or snapped off above the ground. |
| July 2009 | Flash Flood | Mayoworth | $5,000 | Robinson Road near the mouth of Robinson Canyon was impacted by flash flood waters when culverts became inundated due to heavy rain. Radar estimated rainfall of three to four inches occurred in the Poison Creek and Middle Fork Crazy Woman Creek drainages at the foot of the Bighorn Mountains. A county road and bridge crew was required to clear the culvert and roadway. |
| July 2013 | Hail | Mayoworth | $1,000 | A near severe thunderstorm moved south-southeast across southern Johnson County. Ranchers reported hail up to the size of nickels. Heavy rain caused minor flooding at ranches around Mayoworth. Several hay and barley fields were damaged due to the combination of hail and rain. Other damage included broken camper windows and rear-view mirrors. |
| July 2025 | Thunderstorm Wind | Mayoworth | - | A sheephearders monument was blown down near Tabletop Mountain in the Bighorn Mountain Range. Wind measurements from nearby sensors and structure damage support a 60 to 75 mph wind speed estimate. |
| June 2018 | Tornado (EF2) | Mayoworth | - | An EF-2 tornado with maximum winds at 120 mph, touched down in the higher elevations of western Johnson county. This tornado touched down in a large forested area, downing or snapping nearly a thousand trees throughout its path. |
| August 2013 | Hail | Mayoworth | - | A trained spotter reported penny sized hail in Mayoworth. |
| August 2009 | Hail | Mayoworth | - | Nickel sized hail fell near Mayoworth. |
| May 2008 | Flood | Mayoworth | - | Heavy rainfall and melting snow caused rapid rises on the North Fork and Middle Fork of the Powder River near Kaycee, Barnum, and Mayoworth. Both branches of the river flooded. Rainfall totals ranged from around 3.25 inches to near 5.00 inches. A report from near Mayoworth indicated 6.36 inches fell over three days.||In Kaycee, the arena at Harold Jarrard Park was flooded, but no damage was reported in town. Sandbagging efforts began two days in advance of the flood and protected area homes which were at no time evacuated. The flooded areas were mainly comprised of agricultural lowlands or areas within the historic flood plain. |
| June 2007 | Hail | Mayoworth | - | no account filed |
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 |
|---|---|---|---|
| Kaycee | 11.7 miles | 6 | |
| Barnum | 13.1 miles | 7 | |
| Hazelton | 20.5 miles | 12 | |
| Linstead Place | 22.4 miles | 6 | |
| Sussex | 27.9 miles | 6 | |
| Sussex Unit | 34.9 miles | 7 | |
| Linch | 35.2 miles | 7 | |
| Buffalo | 36.0 miles | 12 |
Elsewhere
Matched on this settlement's Geographic Names Information System number rather than its name, so it cannot be a different place of the same name in another state.
| Wikipedia article on Mayoworth | An encyclopaedic summary. Its text is share-alike, so it is linked here rather than copied. |
| Wikidata item Q20658033 | The structured record the population and elevation above come from. Public domain (CC0). |
Provenance
This settlement is recorded in the Geographic Names Information System as feature 1597396. 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.
Storms. NOAA National Centers for Environmental Information, Storm Events Database https://www.ncei.noaa.gov/stormevents/ A work of the United States government, no copyright under 17 U.S.C. 105. Narratives are quoted verbatim from the National Weather Service report and are not edited or summarised.




